/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/00-sanity_09-include.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 02:38:38,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 02:38:38,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 02:38:38,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 02:38:38,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 02:38:38,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 02:38:38,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 02:38:38,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 02:38:38,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 02:38:38,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 02:38:38,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 02:38:38,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 02:38:38,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 02:38:38,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 02:38:38,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 02:38:38,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 02:38:38,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 02:38:38,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 02:38:38,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 02:38:38,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 02:38:38,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 02:38:38,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 02:38:38,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 02:38:38,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 02:38:38,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 02:38:38,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 02:38:38,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 02:38:38,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 02:38:38,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 02:38:38,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 02:38:38,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 02:38:38,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 02:38:38,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 02:38:38,469 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 02:38:38,491 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 02:38:38,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 02:38:38,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 02:38:38,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 02:38:38,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 02:38:38,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 02:38:38,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 02:38:38,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 02:38:38,493 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 02:38:38,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 02:38:38,494 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 02:38:38,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 02:38:38,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 02:38:38,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 02:38:38,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 02:38:38,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:38:38,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 02:38:38,496 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 02:38:38,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 02:38:38,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 02:38:38,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 02:38:38,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 02:38:38,678 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 02:38:38,678 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 02:38:38,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/00-sanity_09-include.i [2022-02-10 02:38:38,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd55b35d0/90e305124a054f8a9aa9cf9ba5108d33/FLAGe1312cd92 [2022-02-10 02:38:39,184 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 02:38:39,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/00-sanity_09-include.i [2022-02-10 02:38:39,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd55b35d0/90e305124a054f8a9aa9cf9ba5108d33/FLAGe1312cd92 [2022-02-10 02:38:39,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd55b35d0/90e305124a054f8a9aa9cf9ba5108d33 [2022-02-10 02:38:39,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 02:38:39,222 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 02:38:39,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 02:38:39,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 02:38:39,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 02:38:39,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1074a294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39, skipping insertion in model container [2022-02-10 02:38:39,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 02:38:39,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 02:38:39,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:38:39,573 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 02:38:39,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:38:39,641 INFO L208 MainTranslator]: Completed translation [2022-02-10 02:38:39,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39 WrapperNode [2022-02-10 02:38:39,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 02:38:39,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 02:38:39,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 02:38:39,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 02:38:39,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,691 INFO L137 Inliner]: procedures = 264, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-02-10 02:38:39,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 02:38:39,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 02:38:39,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 02:38:39,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 02:38:39,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 02:38:39,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 02:38:39,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 02:38:39,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 02:38:39,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (1/1) ... [2022-02-10 02:38:39,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:38:39,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 02:38:39,740 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 02:38:39,741 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 02:38:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 02:38:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 02:38:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 02:38:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 02:38:39,764 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 02:38:39,834 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 02:38:39,835 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 02:38:39,940 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 02:38:39,945 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 02:38:39,945 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 02:38:39,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:38:39 BoogieIcfgContainer [2022-02-10 02:38:39,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 02:38:39,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 02:38:39,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 02:38:39,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 02:38:39,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:38:39" (1/3) ... [2022-02-10 02:38:39,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7121811c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:38:39, skipping insertion in model container [2022-02-10 02:38:39,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:39" (2/3) ... [2022-02-10 02:38:39,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7121811c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:38:39, skipping insertion in model container [2022-02-10 02:38:39,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:38:39" (3/3) ... [2022-02-10 02:38:39,953 INFO L111 eAbstractionObserver]: Analyzing ICFG 00-sanity_09-include.i [2022-02-10 02:38:39,956 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 02:38:39,956 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 02:38:39,956 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-10 02:38:39,957 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 02:38:39,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,977 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,977 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,978 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,978 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:39,998 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 02:38:40,057 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:38:40,061 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 02:38:40,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-10 02:38:40,078 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62 places, 58 transitions, 121 flow [2022-02-10 02:38:40,122 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 327 states, 319 states have (on average 1.865203761755486) internal successors, (595), 326 states have internal predecessors, (595), 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 02:38:40,515 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3129 transitions and produced 1977 states. [2022-02-10 02:38:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand has 1977 states, 1590 states have (on average 1.3339622641509434) internal successors, (2121), 1976 states have internal predecessors, (2121), 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 02:38:40,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-02-10 02:38:40,550 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:40,551 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] [2022-02-10 02:38:40,552 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:38:40,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:40,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1480001371, now seen corresponding path program 1 times [2022-02-10 02:38:40,563 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:40,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059146774] [2022-02-10 02:38:40,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:40,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:38:40,751 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 02:38:40,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:38:40,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059146774] [2022-02-10 02:38:40,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059146774] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:38:40,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:38:40,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:38:40,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348903679] [2022-02-10 02:38:40,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:38:40,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:38:40,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:38:40,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:38:40,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:40,801 INFO L87 Difference]: Start difference. First operand has 1977 states, 1590 states have (on average 1.3339622641509434) internal successors, (2121), 1976 states have internal predecessors, (2121), 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 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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 02:38:40,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:38:40,888 INFO L93 Difference]: Finished difference Result 1858 states and 1982 transitions. [2022-02-10 02:38:40,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:38:40,891 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2022-02-10 02:38:40,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:38:40,914 INFO L225 Difference]: With dead ends: 1858 [2022-02-10 02:38:40,914 INFO L226 Difference]: Without dead ends: 1539 [2022-02-10 02:38:40,916 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 02:38:40,919 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 28 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 113 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 02:38:40,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 113 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:38:40,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1539 states. [2022-02-10 02:38:40,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1539 to 359. [2022-02-10 02:38:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 331 states have (on average 1.4108761329305135) internal successors, (467), 358 states have internal predecessors, (467), 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 02:38:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 467 transitions. [2022-02-10 02:38:40,993 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 467 transitions. Word has length 25 [2022-02-10 02:38:40,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:38:40,993 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 467 transitions. [2022-02-10 02:38:40,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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 02:38:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 467 transitions. [2022-02-10 02:38:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-02-10 02:38:40,997 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:40,997 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] [2022-02-10 02:38:40,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 02:38:40,998 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:38:40,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:40,999 INFO L85 PathProgramCache]: Analyzing trace with hash -962745479, now seen corresponding path program 1 times [2022-02-10 02:38:40,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:40,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919300420] [2022-02-10 02:38:40,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:40,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:38:41,049 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 02:38:41,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:38:41,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919300420] [2022-02-10 02:38:41,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919300420] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:38:41,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:38:41,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:38:41,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654734450] [2022-02-10 02:38:41,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:38:41,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:38:41,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:38:41,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:38:41,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:41,052 INFO L87 Difference]: Start difference. First operand 359 states and 467 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 02:38:41,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:38:41,092 INFO L93 Difference]: Finished difference Result 370 states and 473 transitions. [2022-02-10 02:38:41,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:38:41,092 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 30 [2022-02-10 02:38:41,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:38:41,094 INFO L225 Difference]: With dead ends: 370 [2022-02-10 02:38:41,094 INFO L226 Difference]: Without dead ends: 363 [2022-02-10 02:38:41,094 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 02:38:41,095 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 12 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:38:41,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 102 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:38:41,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2022-02-10 02:38:41,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 350. [2022-02-10 02:38:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 323 states have (on average 1.3931888544891642) internal successors, (450), 349 states have internal predecessors, (450), 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 02:38:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 450 transitions. [2022-02-10 02:38:41,106 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 450 transitions. Word has length 30 [2022-02-10 02:38:41,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:38:41,107 INFO L470 AbstractCegarLoop]: Abstraction has 350 states and 450 transitions. [2022-02-10 02:38:41,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 02:38:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 450 transitions. [2022-02-10 02:38:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-02-10 02:38:41,108 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:41,108 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] [2022-02-10 02:38:41,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 02:38:41,108 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:38:41,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:41,109 INFO L85 PathProgramCache]: Analyzing trace with hash 426019707, now seen corresponding path program 1 times [2022-02-10 02:38:41,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:41,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475619625] [2022-02-10 02:38:41,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:41,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:38:41,157 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 02:38:41,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:38:41,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475619625] [2022-02-10 02:38:41,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475619625] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:38:41,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:38:41,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:38:41,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218105881] [2022-02-10 02:38:41,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:38:41,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:38:41,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:38:41,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:38:41,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:41,159 INFO L87 Difference]: Start difference. First operand 350 states and 450 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 02:38:41,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:38:41,179 INFO L93 Difference]: Finished difference Result 352 states and 431 transitions. [2022-02-10 02:38:41,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:38:41,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 31 [2022-02-10 02:38:41,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:38:41,180 INFO L225 Difference]: With dead ends: 352 [2022-02-10 02:38:41,180 INFO L226 Difference]: Without dead ends: 191 [2022-02-10 02:38:41,181 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 02:38:41,181 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 17 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:38:41,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 108 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:38:41,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2022-02-10 02:38:41,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 189. [2022-02-10 02:38:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 166 states have (on average 1.3012048192771084) internal successors, (216), 188 states have internal predecessors, (216), 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 02:38:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 216 transitions. [2022-02-10 02:38:41,186 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 216 transitions. Word has length 31 [2022-02-10 02:38:41,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:38:41,187 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 216 transitions. [2022-02-10 02:38:41,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 02:38:41,187 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 216 transitions. [2022-02-10 02:38:41,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-02-10 02:38:41,188 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:41,188 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] [2022-02-10 02:38:41,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 02:38:41,188 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-10 02:38:41,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:41,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1916615822, now seen corresponding path program 1 times [2022-02-10 02:38:41,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:41,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342566277] [2022-02-10 02:38:41,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:41,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:38:41,206 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 02:38:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:38:41,240 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 02:38:41,242 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-10 02:38:41,243 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-02-10 02:38:41,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-02-10 02:38:41,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-02-10 02:38:41,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 7 remaining) [2022-02-10 02:38:41,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-02-10 02:38:41,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-02-10 02:38:41,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-02-10 02:38:41,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 02:38:41,250 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-10 02:38:41,253 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 02:38:41,253 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 02:38:41,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 02:38:41 BasicIcfg [2022-02-10 02:38:41,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 02:38:41,294 INFO L158 Benchmark]: Toolchain (without parser) took 2069.46ms. Allocated memory was 194.0MB in the beginning and 291.5MB in the end (delta: 97.5MB). Free memory was 142.9MB in the beginning and 122.1MB in the end (delta: 20.8MB). Peak memory consumption was 119.8MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,294 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 161.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 02:38:41,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.39ms. Allocated memory is still 194.0MB. Free memory was 142.8MB in the beginning and 154.6MB in the end (delta: -11.8MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.38ms. Allocated memory is still 194.0MB. Free memory was 154.6MB in the beginning and 152.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,297 INFO L158 Benchmark]: Boogie Preprocessor took 21.47ms. Allocated memory is still 194.0MB. Free memory was 152.3MB in the beginning and 151.4MB in the end (delta: 866.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,297 INFO L158 Benchmark]: RCFGBuilder took 232.81ms. Allocated memory is still 194.0MB. Free memory was 150.9MB in the beginning and 139.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,297 INFO L158 Benchmark]: TraceAbstraction took 1342.80ms. Allocated memory was 194.0MB in the beginning and 291.5MB in the end (delta: 97.5MB). Free memory was 139.4MB in the beginning and 122.1MB in the end (delta: 17.3MB). Peak memory consumption was 116.4MB. Max. memory is 8.0GB. [2022-02-10 02:38:41,298 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 194.0MB. Free memory is still 161.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 418.39ms. Allocated memory is still 194.0MB. Free memory was 142.8MB in the beginning and 154.6MB in the end (delta: -11.8MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.38ms. Allocated memory is still 194.0MB. Free memory was 154.6MB in the beginning and 152.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.47ms. Allocated memory is still 194.0MB. Free memory was 152.3MB in the beginning and 151.4MB in the end (delta: 866.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 232.81ms. Allocated memory is still 194.0MB. Free memory was 150.9MB in the beginning and 139.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1342.80ms. Allocated memory was 194.0MB in the beginning and 291.5MB in the end (delta: 97.5MB). Free memory was 139.4MB in the beginning and 122.1MB in the end (delta: 17.3MB). Peak memory consumption was 116.4MB. 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: 991]: Data race detected Data race detected The following path leads to a data race: [L987] 0 int glob; VAL [glob=0] [L988] 0 pthread_mutex_t mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [glob=0, mutex={1:0}] [L996] 0 pthread_t id; VAL [glob=0, id={2:0}, mutex={1:0}] [L997] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob=0, id={2:0}, mutex={1:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L991] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=25, glob++=0, mutex={1:0}] [L998] 0 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=25, glob++=0, id={2:0}, mutex={1:0}] [L991] 1 glob++ VAL [arg={0:0}, arg={0:0}, glob=1, glob++=25, glob++=0, mutex={1:0}] Now there is a data race on ~glob~0 between C: glob++ [998] and C: glob++ [991] - UnprovableResult [Line: 998]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 998]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 997]: 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: 991]: 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, 78 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, PartialOrderReductionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 323 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 124 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 201 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=1977occurred 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, 1195 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 89 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 02:38:41,343 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...