/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-BasicCegarLoop.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_11-ptr_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 02:39:28,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 02:39:28,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 02:39:28,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 02:39:28,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 02:39:28,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 02:39:28,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 02:39:28,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 02:39:28,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 02:39:28,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 02:39:28,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 02:39:28,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 02:39:28,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 02:39:28,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 02:39:28,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 02:39:28,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 02:39:28,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 02:39:28,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 02:39:28,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 02:39:28,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 02:39:28,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 02:39:28,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 02:39:28,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 02:39:28,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 02:39:28,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 02:39:28,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-BasicCegarLoop.epf [2022-02-10 02:39:28,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 02:39:28,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 02:39:28,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 02:39:28,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 02:39:28,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 02:39:28,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 02:39:28,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 02:39:28,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 02:39:28,459 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 02:39:28,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 02:39:28,460 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 02:39:28,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 02:39:28,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 02:39:28,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:39:28,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 02:39:28,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 02:39:28,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 02:39:28,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 02:39:28,463 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 02:39:28,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 02:39:28,463 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 02:39:28,463 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 02:39:28,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 02:39:28,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 02:39:28,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 02:39:28,731 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 02:39:28,731 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 02:39:28,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_11-ptr_rc.i [2022-02-10 02:39:28,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4be31351/c04c08ac8bac4ba0a6bd84a177d51206/FLAG698c7b25b [2022-02-10 02:39:29,320 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 02:39:29,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_11-ptr_rc.i [2022-02-10 02:39:29,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4be31351/c04c08ac8bac4ba0a6bd84a177d51206/FLAG698c7b25b [2022-02-10 02:39:29,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4be31351/c04c08ac8bac4ba0a6bd84a177d51206 [2022-02-10 02:39:29,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 02:39:29,778 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 02:39:29,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 02:39:29,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 02:39:29,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 02:39:29,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:39:29" (1/1) ... [2022-02-10 02:39:29,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72dbda76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:29, skipping insertion in model container [2022-02-10 02:39:29,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:39:29" (1/1) ... [2022-02-10 02:39:29,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 02:39:29,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 02:39:30,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:39:30,370 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 02:39:30,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:39:30,468 INFO L208 MainTranslator]: Completed translation [2022-02-10 02:39:30,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30 WrapperNode [2022-02-10 02:39:30,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 02:39:30,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 02:39:30,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 02:39:30,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 02:39:30,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,536 INFO L137 Inliner]: procedures = 262, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2022-02-10 02:39:30,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 02:39:30,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 02:39:30,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 02:39:30,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 02:39:30,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 02:39:30,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 02:39:30,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 02:39:30,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 02:39:30,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (1/1) ... [2022-02-10 02:39:30,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:39:30,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 02:39:30,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 02:39:30,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 02:39:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 02:39:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 02:39:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 02:39:30,669 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 02:39:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 02:39:30,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 02:39:30,670 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 02:39:30,793 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 02:39:30,794 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 02:39:31,004 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 02:39:31,010 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 02:39:31,011 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 02:39:31,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:39:31 BoogieIcfgContainer [2022-02-10 02:39:31,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 02:39:31,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 02:39:31,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 02:39:31,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 02:39:31,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:39:29" (1/3) ... [2022-02-10 02:39:31,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38591ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:39:31, skipping insertion in model container [2022-02-10 02:39:31,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:39:30" (2/3) ... [2022-02-10 02:39:31,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38591ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:39:31, skipping insertion in model container [2022-02-10 02:39:31,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:39:31" (3/3) ... [2022-02-10 02:39:31,020 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_11-ptr_rc.i [2022-02-10 02:39:31,024 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 02:39:31,025 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 02:39:31,025 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-10 02:39:31,025 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 02:39:31,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,084 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,084 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,086 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,086 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,087 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,090 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,090 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,090 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,090 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,101 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,102 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,102 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,103 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,103 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,104 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,105 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,106 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,107 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,107 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,107 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,108 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,117 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:39:31,122 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 02:39:31,180 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:39:31,190 INFO L339 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=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 02:39:31,190 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-02-10 02:39:31,206 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 96 places, 92 transitions, 192 flow [2022-02-10 02:39:31,289 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 774 states, 763 states have (on average 1.9174311926605505) internal successors, (1463), 773 states have internal predecessors, (1463), 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) [2022-02-10 02:39:38,104 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 200058 transitions and produced 118137 states. [2022-02-10 02:39:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand has 118137 states, 102068 states have (on average 1.4587137986440413) internal successors, (148888), 118136 states have internal predecessors, (148888), 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) [2022-02-10 02:39:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-02-10 02:39:39,101 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:39:39,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:39:39,103 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-10 02:39:39,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:39:39,109 INFO L85 PathProgramCache]: Analyzing trace with hash -285264551, now seen corresponding path program 1 times [2022-02-10 02:39:39,117 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:39:39,117 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733858888] [2022-02-10 02:39:39,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:39:39,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:39:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:39:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:39:39,542 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:39:39,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733858888] [2022-02-10 02:39:39,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733858888] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:39:39,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:39:39,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 02:39:39,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126630841] [2022-02-10 02:39:39,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:39:39,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 02:39:39,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:39:39,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 02:39:39,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:41,093 INFO L87 Difference]: Start difference. First operand has 118137 states, 102068 states have (on average 1.4587137986440413) internal successors, (148888), 118136 states have internal predecessors, (148888), 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) Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2022-02-10 02:39:44,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:39:44,389 INFO L93 Difference]: Finished difference Result 117375 states and 148085 transitions. [2022-02-10 02:39:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 02:39:44,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) Word has length 40 [2022-02-10 02:39:44,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:39:44,813 INFO L225 Difference]: With dead ends: 117375 [2022-02-10 02:39:44,814 INFO L226 Difference]: Without dead ends: 78891 [2022-02-10 02:39:44,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:44,819 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 70 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 02:39:44,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 302 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 02:39:44,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78891 states. [2022-02-10 02:39:45,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78891 to 815. [2022-02-10 02:39:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 783 states have (on average 1.5389527458492975) internal successors, (1205), 814 states have internal predecessors, (1205), 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) [2022-02-10 02:39:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1205 transitions. [2022-02-10 02:39:45,734 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1205 transitions. Word has length 40 [2022-02-10 02:39:45,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:39:45,736 INFO L470 AbstractCegarLoop]: Abstraction has 815 states and 1205 transitions. [2022-02-10 02:39:45,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2022-02-10 02:39:45,736 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1205 transitions. [2022-02-10 02:39:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-02-10 02:39:45,740 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:39:45,740 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:39:45,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 02:39:45,741 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-10 02:39:45,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:39:45,742 INFO L85 PathProgramCache]: Analyzing trace with hash -901473782, now seen corresponding path program 1 times [2022-02-10 02:39:45,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:39:45,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691484737] [2022-02-10 02:39:45,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:39:45,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:39:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:39:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:39:45,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:39:45,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691484737] [2022-02-10 02:39:45,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691484737] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:39:45,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:39:45,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 02:39:45,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974246592] [2022-02-10 02:39:45,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:39:45,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 02:39:45,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:39:45,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 02:39:45,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:45,880 INFO L87 Difference]: Start difference. First operand 815 states and 1205 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2022-02-10 02:39:46,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:39:46,098 INFO L93 Difference]: Finished difference Result 929 states and 1393 transitions. [2022-02-10 02:39:46,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 02:39:46,099 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) Word has length 40 [2022-02-10 02:39:46,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:39:46,102 INFO L225 Difference]: With dead ends: 929 [2022-02-10 02:39:46,102 INFO L226 Difference]: Without dead ends: 929 [2022-02-10 02:39:46,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:46,104 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 52 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 02:39:46,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 180 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 02:39:46,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2022-02-10 02:39:46,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 876. [2022-02-10 02:39:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 851 states have (on average 1.5487661574618097) internal successors, (1318), 875 states have internal predecessors, (1318), 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) [2022-02-10 02:39:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1318 transitions. [2022-02-10 02:39:46,121 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1318 transitions. Word has length 40 [2022-02-10 02:39:46,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:39:46,121 INFO L470 AbstractCegarLoop]: Abstraction has 876 states and 1318 transitions. [2022-02-10 02:39:46,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2022-02-10 02:39:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1318 transitions. [2022-02-10 02:39:46,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-10 02:39:46,128 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:39:46,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:39:46,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 02:39:46,129 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-10 02:39:46,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:39:46,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1795893048, now seen corresponding path program 1 times [2022-02-10 02:39:46,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:39:46,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965859836] [2022-02-10 02:39:46,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:39:46,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:39:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:39:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:39:46,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:39:46,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965859836] [2022-02-10 02:39:46,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965859836] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:39:46,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:39:46,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 02:39:46,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345195014] [2022-02-10 02:39:46,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:39:46,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 02:39:46,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:39:46,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 02:39:46,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:46,256 INFO L87 Difference]: Start difference. First operand 876 states and 1318 transitions. Second operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-02-10 02:39:46,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:39:46,530 INFO L93 Difference]: Finished difference Result 935 states and 1410 transitions. [2022-02-10 02:39:46,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 02:39:46,530 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) Word has length 47 [2022-02-10 02:39:46,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:39:46,533 INFO L225 Difference]: With dead ends: 935 [2022-02-10 02:39:46,533 INFO L226 Difference]: Without dead ends: 935 [2022-02-10 02:39:46,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:46,534 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 46 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 02:39:46,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 267 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 02:39:46,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2022-02-10 02:39:46,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 917. [2022-02-10 02:39:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 892 states have (on average 1.5650224215246638) internal successors, (1396), 916 states have internal predecessors, (1396), 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) [2022-02-10 02:39:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1396 transitions. [2022-02-10 02:39:46,551 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 1396 transitions. Word has length 47 [2022-02-10 02:39:46,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:39:46,551 INFO L470 AbstractCegarLoop]: Abstraction has 917 states and 1396 transitions. [2022-02-10 02:39:46,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-02-10 02:39:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1396 transitions. [2022-02-10 02:39:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-10 02:39:46,553 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:39:46,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:39:46,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 02:39:46,553 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-10 02:39:46,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:39:46,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1911630747, now seen corresponding path program 1 times [2022-02-10 02:39:46,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:39:46,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959668314] [2022-02-10 02:39:46,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:39:46,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:39:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:39:46,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:39:46,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:39:46,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959668314] [2022-02-10 02:39:46,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959668314] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:39:46,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:39:46,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 02:39:46,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922368898] [2022-02-10 02:39:46,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:39:46,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 02:39:46,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:39:46,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 02:39:46,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:46,711 INFO L87 Difference]: Start difference. First operand 917 states and 1396 transitions. Second operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-02-10 02:39:46,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:39:46,928 INFO L93 Difference]: Finished difference Result 1056 states and 1616 transitions. [2022-02-10 02:39:46,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 02:39:46,928 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) Word has length 47 [2022-02-10 02:39:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:39:46,931 INFO L225 Difference]: With dead ends: 1056 [2022-02-10 02:39:46,931 INFO L226 Difference]: Without dead ends: 928 [2022-02-10 02:39:46,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 02:39:46,932 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 52 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 02:39:46,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 219 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 02:39:46,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2022-02-10 02:39:46,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 895. [2022-02-10 02:39:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 875 states have (on average 1.5897142857142856) internal successors, (1391), 894 states have internal predecessors, (1391), 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) [2022-02-10 02:39:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1391 transitions. [2022-02-10 02:39:46,952 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1391 transitions. Word has length 47 [2022-02-10 02:39:46,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:39:46,953 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1391 transitions. [2022-02-10 02:39:46,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 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) [2022-02-10 02:39:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1391 transitions. [2022-02-10 02:39:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-02-10 02:39:46,955 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:39:46,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:39:46,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 02:39:46,957 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-10 02:39:46,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:39:46,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1674654093, now seen corresponding path program 1 times [2022-02-10 02:39:46,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:39:46,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002374114] [2022-02-10 02:39:46,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:39:46,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:39:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:39:47,000 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 02:39:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:39:47,064 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 02:39:47,064 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-10 02:39:47,066 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-02-10 02:39:47,068 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-02-10 02:39:47,068 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-02-10 02:39:47,068 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-02-10 02:39:47,068 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 8 remaining) [2022-02-10 02:39:47,068 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-02-10 02:39:47,069 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-02-10 02:39:47,069 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-02-10 02:39:47,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 02:39:47,071 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-02-10 02:39:47,075 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 02:39:47,075 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 02:39:47,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 02:39:47 BasicIcfg [2022-02-10 02:39:47,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 02:39:47,138 INFO L158 Benchmark]: Toolchain (without parser) took 17359.83ms. Allocated memory was 185.6MB in the beginning and 5.2GB in the end (delta: 5.0GB). Free memory was 126.5MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 854.7MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,138 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 02:39:47,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.88ms. Allocated memory was 185.6MB in the beginning and 278.9MB in the end (delta: 93.3MB). Free memory was 126.2MB in the beginning and 235.5MB in the end (delta: -109.3MB). Peak memory consumption was 18.8MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.93ms. Allocated memory is still 278.9MB. Free memory was 235.5MB in the beginning and 233.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,139 INFO L158 Benchmark]: Boogie Preprocessor took 48.06ms. Allocated memory is still 278.9MB. Free memory was 233.4MB in the beginning and 231.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,139 INFO L158 Benchmark]: RCFGBuilder took 426.17ms. Allocated memory is still 278.9MB. Free memory was 231.3MB in the beginning and 216.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,140 INFO L158 Benchmark]: TraceAbstraction took 16123.30ms. Allocated memory was 278.9MB in the beginning and 5.2GB in the end (delta: 4.9GB). Free memory was 216.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 850.2MB. Max. memory is 8.0GB. [2022-02-10 02:39:47,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 688.88ms. Allocated memory was 185.6MB in the beginning and 278.9MB in the end (delta: 93.3MB). Free memory was 126.2MB in the beginning and 235.5MB in the end (delta: -109.3MB). Peak memory consumption was 18.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.93ms. Allocated memory is still 278.9MB. Free memory was 235.5MB in the beginning and 233.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.06ms. Allocated memory is still 278.9MB. Free memory was 233.4MB in the beginning and 231.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 426.17ms. Allocated memory is still 278.9MB. Free memory was 231.3MB in the beginning and 216.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 16123.30ms. Allocated memory was 278.9MB in the beginning and 5.2GB in the end (delta: 4.9GB). Free memory was 216.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 850.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 923]: Data race detected Data race detected The following path leads to a data race: [L917] 0 int myglobal; VAL [myglobal={1:0}] [L918] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={2:0}, myglobal={1:0}] [L919] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={2:0}, mutex2={3:0}, myglobal={1:0}] [L928] 0 pthread_t id; VAL [id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}] [L929] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L921] 1 int *p = &myglobal; VAL [arg={0:0}, arg={0:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}] [L931] EXPR 0 \read(myglobal) VAL [\read(myglobal)=0, arg={0:0}, arg={0:0}, id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}, pthread_mutex_lock(&mutex1)=0] [L931] EXPR 0 myglobal+1 VAL [\read(myglobal)=0, arg={0:0}, arg={0:0}, id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}, pthread_mutex_lock(&mutex1)=0] [L923] EXPR 1 \read(*p) VAL [\read(*p)=0, arg={0:0}, arg={0:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}] [L923] 1 *p + 1 VAL [\read(*p)=0, arg={0:0}, arg={0:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}] [L931] EXPR 0 myglobal+1 VAL [\read(*p)=0, \read(myglobal)=0, arg={0:0}, arg={0:0}, id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}] [L931] 0 myglobal=myglobal+1 VAL [\read(*p)=0, \read(myglobal)=0, arg={0:0}, arg={0:0}, id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, myglobal=myglobal+1=25, p={1:0}] [L923] 1 *p + 1 VAL [\read(*p)=0, arg={0:0}, arg={0:0}, mutex1={2:0}, mutex2={3:0}, myglobal={1:0}, p={1:0}] Now there is a data race (on the heap) between C: myglobal=myglobal+1 [931] and C: *p + 1 [923] - UnprovableResult [Line: 931]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 931]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 933]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 929]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 923]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 119 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.9s, PartialOrderReductionTime: 6.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 220 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 220 mSDsluCounter, 968 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 550 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1002 IncrementalHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 424 mSDtfsCounter, 1002 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118137occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 78180 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 227 NumberOfCodeBlocks, 227 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 494 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-10 02:39:47,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...