/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/05-lval_ls_03-fld_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 02:40:13,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 02:40:13,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 02:40:13,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 02:40:13,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 02:40:13,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 02:40:13,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 02:40:13,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 02:40:13,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 02:40:13,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 02:40:13,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 02:40:13,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 02:40:13,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 02:40:13,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 02:40:13,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 02:40:13,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 02:40:13,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 02:40:13,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 02:40:13,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 02:40:13,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 02:40:13,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 02:40:13,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 02:40:13,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 02:40:13,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 02:40:13,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 02:40:13,224 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 02:40:13,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 02:40:13,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 02:40:13,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 02:40:13,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 02:40:13,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 02:40:13,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 02:40:13,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 02:40:13,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 02:40:13,241 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 02:40:13,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 02:40:13,241 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 02:40:13,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 02:40:13,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:40:13,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 02:40:13,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 02:40:13,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 02:40:13,244 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 02:40:13,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 02:40:13,244 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 02:40:13,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 02:40:13,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 02:40:13,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 02:40:13,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 02:40:13,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 02:40:13,494 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 02:40:13,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/05-lval_ls_03-fld_rc.i [2022-02-10 02:40:13,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaf62a6f/66b7490357df4a369e4545697871b18a/FLAG266c9335e [2022-02-10 02:40:13,973 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 02:40:13,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/05-lval_ls_03-fld_rc.i [2022-02-10 02:40:13,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaf62a6f/66b7490357df4a369e4545697871b18a/FLAG266c9335e [2022-02-10 02:40:13,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaf62a6f/66b7490357df4a369e4545697871b18a [2022-02-10 02:40:13,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 02:40:13,997 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 02:40:13,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 02:40:13,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 02:40:14,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 02:40:14,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:40:13" (1/1) ... [2022-02-10 02:40:14,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f6f726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14, skipping insertion in model container [2022-02-10 02:40:14,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:40:13" (1/1) ... [2022-02-10 02:40:14,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 02:40:14,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 02:40:14,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:40:14,411 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 02:40:14,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:40:14,501 INFO L208 MainTranslator]: Completed translation [2022-02-10 02:40:14,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14 WrapperNode [2022-02-10 02:40:14,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 02:40:14,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 02:40:14,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 02:40:14,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 02:40:14,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,555 INFO L137 Inliner]: procedures = 162, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-02-10 02:40:14,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 02:40:14,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 02:40:14,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 02:40:14,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 02:40:14,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 02:40:14,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 02:40:14,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 02:40:14,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 02:40:14,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (1/1) ... [2022-02-10 02:40:14,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:40:14,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 02:40:14,636 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 02:40:14,655 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 02:40:14,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 02:40:14,665 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 02:40:14,666 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 02:40:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 02:40:14,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 02:40:14,667 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 02:40:14,782 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 02:40:14,783 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 02:40:14,898 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 02:40:14,903 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 02:40:14,903 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 02:40:14,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:40:14 BoogieIcfgContainer [2022-02-10 02:40:14,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 02:40:14,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 02:40:14,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 02:40:14,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 02:40:14,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:40:13" (1/3) ... [2022-02-10 02:40:14,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f03920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:40:14, skipping insertion in model container [2022-02-10 02:40:14,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:40:14" (2/3) ... [2022-02-10 02:40:14,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f03920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:40:14, skipping insertion in model container [2022-02-10 02:40:14,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:40:14" (3/3) ... [2022-02-10 02:40:14,911 INFO L111 eAbstractionObserver]: Analyzing ICFG 05-lval_ls_03-fld_rc.i [2022-02-10 02:40:14,914 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 02:40:14,914 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 02:40:14,914 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-10 02:40:14,914 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 02:40:14,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,932 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,932 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:40:14,941 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 02:40:14,969 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:40:14,980 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 02:40:14,980 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-10 02:40:14,988 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 72 places, 68 transitions, 141 flow [2022-02-10 02:40:15,031 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 382 states, 374 states have (on average 1.858288770053476) internal successors, (695), 381 states have internal predecessors, (695), 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 02:40:15,628 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6675 transitions and produced 4026 states. [2022-02-10 02:40:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand has 4026 states, 3275 states have (on average 1.3529770992366412) internal successors, (4431), 4025 states have internal predecessors, (4431), 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 02:40:15,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-10 02:40:15,674 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:40:15,674 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] [2022-02-10 02:40:15,676 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:40:15,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:40:15,682 INFO L85 PathProgramCache]: Analyzing trace with hash 657575318, now seen corresponding path program 1 times [2022-02-10 02:40:15,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:40:15,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22041279] [2022-02-10 02:40:15,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:40:15,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:40:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:40:15,908 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 02:40:15,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:40:15,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22041279] [2022-02-10 02:40:15,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22041279] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:40:15,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:40:15,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:40:15,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443694342] [2022-02-10 02:40:15,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:40:15,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:40:15,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:40:15,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:40:15,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:15,985 INFO L87 Difference]: Start difference. First operand has 4026 states, 3275 states have (on average 1.3529770992366412) internal successors, (4431), 4025 states have internal predecessors, (4431), 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 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 02:40:16,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:40:16,144 INFO L93 Difference]: Finished difference Result 3865 states and 4256 transitions. [2022-02-10 02:40:16,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:40:16,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 33 [2022-02-10 02:40:16,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:40:16,170 INFO L225 Difference]: With dead ends: 3865 [2022-02-10 02:40:16,170 INFO L226 Difference]: Without dead ends: 3097 [2022-02-10 02:40:16,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:16,174 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 29 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:40:16,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 134 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:40:16,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3097 states. [2022-02-10 02:40:16,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3097 to 436. [2022-02-10 02:40:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 404 states have (on average 1.4108910891089108) internal successors, (570), 435 states have internal predecessors, (570), 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 02:40:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 570 transitions. [2022-02-10 02:40:16,254 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 570 transitions. Word has length 33 [2022-02-10 02:40:16,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:40:16,254 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 570 transitions. [2022-02-10 02:40:16,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 02:40:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 570 transitions. [2022-02-10 02:40:16,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-10 02:40:16,258 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:40:16,259 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] [2022-02-10 02:40:16,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 02:40:16,261 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:40:16,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:40:16,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1968811495, now seen corresponding path program 1 times [2022-02-10 02:40:16,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:40:16,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178983025] [2022-02-10 02:40:16,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:40:16,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:40:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:40:16,327 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 02:40:16,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:40:16,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178983025] [2022-02-10 02:40:16,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178983025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:40:16,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:40:16,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:40:16,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422414539] [2022-02-10 02:40:16,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:40:16,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:40:16,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:40:16,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:40:16,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:16,330 INFO L87 Difference]: Start difference. First operand 436 states and 570 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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 02:40:16,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:40:16,350 INFO L93 Difference]: Finished difference Result 449 states and 565 transitions. [2022-02-10 02:40:16,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:40:16,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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 38 [2022-02-10 02:40:16,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:40:16,351 INFO L225 Difference]: With dead ends: 449 [2022-02-10 02:40:16,351 INFO L226 Difference]: Without dead ends: 256 [2022-02-10 02:40:16,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:16,353 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 18 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:40:16,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 130 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:40:16,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2022-02-10 02:40:16,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 248. [2022-02-10 02:40:16,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 221 states have (on average 1.339366515837104) internal successors, (296), 247 states have internal predecessors, (296), 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 02:40:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 296 transitions. [2022-02-10 02:40:16,358 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 296 transitions. Word has length 38 [2022-02-10 02:40:16,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:40:16,358 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 296 transitions. [2022-02-10 02:40:16,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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 02:40:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 296 transitions. [2022-02-10 02:40:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-02-10 02:40:16,359 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:40:16,359 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] [2022-02-10 02:40:16,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 02:40:16,360 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:40:16,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:40:16,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1078270459, now seen corresponding path program 1 times [2022-02-10 02:40:16,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:40:16,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962423468] [2022-02-10 02:40:16,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:40:16,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:40:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:40:16,392 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 02:40:16,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:40:16,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962423468] [2022-02-10 02:40:16,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962423468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:40:16,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:40:16,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:40:16,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467541231] [2022-02-10 02:40:16,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:40:16,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:40:16,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:40:16,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:40:16,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:16,398 INFO L87 Difference]: Start difference. First operand 248 states and 296 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 02:40:16,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:40:16,426 INFO L93 Difference]: Finished difference Result 245 states and 283 transitions. [2022-02-10 02:40:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:40:16,427 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 39 [2022-02-10 02:40:16,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:40:16,428 INFO L225 Difference]: With dead ends: 245 [2022-02-10 02:40:16,428 INFO L226 Difference]: Without dead ends: 219 [2022-02-10 02:40:16,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:40:16,429 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 12 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:40:16,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 122 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:40:16,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-02-10 02:40:16,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2022-02-10 02:40:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 188 states have (on average 1.3085106382978724) internal successors, (246), 212 states have internal predecessors, (246), 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 02:40:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 246 transitions. [2022-02-10 02:40:16,434 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 246 transitions. Word has length 39 [2022-02-10 02:40:16,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:40:16,435 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 246 transitions. [2022-02-10 02:40:16,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 02:40:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 246 transitions. [2022-02-10 02:40:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-10 02:40:16,439 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:40:16,439 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] [2022-02-10 02:40:16,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 02:40:16,440 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:40:16,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:40:16,440 INFO L85 PathProgramCache]: Analyzing trace with hash 76509856, now seen corresponding path program 1 times [2022-02-10 02:40:16,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:40:16,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364463930] [2022-02-10 02:40:16,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:40:16,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:40:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:40:16,473 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 02:40:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:40:16,512 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 02:40:16,513 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-10 02:40:16,514 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-02-10 02:40:16,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-02-10 02:40:16,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2022-02-10 02:40:16,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-02-10 02:40:16,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-02-10 02:40:16,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-02-10 02:40:16,518 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-02-10 02:40:16,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 02:40:16,521 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-10 02:40:16,526 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 02:40:16,526 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 02:40:16,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 02:40:16 BasicIcfg [2022-02-10 02:40:16,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 02:40:16,575 INFO L158 Benchmark]: Toolchain (without parser) took 2577.81ms. Allocated memory was 195.0MB in the beginning and 266.3MB in the end (delta: 71.3MB). Free memory was 145.3MB in the beginning and 109.0MB in the end (delta: 36.3MB). Peak memory consumption was 109.0MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,575 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 195.0MB. Free memory was 163.1MB in the beginning and 163.0MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 02:40:16,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.36ms. Allocated memory is still 195.0MB. Free memory was 145.2MB in the beginning and 164.1MB in the end (delta: -18.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.88ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 162.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,576 INFO L158 Benchmark]: Boogie Preprocessor took 30.59ms. Allocated memory is still 195.0MB. Free memory was 162.0MB in the beginning and 160.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,576 INFO L158 Benchmark]: RCFGBuilder took 317.13ms. Allocated memory is still 195.0MB. Free memory was 160.9MB in the beginning and 149.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,576 INFO L158 Benchmark]: TraceAbstraction took 1668.96ms. Allocated memory was 195.0MB in the beginning and 266.3MB in the end (delta: 71.3MB). Free memory was 149.0MB in the beginning and 109.0MB in the end (delta: 40.0MB). Peak memory consumption was 112.2MB. Max. memory is 8.0GB. [2022-02-10 02:40:16,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 195.0MB. Free memory was 163.1MB in the beginning and 163.0MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 505.36ms. Allocated memory is still 195.0MB. Free memory was 145.2MB in the beginning and 164.1MB in the end (delta: -18.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.88ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 162.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.59ms. Allocated memory is still 195.0MB. Free memory was 162.0MB in the beginning and 160.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 317.13ms. Allocated memory is still 195.0MB. Free memory was 160.9MB in the beginning and 149.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1668.96ms. Allocated memory was 195.0MB in the beginning and 266.3MB in the end (delta: 71.3MB). Free memory was 149.0MB in the beginning and 109.0MB in the end (delta: 40.0MB). Peak memory consumption was 112.2MB. 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: 696]: Data race detected Data race detected The following path leads to a data race: [L679] 0 int glob; VAL [glob=0] [L680-L683] 0 struct { pthread_mutex_t x; pthread_mutex_t y; } m; VAL [glob=0, m={1:0}] [L693] 0 pthread_t id; VAL [glob=0, id={2:0}, m={1:0}] [L694] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob=0, id={2:0}, m={1:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L686] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=0, m={1:0}] [L696] 0 glob++ VAL [arg={0:0}, arg={0:0}, glob=0, id={2:0}, m={1:0}] [L686] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=0, glob++=49, m={1:0}] [L696] 0 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=0, glob++=49, id={2:0}, m={1:0}] Now there is a data race on ~glob~0 between C: glob++ [686] and C: glob++ [696] - UnprovableResult [Line: 696]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 694]: 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: 686]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 686]: 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, 88 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.7s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 386 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 155 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 233 mSDtfsCounter, 58 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4026occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 2675 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 113 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 02:40:16,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...