/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 00:53:11,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 00:53:11,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 00:53:12,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-19 00:53:12,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 00:53:12,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 00:53:12,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 00:53:12,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 00:53:12,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 00:53:12,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 00:53:12,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 00:53:12,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 00:53:12,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 00:53:12,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 00:53:12,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 00:53:12,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 00:53:12,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-19 00:53:12,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 00:53:12,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 00:53:12,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 00:53:12,026 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-19 00:53:12,049 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 00:53:12,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 00:53:12,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 00:53:12,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 00:53:12,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 00:53:12,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 00:53:12,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 00:53:12,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 00:53:12,051 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 00:53:12,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 00:53:12,052 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 00:53:12,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 00:53:12,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 00:53:12,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-19 00:53:12,054 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-19 00:53:12,054 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-19 00:53:12,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 00:53:12,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 00:53:12,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 00:53:12,251 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 00:53:12,251 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 00:53:12,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_neg.i [2022-02-19 00:53:12,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdaa5e30e/4a16a23c0f7b43878992ade1183a7b3c/FLAG914768cd9 [2022-02-19 00:53:12,651 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 00:53:12,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_neg.i [2022-02-19 00:53:12,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdaa5e30e/4a16a23c0f7b43878992ade1183a7b3c/FLAG914768cd9 [2022-02-19 00:53:13,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdaa5e30e/4a16a23c0f7b43878992ade1183a7b3c [2022-02-19 00:53:13,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 00:53:13,023 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 00:53:13,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 00:53:13,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 00:53:13,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 00:53:13,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190d361b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13, skipping insertion in model container [2022-02-19 00:53:13,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 00:53:13,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 00:53:13,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_neg.i[1103,1116] [2022-02-19 00:53:13,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 00:53:13,381 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 00:53:13,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_neg.i[1103,1116] [2022-02-19 00:53:13,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 00:53:13,446 INFO L208 MainTranslator]: Completed translation [2022-02-19 00:53:13,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13 WrapperNode [2022-02-19 00:53:13,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 00:53:13,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 00:53:13,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 00:53:13,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 00:53:13,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,490 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-02-19 00:53:13,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 00:53:13,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 00:53:13,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 00:53:13,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 00:53:13,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 00:53:13,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 00:53:13,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 00:53:13,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 00:53:13,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (1/1) ... [2022-02-19 00:53:13,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 00:53:13,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 00:53:13,555 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) [2022-02-19 00:53:13,571 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 [2022-02-19 00:53:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-19 00:53:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 00:53:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-19 00:53:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-19 00:53:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 00:53:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 00:53:13,590 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 00:53:13,721 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 00:53:13,722 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 00:53:13,863 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 00:53:13,869 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 00:53:13,869 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 00:53:13,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 12:53:13 BoogieIcfgContainer [2022-02-19 00:53:13,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 00:53:13,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 00:53:13,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 00:53:13,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 00:53:13,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 12:53:13" (1/3) ... [2022-02-19 00:53:13,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146c95f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 12:53:13, skipping insertion in model container [2022-02-19 00:53:13,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:53:13" (2/3) ... [2022-02-19 00:53:13,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146c95f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 12:53:13, skipping insertion in model container [2022-02-19 00:53:13,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 12:53:13" (3/3) ... [2022-02-19 00:53:13,876 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_1_neg.i [2022-02-19 00:53:13,879 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 00:53:13,880 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 00:53:13,880 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-19 00:53:13,880 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 00:53:13,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,900 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,900 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,902 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,902 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,912 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,913 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 00:53:13,916 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-19 00:53:13,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 00:53:13,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 00:53:13,945 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-19 00:53:13,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-19 00:53:13,969 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-19 00:53:13,974 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-19 00:53:13,974 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-19 00:53:14,084 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-19 00:53:14,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 00:53:14,090 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-02-19 00:53:14,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 00:53:14,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649231737] [2022-02-19 00:53:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 00:53:14,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 00:53:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 00:53:14,219 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-19 00:53:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 00:53:14,253 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-19 00:53:14,254 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-19 00:53:14,255 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-19 00:53:14,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-19 00:53:14,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 00:53:14,262 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-19 00:53:14,265 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-19 00:53:14,265 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-19 00:53:14,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 12:53:14 BasicIcfg [2022-02-19 00:53:14,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-19 00:53:14,293 INFO L158 Benchmark]: Toolchain (without parser) took 1269.86ms. Allocated memory was 201.3MB in the beginning and 252.7MB in the end (delta: 51.4MB). Free memory was 149.8MB in the beginning and 175.6MB in the end (delta: -25.8MB). Peak memory consumption was 24.6MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,294 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 201.3MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 00:53:14,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.40ms. Allocated memory was 201.3MB in the beginning and 252.7MB in the end (delta: 51.4MB). Free memory was 149.5MB in the beginning and 221.2MB in the end (delta: -71.6MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.86ms. Allocated memory is still 252.7MB. Free memory was 220.6MB in the beginning and 219.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,295 INFO L158 Benchmark]: Boogie Preprocessor took 29.76ms. Allocated memory is still 252.7MB. Free memory was 219.1MB in the beginning and 217.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,295 INFO L158 Benchmark]: RCFGBuilder took 347.32ms. Allocated memory is still 252.7MB. Free memory was 217.5MB in the beginning and 204.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,295 INFO L158 Benchmark]: TraceAbstraction took 421.11ms. Allocated memory is still 252.7MB. Free memory was 204.4MB in the beginning and 175.6MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-02-19 00:53:14,297 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 201.3MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 420.40ms. Allocated memory was 201.3MB in the beginning and 252.7MB in the end (delta: 51.4MB). Free memory was 149.5MB in the beginning and 221.2MB in the end (delta: -71.6MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.86ms. Allocated memory is still 252.7MB. Free memory was 220.6MB in the beginning and 219.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.76ms. Allocated memory is still 252.7MB. Free memory was 219.1MB in the beginning and 217.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 347.32ms. Allocated memory is still 252.7MB. Free memory was 217.5MB in the beginning and 204.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 421.11ms. Allocated memory is still 252.7MB. Free memory was 204.4MB in the beginning and 175.6MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 180, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 180, positive: 176, positive conditional: 0, positive unconditional: 176, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 192, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 180, unknown conditional: 0, unknown unconditional: 180] , Statistics on independence cache: Total cache size (in pairs): 180, Positive cache size: 178, Positive conditional cache size: 0, Positive unconditional cache size: 178, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 42, Number of trivial persistent sets: 42, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 180, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 12, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 192, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 180, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 180, positive: 176, positive conditional: 0, positive unconditional: 176, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 192, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 180, unknown conditional: 0, unknown unconditional: 180] , Statistics on independence cache: Total cache size (in pairs): 180, Positive cache size: 178, Positive conditional cache size: 0, Positive unconditional cache size: 178, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 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 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L681] 0 int glob1 = 0; VAL [glob1=0] [L682] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}] [L683] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}, mutex2={4:0}] [L696] 0 pthread_t id; VAL [glob1=0, id={5:0}, mutex1={3:0}, mutex2={4:0}] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob1=0, id={5:0}, mutex1={3:0}, mutex2={4:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L699] CALL 0 __VERIFIER_assert(!(glob1 == 0)) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] [L19] 0 reach_error() VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] - UnprovableResult [Line: 697]: 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. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 proved your program to be incorrect! [2022-02-19 00:53:14,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-19 00:53:14,537 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...