./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/25_stack_longest-1.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/25_stack_longest-1.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/25_stack_longest-1.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/25_stack_longest-1.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 22:31:04,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 22:31:04,105 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 22:31:04,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 22:31:04,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 22:31:04,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 22:31:04,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 22:31:04,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 22:31:04,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 22:31:04,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 22:31:04,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 22:31:04,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 22:31:04,136 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 22:31:04,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 22:31:04,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 22:31:04,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 22:31:04,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 22:31:04,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 22:31:04,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 22:31:04,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 22:31:04,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 22:31:04,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 22:31:04,142 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 22:31:04,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 22:31:04,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 22:31:04,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 22:31:04,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 22:31:04,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 22:31:04,143 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 22:31:04,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 22:31:04,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:04,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 22:31:04,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 22:31:04,145 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 22:31:04,145 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 22:31:04,145 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-13 22:31:04,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 22:31:04,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 22:31:04,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 22:31:04,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 22:31:04,351 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 22:31:04,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2024-08-13 22:31:05,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 22:31:05,907 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 22:31:05,907 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2024-08-13 22:31:05,927 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c22ccf6f3/798671843276404680422d2da4fb18e3/FLAGf9c697561 [2024-08-13 22:31:06,230 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c22ccf6f3/798671843276404680422d2da4fb18e3 [2024-08-13 22:31:06,232 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 22:31:06,233 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 22:31:06,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/25_stack_longest-1.yml/witness.yml [2024-08-13 22:31:06,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 22:31:06,288 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 22:31:06,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:06,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 22:31:06,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 22:31:06,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:06" (1/2) ... [2024-08-13 22:31:06,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1755acf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:06, skipping insertion in model container [2024-08-13 22:31:06,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:06" (1/2) ... [2024-08-13 22:31:06,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c66e1b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:06, skipping insertion in model container [2024-08-13 22:31:06,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:06" (2/2) ... [2024-08-13 22:31:06,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1755acf9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:06, skipping insertion in model container [2024-08-13 22:31:06,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:06" (2/2) ... [2024-08-13 22:31:06,298 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 22:31:06,347 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 22:31:06,348 INFO L97 edCorrectnessWitness]: Location invariant before [L738-L738] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-13 22:31:06,417 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 22:31:06,674 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/25_stack_longest-1.i[31180,31193] [2024-08-13 22:31:06,686 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:06,694 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 22:31:06,770 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/25_stack_longest-1.i[31180,31193] [2024-08-13 22:31:06,774 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:06,802 INFO L206 MainTranslator]: Completed translation [2024-08-13 22:31:06,803 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:06 WrapperNode [2024-08-13 22:31:06,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:06,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:06,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 22:31:06,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 22:31:06,809 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,821 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,846 INFO L138 Inliner]: procedures = 178, calls = 37, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 187 [2024-08-13 22:31:06,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:06,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 22:31:06,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 22:31:06,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 22:31:06,856 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,856 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,862 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,863 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,871 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,873 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,878 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,879 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 22:31:06,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 22:31:06,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 22:31:06,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 22:31:06,886 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 10:31:06" (1/1) ... [2024-08-13 22:31:06,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:06,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 22:31:06,918 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 22:31:06,920 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 22:31:06,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-13 22:31:06,944 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-13 22:31:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 22:31:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 22:31:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 22:31:06,947 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 22:31:07,048 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 22:31:07,050 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 22:31:07,266 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 22:31:07,266 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 22:31:07,319 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 22:31:07,323 INFO L158 Benchmark]: Toolchain (without parser) took 1034.45ms. Allocated memory is still 161.5MB. Free memory was 89.2MB in the beginning and 78.8MB in the end (delta: 10.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2024-08-13 22:31:07,323 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:07,324 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:07,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.10ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 111.2MB in the end (delta: -22.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-08-13 22:31:07,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.75ms. Allocated memory is still 161.5MB. Free memory was 110.6MB in the beginning and 108.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:07,325 INFO L158 Benchmark]: Boogie Preprocessor took 36.05ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 106.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:07,325 INFO L158 Benchmark]: RCFGBuilder took 436.35ms. Allocated memory is still 161.5MB. Free memory was 106.4MB in the beginning and 78.8MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-13 22:31:07,327 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.10ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 111.2MB in the end (delta: -22.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.75ms. Allocated memory is still 161.5MB. Free memory was 110.6MB in the beginning and 108.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.05ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 106.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.35ms. Allocated memory is still 161.5MB. Free memory was 106.4MB in the beginning and 78.8MB in the end (delta: 27.5MB). 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. [2024-08-13 22:31:07,352 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/25_stack_longest-1.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/25_stack_longest-1.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 22:31:09,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 22:31:09,389 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 22:31:09,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 22:31:09,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 22:31:09,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 22:31:09,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 22:31:09,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 22:31:09,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 22:31:09,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 22:31:09,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 22:31:09,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 22:31:09,426 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 22:31:09,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 22:31:09,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 22:31:09,427 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 22:31:09,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 22:31:09,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 22:31:09,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 22:31:09,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 22:31:09,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 22:31:09,428 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 22:31:09,428 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 22:31:09,428 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 22:31:09,429 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 22:31:09,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 22:31:09,429 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 22:31:09,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 22:31:09,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 22:31:09,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 22:31:09,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 22:31:09,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:09,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 22:31:09,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 22:31:09,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 22:31:09,431 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 22:31:09,431 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 22:31:09,431 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 22:31:09,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 22:31:09,432 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 22:31:09,432 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 22:31:09,432 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 22:31:09,432 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 22:31:09,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 22:31:09,433 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-13 22:31:09,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 22:31:09,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 22:31:09,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 22:31:09,755 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 22:31:09,756 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 22:31:09,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2024-08-13 22:31:11,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 22:31:11,405 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 22:31:11,405 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/25_stack_longest-1.i [2024-08-13 22:31:11,417 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e99e80be7/1d144a69b10948e59cfc2387f0633a46/FLAGc167fa80b [2024-08-13 22:31:11,762 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e99e80be7/1d144a69b10948e59cfc2387f0633a46 [2024-08-13 22:31:11,764 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 22:31:11,765 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 22:31:11,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/25_stack_longest-1.yml/witness.yml [2024-08-13 22:31:11,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 22:31:11,831 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 22:31:11,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:11,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 22:31:11,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 22:31:11,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:11" (1/2) ... [2024-08-13 22:31:11,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6c8284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:11, skipping insertion in model container [2024-08-13 22:31:11,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 10:31:11" (1/2) ... [2024-08-13 22:31:11,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76e0cf50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 10:31:11, skipping insertion in model container [2024-08-13 22:31:11,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:11" (2/2) ... [2024-08-13 22:31:11,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6c8284 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:11, skipping insertion in model container [2024-08-13 22:31:11,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 10:31:11" (2/2) ... [2024-08-13 22:31:11,842 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 22:31:11,864 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 22:31:11,865 INFO L97 edCorrectnessWitness]: Location invariant before [L738-L738] (m == 0 || m == 1) && (m2 == 0 || m2 == 1) [2024-08-13 22:31:11,910 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 22:31:12,188 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/25_stack_longest-1.i[31180,31193] [2024-08-13 22:31:12,199 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:12,211 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 22:31:12,279 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/25_stack_longest-1.i[31180,31193] [2024-08-13 22:31:12,282 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 22:31:12,326 INFO L206 MainTranslator]: Completed translation [2024-08-13 22:31:12,327 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 10:31:12 WrapperNode [2024-08-13 22:31:12,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 22:31:12,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:12,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 22:31:12,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 22:31:12,335 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,351 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,377 INFO L138 Inliner]: procedures = 182, calls = 37, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 184 [2024-08-13 22:31:12,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 22:31:12,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 22:31:12,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 22:31:12,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 22:31:12,391 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,391 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,394 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,394 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,400 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,407 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,410 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,411 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 22:31:12,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 22:31:12,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 22:31:12,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 22:31:12,416 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 10:31:12" (1/1) ... [2024-08-13 22:31:12,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 22:31:12,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 22:31:12,441 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 22:31:12,449 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 22:31:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-08-13 22:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-08-13 22:31:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-08-13 22:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 22:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 22:31:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 22:31:12,479 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 22:31:12,622 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 22:31:12,625 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 22:31:12,913 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 22:31:12,913 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 22:31:12,987 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 22:31:12,992 INFO L158 Benchmark]: Toolchain (without parser) took 1160.03ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 38.0MB in the beginning and 44.4MB in the end (delta: -6.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-08-13 22:31:12,992 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:12,997 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.3MB in the end (delta: 172.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 22:31:12,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.99ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 54.0MB in the end (delta: -16.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-13 22:31:12,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.63ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-13 22:31:12,998 INFO L158 Benchmark]: Boogie Preprocessor took 33.44ms. Allocated memory is still 90.2MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 22:31:12,998 INFO L158 Benchmark]: RCFGBuilder took 575.44ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 44.4MB in the end (delta: 4.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-08-13 22:31:13,003 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.3MB in the end (delta: 172.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.99ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 54.0MB in the end (delta: -16.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.63ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.44ms. Allocated memory is still 90.2MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.44ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 44.4MB in the end (delta: 4.5MB). Peak memory consumption was 11.5MB. 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 22:31:13,026 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