./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longer-2.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/26_stack_cas_longer-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_longer-2.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/26_stack_cas_longer-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 [2024-08-13 22:31:43,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 22:31:43,981 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 22:31:43,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 22:31:43,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 22:31:44,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 22:31:44,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 22:31:44,011 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 22:31:44,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 22:31:44,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 22:31:44,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 22:31:44,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 22:31:44,014 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 22:31:44,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 22:31:44,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 22:31:44,016 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 22:31:44,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 22:31:44,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 22:31:44,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 22:31:44,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 22:31:44,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 22:31:44,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 22:31:44,021 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 22:31:44,021 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 22:31:44,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 22:31:44,021 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 22:31:44,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 22:31:44,022 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 22:31:44,022 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 22:31:44,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 22:31:44,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:44,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 22:31:44,023 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 22:31:44,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 22:31:44,024 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 22:31:44,026 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 22:31:44,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-13 22:31:44,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 22:31:44,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 22:31:44,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 22:31:44,295 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 22:31:44,296 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 22:31:44,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longer-2.i [2024-08-13 22:31:45,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 22:31:45,829 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 22:31:45,830 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longer-2.i [2024-08-13 22:31:45,848 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67ac1eed6/bbc64a226870451eb9ef9643eebff5e2/FLAG3dce65862 [2024-08-13 22:31:46,208 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/67ac1eed6/bbc64a226870451eb9ef9643eebff5e2 [2024-08-13 22:31:46,210 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 22:31:46,211 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 22:31:46,213 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/26_stack_cas_longer-2.yml/witness.yml [2024-08-13 22:31:46,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 22:31:46,276 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 22:31:46,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:46,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 22:31:46,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 22:31:46,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:46" (1/2) ... [2024-08-13 22:31:46,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18647c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:46, skipping insertion in model container [2024-08-13 22:31:46,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:46" (1/2) ... [2024-08-13 22:31:46,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36975e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:46, skipping insertion in model container [2024-08-13 22:31:46,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:46" (2/2) ... [2024-08-13 22:31:46,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18647c8c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46, skipping insertion in model container [2024-08-13 22:31:46,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:46" (2/2) ... [2024-08-13 22:31:46,285 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 22:31:46,305 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 22:31:46,306 INFO L97 edCorrectnessWitness]: Location invariant before [L751-L751] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-13 22:31:46,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 22:31:46,595 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_longer-2.i[31305,31318] [2024-08-13 22:31:46,602 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:46,610 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 22:31:46,681 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_longer-2.i[31305,31318] [2024-08-13 22:31:46,684 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:46,711 INFO L206 MainTranslator]: Completed translation [2024-08-13 22:31:46,711 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46 WrapperNode [2024-08-13 22:31:46,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:46,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:46,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 22:31:46,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 22:31:46,717 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 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,733 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 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,758 INFO L138 Inliner]: procedures = 179, calls = 50, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 202 [2024-08-13 22:31:46,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:46,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 22:31:46,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 22:31:46,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 22:31:46,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 22:31:46,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 22:31:46,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 22:31:46,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 22:31:46,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:46" (1/1) ... [2024-08-13 22:31:46,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:46,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 22:31:46,858 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) [2024-08-13 22:31:46,861 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 [2024-08-13 22:31:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-13 22:31:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-13 22:31:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 22:31:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 22:31:46,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 22:31:46,890 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 22:31:47,011 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 22:31:47,013 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 22:31:47,270 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 22:31:47,270 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 22:31:47,316 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) [2024-08-13 22:31:47,323 INFO L158 Benchmark]: Toolchain (without parser) took 1046.63ms. Allocated memory is still 165.7MB. Free memory was 88.3MB in the beginning and 108.0MB in the end (delta: -19.7MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-08-13 22:31:47,324 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 165.7MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:47,325 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:47,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.21ms. Allocated memory is still 165.7MB. Free memory was 88.0MB in the beginning and 62.7MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-13 22:31:47,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.77ms. Allocated memory is still 165.7MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:47,326 INFO L158 Benchmark]: Boogie Preprocessor took 35.62ms. Allocated memory is still 165.7MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:47,326 INFO L158 Benchmark]: RCFGBuilder took 527.38ms. Allocated memory is still 165.7MB. Free memory was 58.1MB in the beginning and 108.0MB in the end (delta: -49.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-08-13 22:31:47,328 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 165.7MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.21ms. Allocated memory is still 165.7MB. Free memory was 88.0MB in the beginning and 62.7MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.77ms. Allocated memory is still 165.7MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.62ms. Allocated memory is still 165.7MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.38ms. Allocated memory is still 165.7MB. Free memory was 58.1MB in the beginning and 108.0MB in the end (delta: -49.9MB). Peak memory consumption was 8.6MB. 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. [2024-08-13 22:31:47,348 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_longer-2.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/26_stack_cas_longer-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 [2024-08-13 22:31:49,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 22:31:49,341 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 22:31:49,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 22:31:49,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 22:31:49,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 22:31:49,376 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 22:31:49,376 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 22:31:49,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 22:31:49,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 22:31:49,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 22:31:49,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 22:31:49,379 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 22:31:49,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 22:31:49,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 22:31:49,379 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 22:31:49,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 22:31:49,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 22:31:49,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 22:31:49,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 22:31:49,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 22:31:49,384 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 22:31:49,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 22:31:49,385 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 22:31:49,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 22:31:49,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 22:31:49,385 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 22:31:49,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 22:31:49,386 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 22:31:49,386 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 22:31:49,386 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 22:31:49,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:49,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 22:31:49,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 22:31:49,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 22:31:49,387 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 22:31:49,387 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 22:31:49,387 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 22:31:49,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 22:31:49,389 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 22:31:49,389 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 22:31:49,390 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 22:31:49,390 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 22:31:49,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 22:31:49,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-13 22:31:49,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 22:31:49,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 22:31:49,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 22:31:49,695 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 22:31:49,696 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 22:31:49,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/26_stack_cas_longer-2.yml/witness.yml [2024-08-13 22:31:49,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 22:31:49,755 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 22:31:49,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longer-2.i [2024-08-13 22:31:51,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 22:31:51,393 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 22:31:51,393 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longer-2.i [2024-08-13 22:31:51,403 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6d60cf41b/e4e950c31ab34895b2b958ce52cd30c4/FLAGf33ebbff9 [2024-08-13 22:31:51,704 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6d60cf41b/e4e950c31ab34895b2b958ce52cd30c4 [2024-08-13 22:31:51,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 22:31:51,706 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 22:31:51,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:51,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 22:31:51,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 22:31:51,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:49" (1/2) ... [2024-08-13 22:31:51,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ea68 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:51, skipping insertion in model container [2024-08-13 22:31:51,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:49" (1/2) ... [2024-08-13 22:31:51,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a0b8b2b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:51, skipping insertion in model container [2024-08-13 22:31:51,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:51" (2/2) ... [2024-08-13 22:31:51,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ea68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:51, skipping insertion in model container [2024-08-13 22:31:51,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:51" (2/2) ... [2024-08-13 22:31:51,724 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 22:31:51,751 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 22:31:51,752 INFO L97 edCorrectnessWitness]: Location invariant before [L751-L751] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-13 22:31:51,791 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 22:31:52,070 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_longer-2.i[31305,31318] [2024-08-13 22:31:52,078 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:52,094 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 22:31:52,165 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_longer-2.i[31305,31318] [2024-08-13 22:31:52,168 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:52,205 INFO L206 MainTranslator]: Completed translation [2024-08-13 22:31:52,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52 WrapperNode [2024-08-13 22:31:52,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:52,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:52,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 22:31:52,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 22:31:52,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,308 INFO L138 Inliner]: procedures = 183, calls = 50, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 199 [2024-08-13 22:31:52,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:52,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 22:31:52,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 22:31:52,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 22:31:52,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 22:31:52,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 22:31:52,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 22:31:52,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 22:31:52,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:52" (1/1) ... [2024-08-13 22:31:52,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:52,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 22:31:52,376 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) [2024-08-13 22:31:52,384 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 [2024-08-13 22:31:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-08-13 22:31:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-13 22:31:52,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-13 22:31:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 22:31:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 22:31:52,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 22:31:52,414 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 22:31:52,551 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 22:31:52,553 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 22:31:52,837 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 22:31:52,837 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 22:31:52,888 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) [2024-08-13 22:31:52,892 INFO L158 Benchmark]: Toolchain (without parser) took 1186.06ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 40.2MB in the end (delta: 31.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-08-13 22:31:52,893 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 33.5MB in the beginning and 33.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:52,893 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory is still 31.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:52,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.62ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 45.2MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-13 22:31:52,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.07ms. Allocated memory is still 96.5MB. Free memory was 45.2MB in the beginning and 73.1MB in the end (delta: -27.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:52,894 INFO L158 Benchmark]: Boogie Preprocessor took 31.76ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 70.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:52,895 INFO L158 Benchmark]: RCFGBuilder took 549.44ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 40.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-08-13 22:31:52,897 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 33.5MB in the beginning and 33.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory is still 31.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.62ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 45.2MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.07ms. Allocated memory is still 96.5MB. Free memory was 45.2MB in the beginning and 73.1MB in the end (delta: -27.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.76ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 70.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.44ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 40.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. 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. [2024-08-13 22:31:52,929 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 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