./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/protection-local/26_stack_cas_longest-2.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i ./goblint.2024-08-08_07-59-58.files/protection-local/26_stack_cas_longest-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 09:52:15,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 09:52:15,714 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 09:52:15,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 09:52:15,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 09:52:15,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 09:52:15,754 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 09:52:15,754 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 09:52:15,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 09:52:15,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 09:52:15,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 09:52:15,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 09:52:15,756 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 09:52:15,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 09:52:15,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 09:52:15,761 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 09:52:15,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 09:52:15,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 09:52:15,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 09:52:15,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 09:52:15,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 09:52:15,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 09:52:15,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 09:52:15,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 09:52:15,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 09:52:15,763 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 09:52:15,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 09:52:15,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 09:52:15,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 09:52:15,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 09:52:15,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 09:52:15,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 09:52:15,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 09:52:15,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 09:52:15,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 09:52:15,766 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 09:52:15,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 09:52:15,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 09:52:15,771 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 09:52:15,771 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 09:52:15,771 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 09:52:15,772 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 09:52:15,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-14 09:52:15,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 09:52:15,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 09:52:15,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 09:52:15,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 09:52:15,992 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 09:52:15,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2024-08-14 09:52:17,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 09:52:17,604 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 09:52:17,604 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2024-08-14 09:52:17,615 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c9beffbe/01e7170a28d04b859f5ede7e64175726/FLAGb63e9db95 [2024-08-14 09:52:17,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c9beffbe/01e7170a28d04b859f5ede7e64175726 [2024-08-14 09:52:17,991 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 09:52:17,992 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 09:52:17,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-local/26_stack_cas_longest-2.yml/witness.yml [2024-08-14 09:52:18,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 09:52:18,041 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 09:52:18,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 09:52:18,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 09:52:18,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 09:52:18,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 09:52:17" (1/2) ... [2024-08-14 09:52:18,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357d2761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 09:52:18, skipping insertion in model container [2024-08-14 09:52:18,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 09:52:17" (1/2) ... [2024-08-14 09:52:18,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3feb4447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 09:52:18, skipping insertion in model container [2024-08-14 09:52:18,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 09:52:18" (2/2) ... [2024-08-14 09:52:18,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357d2761 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18, skipping insertion in model container [2024-08-14 09:52:18,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 09:52:18" (2/2) ... [2024-08-14 09:52:18,048 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 09:52:18,070 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 09:52:18,071 INFO L97 edCorrectnessWitness]: Location invariant before [L751-L751] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-14 09:52:18,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 09:52:18,379 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i[31306,31319] [2024-08-14 09:52:18,392 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 09:52:18,402 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-14 09:52:18,479 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i[31306,31319] [2024-08-14 09:52:18,486 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 09:52:18,526 INFO L206 MainTranslator]: Completed translation [2024-08-14 09:52:18,527 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18 WrapperNode [2024-08-14 09:52:18,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 09:52:18,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 09:52:18,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 09:52:18,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 09:52:18,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,566 INFO L138 Inliner]: procedures = 179, calls = 50, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 202 [2024-08-14 09:52:18,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 09:52:18,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 09:52:18,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 09:52:18,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 09:52:18,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 09:52:18,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 09:52:18,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 09:52:18,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 09:52:18,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:18" (1/1) ... [2024-08-14 09:52:18,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 09:52:18,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 09:52:18,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-14 09:52:18,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-14 09:52:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-14 09:52:18,656 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-14 09:52:18,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 09:52:18,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 09:52:18,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 09:52:18,663 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 09:52:18,792 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 09:52:18,794 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 09:52:19,171 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 09:52:19,172 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 09:52:19,210 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1879) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1743) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-08-14 09:52:19,214 INFO L158 Benchmark]: Toolchain (without parser) took 1173.00ms. Allocated memory is still 218.1MB. Free memory was 160.3MB in the beginning and 102.2MB in the end (delta: 58.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-08-14 09:52:19,214 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 187.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 09:52:19,215 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 218.1MB. Free memory is still 162.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 09:52:19,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.64ms. Allocated memory is still 218.1MB. Free memory was 159.8MB in the beginning and 134.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-14 09:52:19,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.26ms. Allocated memory is still 218.1MB. Free memory was 134.6MB in the beginning and 132.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 09:52:19,216 INFO L158 Benchmark]: Boogie Preprocessor took 26.01ms. Allocated memory is still 218.1MB. Free memory was 132.0MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 09:52:19,216 INFO L158 Benchmark]: RCFGBuilder took 618.47ms. Allocated memory is still 218.1MB. Free memory was 130.0MB in the beginning and 102.2MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-14 09:52:19,218 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 187.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 218.1MB. Free memory is still 162.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.64ms. Allocated memory is still 218.1MB. Free memory was 159.8MB in the beginning and 134.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.26ms. Allocated memory is still 218.1MB. Free memory was 134.6MB in the beginning and 132.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.01ms. Allocated memory is still 218.1MB. Free memory was 132.0MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 618.47ms. Allocated memory is still 218.1MB. Free memory was 130.0MB in the beginning and 102.2MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-08-14 09:52:19,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i ./goblint.2024-08-08_07-59-58.files/protection-local/26_stack_cas_longest-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 09:52:21,228 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 09:52:21,292 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-14 09:52:21,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 09:52:21,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 09:52:21,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 09:52:21,323 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 09:52:21,323 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 09:52:21,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 09:52:21,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 09:52:21,326 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 09:52:21,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 09:52:21,327 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 09:52:21,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 09:52:21,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 09:52:21,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 09:52:21,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 09:52:21,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 09:52:21,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 09:52:21,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 09:52:21,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 09:52:21,332 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-14 09:52:21,332 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 09:52:21,332 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 09:52:21,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 09:52:21,333 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 09:52:21,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 09:52:21,334 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-14 09:52:21,335 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 09:52:21,335 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 09:52:21,335 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 09:52:21,336 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 09:52:21,337 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 09:52:21,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 09:52:21,337 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-14 09:52:21,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 09:52:21,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 09:52:21,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 09:52:21,617 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 09:52:21,618 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 09:52:21,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2024-08-14 09:52:22,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 09:52:23,174 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 09:52:23,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2024-08-14 09:52:23,190 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/626e9b431/15637a0bf613450995dfbdeab8a3220a/FLAG9f27487e7 [2024-08-14 09:52:23,207 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/626e9b431/15637a0bf613450995dfbdeab8a3220a [2024-08-14 09:52:23,210 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 09:52:23,210 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 09:52:23,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-local/26_stack_cas_longest-2.yml/witness.yml [2024-08-14 09:52:23,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 09:52:23,275 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 09:52:23,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 09:52:23,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 09:52:23,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 09:52:23,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 09:52:23" (1/2) ... [2024-08-14 09:52:23,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429a8583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 09:52:23, skipping insertion in model container [2024-08-14 09:52:23,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 09:52:23" (1/2) ... [2024-08-14 09:52:23,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ac2523c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 09:52:23, skipping insertion in model container [2024-08-14 09:52:23,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 09:52:23" (2/2) ... [2024-08-14 09:52:23,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429a8583 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23, skipping insertion in model container [2024-08-14 09:52:23,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 09:52:23" (2/2) ... [2024-08-14 09:52:23,283 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 09:52:23,303 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 09:52:23,304 INFO L97 edCorrectnessWitness]: Location invariant before [L751-L751] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-14 09:52:23,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 09:52:23,677 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i[31306,31319] [2024-08-14 09:52:23,691 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 09:52:23,705 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-14 09:52:23,782 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i[31306,31319] [2024-08-14 09:52:23,788 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 09:52:23,834 INFO L206 MainTranslator]: Completed translation [2024-08-14 09:52:23,835 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23 WrapperNode [2024-08-14 09:52:23,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 09:52:23,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 09:52:23,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 09:52:23,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 09:52:23,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,887 INFO L138 Inliner]: procedures = 183, calls = 50, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 199 [2024-08-14 09:52:23,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 09:52:23,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 09:52:23,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 09:52:23,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 09:52:23,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 09:52:23,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 09:52:23,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 09:52:23,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 09:52:23,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 09:52:23" (1/1) ... [2024-08-14 09:52:23,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 09:52:23,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 09:52:23,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-14 09:52:23,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-14 09:52:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-14 09:52:24,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-08-14 09:52:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-08-14 09:52:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-08-14 09:52:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 09:52:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 09:52:24,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 09:52:24,028 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 09:52:24,164 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 09:52:24,166 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 09:52:24,488 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 09:52:24,489 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 09:52:24,524 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1879) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1743) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-08-14 09:52:24,532 INFO L158 Benchmark]: Toolchain (without parser) took 1257.01ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 38.4MB in the end (delta: -1.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-08-14 09:52:24,532 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 09:52:24,533 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 09:52:24,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.75ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 53.8MB in the end (delta: -17.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-08-14 09:52:24,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.57ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 51.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 09:52:24,534 INFO L158 Benchmark]: Boogie Preprocessor took 47.32ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 09:52:24,534 INFO L158 Benchmark]: RCFGBuilder took 594.07ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 38.4MB in the end (delta: 10.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-08-14 09:52:24,536 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.75ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 53.8MB in the end (delta: -17.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.57ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 51.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.32ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 594.07ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 38.4MB in the end (delta: 10.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-08-14 09:52:24,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo