./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca 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/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-17 19:45:55,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:55,610 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 19:45:55,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:55,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:55,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:55,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:55,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:55,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:55,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:55,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:55,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:55,631 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:55,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:55,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:55,631 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:55,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 19:45:55,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:55,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:55,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:55,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:55,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:55,634 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:55,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:55,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:55,634 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:55,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:55,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:55,635 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:55,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:55,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:55,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:55,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:55,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:55,637 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 19:45:55,637 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:55,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 19:45:55,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:55,638 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:55,638 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:55,638 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:55,638 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:55,639 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:55,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:55,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:55,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:55,829 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:55,830 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:55,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.yml/witness.yml [2024-07-17 19:45:55,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:55,956 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:55,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-07-17 19:45:57,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:57,240 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:57,241 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-07-17 19:45:57,253 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7d35ec414/311a913a4bf54ab1acdb6d4964a375f6/FLAG0428c8243 [2024-07-17 19:45:57,288 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7d35ec414/311a913a4bf54ab1acdb6d4964a375f6 [2024-07-17 19:45:57,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:57,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:57,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:57,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:57,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:57,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:55" (1/2) ... [2024-07-17 19:45:57,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16fb3833 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:57, skipping insertion in model container [2024-07-17 19:45:57,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:55" (1/2) ... [2024-07-17 19:45:57,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72358d26 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:57, skipping insertion in model container [2024-07-17 19:45:57,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:57" (2/2) ... [2024-07-17 19:45:57,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16fb3833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57, skipping insertion in model container [2024-07-17 19:45:57,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:57" (2/2) ... [2024-07-17 19:45:57,300 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:57,344 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:57,345 INFO L97 edCorrectnessWitness]: Location invariant before [L701-L701] (((! multithreaded || (C_locked || g == 0)) && (! multithreaded || (g == 0 || g == 5))) && (! multithreaded || (B_locked || (g == 0 || g == 5)))) && (! multithreaded || (A_locked || g == 0)) [2024-07-17 19:45:57,345 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-07-17 19:45:57,345 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0 [2024-07-17 19:45:57,346 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0 [2024-07-17 19:45:57,346 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:57,346 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] C_locked = 1; [2024-07-17 19:45:57,347 INFO L106 edCorrectnessWitness]: ghost_update [L706-L706] A_locked = 1; [2024-07-17 19:45:57,347 INFO L106 edCorrectnessWitness]: ghost_update [L695-L695] A_locked = 0; [2024-07-17 19:45:57,347 INFO L106 edCorrectnessWitness]: ghost_update [L710-L710] A_locked = 0; [2024-07-17 19:45:57,348 INFO L106 edCorrectnessWitness]: ghost_update [L705-L705] B_locked = 0; [2024-07-17 19:45:57,350 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] B_locked = 1; [2024-07-17 19:45:57,350 INFO L106 edCorrectnessWitness]: ghost_update [L694-L694] C_locked = 0; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] A_locked = 1; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] B_locked = 1; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] B_locked = 1; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] B_locked = 0; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L693-L693] B_locked = 0; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L707-L707] B_locked = 1; [2024-07-17 19:45:57,351 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] multithreaded = 1; [2024-07-17 19:45:57,352 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] C_locked = 1; [2024-07-17 19:45:57,352 INFO L106 edCorrectnessWitness]: ghost_update [L709-L709] B_locked = 0; [2024-07-17 19:45:57,352 INFO L106 edCorrectnessWitness]: ghost_update [L704-L704] C_locked = 0; [2024-07-17 19:45:57,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:57,654 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:57,667 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-17 19:45:57,746 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:57,777 INFO L206 MainTranslator]: Completed translation [2024-07-17 19:45:57,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57 WrapperNode [2024-07-17 19:45:57,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:57,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-17 19:45:57,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-17 19:45:57,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-17 19:45:57,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,808 INFO L138 Inliner]: procedures = 162, calls = 44, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 95 [2024-07-17 19:45:57,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-17 19:45:57,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-17 19:45:57,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-17 19:45:57,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-17 19:45:57,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-17 19:45:57,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-17 19:45:57,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-17 19:45:57,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-17 19:45:57,828 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (1/1) ... [2024-07-17 19:45:57,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:57,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 19:45:57,970 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) [2024-07-17 19:45:57,974 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 [2024-07-17 19:45:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-07-17 19:45:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-17 19:45:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-07-17 19:45:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-07-17 19:45:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-17 19:45:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-07-17 19:45:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-17 19:45:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-17 19:45:57,997 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-17 19:45:58,099 INFO L244 CfgBuilder]: Building ICFG [2024-07-17 19:45:58,101 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-17 19:45:58,263 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-17 19:45:58,263 INFO L293 CfgBuilder]: Performing block encoding [2024-07-17 19:45:58,387 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-17 19:45:58,387 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-17 19:45:58,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:45:58 BoogieIcfgContainer [2024-07-17 19:45:58,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-17 19:45:58,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-17 19:45:58,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-17 19:45:58,394 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-17 19:45:58,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:55" (1/4) ... [2024-07-17 19:45:58,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c573e32 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 17.07 07:45:58, skipping insertion in model container [2024-07-17 19:45:58,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 07:45:57" (2/4) ... [2024-07-17 19:45:58,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c573e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 07:45:58, skipping insertion in model container [2024-07-17 19:45:58,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:57" (3/4) ... [2024-07-17 19:45:58,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c573e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 07:45:58, skipping insertion in model container [2024-07-17 19:45:58,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:45:58" (4/4) ... [2024-07-17 19:45:58,399 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-07-17 19:45:58,415 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-17 19:45:58,416 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-17 19:45:58,416 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-17 19:45:58,455 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-07-17 19:45:58,491 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 19:45:58,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-17 19:45:58,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 19:45:58,493 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-07-17 19:45:58,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-07-17 19:45:58,549 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-17 19:45:58,561 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-17 19:45:58,567 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4fe233d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 19:45:58,567 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-07-17 19:45:58,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 19:45:58,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 19:45:58,796 INFO L85 PathProgramCache]: Analyzing trace with hash -503853712, now seen corresponding path program 1 times [2024-07-17 19:45:58,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 19:45:58,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067377777] [2024-07-17 19:45:58,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 19:45:58,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 19:45:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 19:45:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 19:45:59,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 19:45:59,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067377777] [2024-07-17 19:45:59,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067377777] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 19:45:59,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 19:45:59,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 19:45:59,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233386484] [2024-07-17 19:45:59,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 19:45:59,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 19:45:59,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 19:45:59,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 19:45:59,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 19:45:59,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:45:59,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 19:45:59,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-17 19:45:59,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:45:59,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:45:59,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-17 19:45:59,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 19:45:59,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 19:45:59,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1304208893, now seen corresponding path program 1 times [2024-07-17 19:45:59,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 19:45:59,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347894977] [2024-07-17 19:45:59,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 19:45:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 19:45:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 19:45:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 19:45:59,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 19:45:59,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347894977] [2024-07-17 19:45:59,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347894977] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 19:45:59,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 19:45:59,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-17 19:45:59,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256928551] [2024-07-17 19:45:59,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 19:45:59,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-07-17 19:45:59,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 19:45:59,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-07-17 19:45:59,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-07-17 19:45:59,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:45:59,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 19:45:59,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-17 19:45:59,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:45:59,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:45:59,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:45:59,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-17 19:45:59,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-07-17 19:45:59,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-07-17 19:45:59,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-17 19:45:59,447 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-07-17 19:45:59,448 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-17 19:45:59,449 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-17 19:45:59,450 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-07-17 19:45:59,450 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-07-17 19:45:59,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 07:45:59 BasicIcfg [2024-07-17 19:45:59,451 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-17 19:45:59,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-07-17 19:45:59,452 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-07-17 19:45:59,452 INFO L274 PluginConnector]: Witness Printer initialized [2024-07-17 19:45:59,452 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:45:58" (4/5) ... [2024-07-17 19:45:59,453 INFO L137 WitnessPrinter]: Generating witness for correct program [2024-07-17 19:45:59,456 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-07-17 19:45:59,459 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2024-07-17 19:45:59,459 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-07-17 19:45:59,459 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-07-17 19:45:59,459 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 19:45:59,459 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 19:45:59,491 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i-witness.graphml [2024-07-17 19:45:59,494 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i-witness.yml [2024-07-17 19:45:59,494 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-07-17 19:45:59,495 INFO L158 Benchmark]: Toolchain (without parser) took 2205.34ms. Allocated memory is still 165.7MB. Free memory was 136.3MB in the beginning and 51.9MB in the end (delta: 84.4MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,495 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 134.2MB. Free memory was 95.0MB in the beginning and 94.9MB in the end (delta: 83.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,496 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:59,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.06ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 109.2MB in the end (delta: 26.9MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.91ms. Allocated memory is still 165.7MB. Free memory was 109.2MB in the beginning and 107.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,500 INFO L158 Benchmark]: Boogie Preprocessor took 17.09ms. Allocated memory is still 165.7MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,501 INFO L158 Benchmark]: RCFGBuilder took 561.72ms. Allocated memory is still 165.7MB. Free memory was 106.0MB in the beginning and 68.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,502 INFO L158 Benchmark]: TraceAbstraction took 1059.93ms. Allocated memory is still 165.7MB. Free memory was 68.2MB in the beginning and 55.1MB in the end (delta: 13.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,503 INFO L158 Benchmark]: Witness Printer took 42.80ms. Allocated memory is still 165.7MB. Free memory was 55.1MB in the beginning and 51.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:45:59,504 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 0.15ms. Allocated memory is still 134.2MB. Free memory was 95.0MB in the beginning and 94.9MB in the end (delta: 83.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.06ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 109.2MB in the end (delta: 26.9MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.91ms. Allocated memory is still 165.7MB. Free memory was 109.2MB in the beginning and 107.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.09ms. Allocated memory is still 165.7MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.72ms. Allocated memory is still 165.7MB. Free memory was 106.0MB in the beginning and 68.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1059.93ms. Allocated memory is still 165.7MB. Free memory was 68.2MB in the beginning and 55.1MB in the end (delta: 13.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Witness Printer took 42.80ms. Allocated memory is still 165.7MB. Free memory was 55.1MB in the beginning and 51.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 1, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 229, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 229, independent: 188, independent conditional: 0, independent unconditional: 188, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, independent: 91, independent conditional: 0, independent unconditional: 91, dependent: 78, dependent conditional: 0, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 282, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 229, unknown conditional: 0, unknown unconditional: 229] , Statistics on independence cache: Total cache size (in pairs): 229, Positive cache size: 213, Positive conditional cache size: 0, Positive unconditional cache size: 213, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 39, Number of trivial persistent sets: 39, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 229, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 281, independent: 264, independent conditional: 51, independent unconditional: 213, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 1, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 282, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 229, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 229, independent: 188, independent conditional: 0, independent unconditional: 188, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, independent: 91, independent conditional: 0, independent unconditional: 91, dependent: 78, dependent conditional: 0, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 282, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 229, unknown conditional: 0, unknown unconditional: 229] , Statistics on independence cache: Total cache size (in pairs): 229, Positive cache size: 213, Positive conditional cache size: 0, Positive unconditional cache size: 213, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 701]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 62 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 164 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-17 19:45:59,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-07-17 19:45:59,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE