MergeRuleTests

11

tests

8

failures

0

ignored

21.492s

duration

27%

successful

Failed tests

testDoAutomaticGcdProofWithMergePointStatementAndBlockContract()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testDoAutomaticGcdProofWithMergePointStatementAndBlockContract(MergeRuleTests.java:125)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.MPSAndBlockContract.key; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testDoAutomaticGcdProofWithMergePointStatements()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testDoAutomaticGcdProofWithMergePointStatements(MergeRuleTests.java:82)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.mergePointStatements.key; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testDoManualGcdProof()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testDoManualGcdProof(MergeRuleTests.java:175)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.key; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testLoadClosedGcdProofWithMergePointStatements()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testLoadClosedGcdProofWithMergePointStatements(MergeRuleTests.java:105)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.mergePointStatements.closed.proof; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testLoadGcdProof()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testLoadGcdProof(MergeRuleTests.java:47)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.closed.proof; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testLoadGcdProofWithPredAbstr()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testLoadGcdProofWithPredAbstr(MergeRuleTests.java:59)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.closed.predicateabstraction.proof; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testLoadGcdProofWithPredAbstrAndUserChoices()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testLoadGcdProofWithPredAbstrAndUserChoices(MergeRuleTests.java:72)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\gcd.closed.predicateAbstractionWithUserChoices.proof; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

testLoadProofWithDiffVarsWithSameNameAndMPS()

org.opentest4j.AssertionFailedError: Proof could not be loaded
	at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:42)
	at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:147)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:326)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.testLoadProofWithDiffVarsWithSameNameAndMPS(MergeRuleTests.java:150)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727)
	at app//org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:147)
	at app//org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:86)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
	at app//org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92)
	at app//org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:217)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:213)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:138)
	at app//org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:68)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at java.base@11.0.19/java.util.ArrayList.forEach(ArrayList.java:1541)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141)
	at app//org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139)
	at app//org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138)
	at app//org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95)
	at app//org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at app//org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67)
	at app//org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114)
	at app//org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86)
	at app//org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90)
	at org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@11.0.19/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base@11.0.19/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base@11.0.19/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.stop(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: Index 0 out of bounds for length 0 (file: src\test\resources\testcase\merge\A.differentVarsWithSameName.MPS.cut.closed.proof; caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0)
	at app//de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:225)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:282)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:251)
	at app//de.uka.ilkd.key.control.KeYEnvironment.load(KeYEnvironment.java:225)
	at app//de.uka.ilkd.key.rule.merge.MergeRuleTests.loadProof(MergeRuleTests.java:319)
	... 85 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uka.ilkd.key.speclang.jml.JMLSpecExtractor.extractMergeContracts(JMLSpecExtractor.java:560)
	at de.uka.ilkd.key.speclang.SLEnvInput.addMergePointStatements(SLEnvInput.java:220)
	at de.uka.ilkd.key.speclang.SLEnvInput.createSpecs(SLEnvInput.java:320)
	at de.uka.ilkd.key.speclang.SLEnvInput.read(SLEnvInput.java:361)
	at de.uka.ilkd.key.proof.init.KeYUserProblemFile.read(KeYUserProblemFile.java:110)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.readEnvInput(ProblemInitializer.java:334)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:558)
	at de.uka.ilkd.key.proof.init.ProblemInitializer.prepare(ProblemInitializer.java:458)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.createInitConfig(AbstractProblemLoader.java:558)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.loadEnvironment(AbstractProblemLoader.java:318)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:276)
	at de.uka.ilkd.key.proof.io.AbstractProblemLoader.load(AbstractProblemLoader.java:258)
	at de.uka.ilkd.key.control.AbstractUserInterfaceControl.load(AbstractUserInterfaceControl.java:212)
	... 89 more

Tests

Test Duration Result
testDoAutomaticGcdProofWithMergePointStatementAndBlockContract() 1.293s failed
testDoAutomaticGcdProofWithMergePointStatements() 1.209s failed
testDoManualGcdProof() 2.428s failed
testLoadClosedGcdProofWithMergePointStatements() 1.382s failed
testLoadGcdProof() 1.212s failed
testLoadGcdProofWithPredAbstr() 1.344s failed
testLoadGcdProofWithPredAbstrAndUserChoices() 1.264s failed
testLoadProofWithDiffVarsWithSameNameAndMPS() 1.314s failed
testMergeIndistinguishablePathConditionsWithFullAnonymization() 3.301s passed
testMergeIndistinguishablePathConditionsWithITE() 3.274s passed
testMergeThreeIndistinguishablePathConditionsWithITE() 3.471s passed

Standard output

528367     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.key 
528367     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 192.6ns 
528367     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
528507     DEBUG Test worker     d.u.i.k.j.TypeConverter   No LDT found for Meta 
528507     DEBUG Test worker     d.u.i.k.j.TypeConverter   No LDT found for Meta 
528507     DEBUG Test worker     d.u.i.k.j.TypeConverter   No LDT found for Meta 
528507     DEBUG Test worker     d.u.i.k.j.TypeConverter   No LDT found for Meta 
529274     DEBUG Test worker     d.u.i.k.j.TypeConverter   No LDT found for JavaBigintExpression 
530791     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\A.differentVarsWithSameName.MPS.cut.closed.proof 
530791     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 148.1ns 
530807     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
532104     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.MPSAndBlockContract.key 
532104     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 147.4ns 
532104     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
533402     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.closed.predicateAbstractionWithUserChoices.proof 
533402     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 463.6ns 
533409     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
534668     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.closed.predicateabstraction.proof 
534668     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 212ns 
534668     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
536028     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\IndistinguishablePathConditions.twoJoins.proof 
536028     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 10.25ms 
536044     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
539422     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Init config took 3.39s 
539453     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Replaying proof IndistinguishablePathConditions.twoJoins.proof 
539469     DEBUG Test worker     d.u.i.k.p.i.IntermediateProofReplayer Proof replay took 2.71ms 
539485     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\IndistinguishablePathConditions.proof 
539485     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 127.4ns 
539485     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
542708     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Init config took 3.22s 
542724     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Replaying proof IndistinguishablePathConditions.proof 
542724     DEBUG Test worker     d.u.i.k.p.i.IntermediateProofReplayer Proof replay took 2.38ms 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542755     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern true;, source 1) 
542771     DEBUG Test worker     d.u.i.k.j.JavaProgramElement Program match failed (pattern false;, source 1) 
542786     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.mergePointStatements.closed.proof 
542786     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 112.6ns 
542786     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
544161     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\IndistinguishablePathConditions.proof 
544161     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 153.9ns 
544177     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
547413     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Init config took 3.25s 
547444     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Replaying proof IndistinguishablePathConditions.proof 
547444     DEBUG Test worker     d.u.i.k.p.i.IntermediateProofReplayer Proof replay took 1.16ms 
547444     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.mergePointStatements.key 
547444     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 151.7ns 
547444     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config 
548649     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Loading environment from src\test\resources\testcase\merge\gcd.closed.proof 
548649     DEBUG Test worker     d.u.i.k.p.i.AbstractProblemLoader Environment load took 134.2ns 
548664     INFO  Test worker     d.u.i.k.p.i.AbstractProblemLoader Creating init config