/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-MCRwithoutDepranks.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/02-base_26-malloc_struct.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 08:12:50,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 08:12:50,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 08:12:50,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 08:12:50,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 08:12:50,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 08:12:50,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 08:12:50,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 08:12:50,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 08:12:50,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 08:12:50,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 08:12:50,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 08:12:50,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 08:12:50,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 08:12:50,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 08:12:50,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 08:12:50,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 08:12:50,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 08:12:50,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 08:12:50,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 08:12:50,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 08:12:50,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 08:12:50,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 08:12:50,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 08:12:50,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 08:12:50,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 08:12:50,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 08:12:50,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 08:12:50,438 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-MCRwithoutDepranks.epf [2022-02-10 08:12:50,458 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 08:12:50,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 08:12:50,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 08:12:50,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 08:12:50,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 08:12:50,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 08:12:50,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 08:12:50,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 08:12:50,461 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 08:12:50,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 08:12:50,461 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 08:12:50,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 08:12:50,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 08:12:50,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 08:12:50,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 08:12:50,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 08:12:50,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 08:12:50,462 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 08:12:50,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 08:12:50,463 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 08:12:50,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 08:12:50,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 08:12:50,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 08:12:50,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 08:12:50,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 08:12:50,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 08:12:50,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 08:12:50,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 08:12:50,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 08:12:50,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 08:12:50,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 08:12:50,465 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 08:12:50,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-10 08:12:50,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 08:12:50,466 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-10 08:12:50,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 08:12:50,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 08:12:50,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 08:12:50,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 08:12:50,753 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 08:12:50,753 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 08:12:50,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/02-base_26-malloc_struct.i [2022-02-10 08:12:50,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e204ed0/f1f7f758da4a4938bad4dd2c7b45bdd8/FLAGba458b9a8 [2022-02-10 08:12:51,314 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 08:12:51,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/02-base_26-malloc_struct.i [2022-02-10 08:12:51,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e204ed0/f1f7f758da4a4938bad4dd2c7b45bdd8/FLAGba458b9a8 [2022-02-10 08:12:51,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e204ed0/f1f7f758da4a4938bad4dd2c7b45bdd8 [2022-02-10 08:12:51,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 08:12:51,820 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 08:12:51,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 08:12:51,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 08:12:51,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 08:12:51,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 08:12:51" (1/1) ... [2022-02-10 08:12:51,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@423e3f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:51, skipping insertion in model container [2022-02-10 08:12:51,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 08:12:51" (1/1) ... [2022-02-10 08:12:51,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 08:12:51,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 08:12:53,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 08:12:53,041 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 08:12:53,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 08:12:53,275 INFO L208 MainTranslator]: Completed translation [2022-02-10 08:12:53,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53 WrapperNode [2022-02-10 08:12:53,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 08:12:53,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 08:12:53,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 08:12:53,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 08:12:53,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,413 INFO L137 Inliner]: procedures = 365, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2022-02-10 08:12:53,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 08:12:53,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 08:12:53,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 08:12:53,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 08:12:53,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 08:12:53,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 08:12:53,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 08:12:53,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 08:12:53,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (1/1) ... [2022-02-10 08:12:53,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 08:12:53,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 08:12:53,577 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 08:12:53,670 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 08:12:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 08:12:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 08:12:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 08:12:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 08:12:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 08:12:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 08:12:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 08:12:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 08:12:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 08:12:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 08:12:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 08:12:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 08:12:53,725 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 08:12:53,970 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 08:12:53,971 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 08:12:54,415 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 08:12:54,422 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 08:12:54,423 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 08:12:54,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 08:12:54 BoogieIcfgContainer [2022-02-10 08:12:54,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 08:12:54,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 08:12:54,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 08:12:54,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 08:12:54,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 08:12:51" (1/3) ... [2022-02-10 08:12:54,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743561d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 08:12:54, skipping insertion in model container [2022-02-10 08:12:54,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 08:12:53" (2/3) ... [2022-02-10 08:12:54,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743561d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 08:12:54, skipping insertion in model container [2022-02-10 08:12:54,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 08:12:54" (3/3) ... [2022-02-10 08:12:54,453 INFO L111 eAbstractionObserver]: Analyzing ICFG 02-base_26-malloc_struct.i [2022-02-10 08:12:54,462 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 08:12:54,463 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 08:12:54,463 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2022-02-10 08:12:54,463 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 08:12:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,540 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,540 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,550 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,550 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,595 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,611 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,611 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,612 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,612 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 08:12:54,615 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 08:12:54,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-10 08:12:54,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 08:12:54,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-10 08:12:54,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-10 08:12:54,747 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 08:12:54,752 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=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 08:12:54,753 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-02-10 08:12:54,765 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 111 places, 107 transitions, 219 flow [2022-02-10 08:12:54,850 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1027 states, 1006 states have (on average 1.934393638170974) internal successors, (1946), 1026 states have internal predecessors, (1946), 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 08:12:54,872 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 34 transitions and produced 35 states. [2022-02-10 08:12:54,874 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:54,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:54,879 INFO L85 PathProgramCache]: Analyzing trace with hash 670265562, now seen corresponding path program 1 times [2022-02-10 08:12:54,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:54,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141548323] [2022-02-10 08:12:54,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:54,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:55,178 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 08:12:55,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:55,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141548323] [2022-02-10 08:12:55,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141548323] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:55,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:55,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 08:12:55,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063586826] [2022-02-10 08:12:55,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:55,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 08:12:55,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:55,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 08:12:55,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 08:12:55,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,220 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:55,222 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 08:12:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,258 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 39 transitions and produced 40 states. [2022-02-10 08:12:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 08:12:55,266 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:55,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:55,269 INFO L85 PathProgramCache]: Analyzing trace with hash 756627061, now seen corresponding path program 1 times [2022-02-10 08:12:55,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:55,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772019276] [2022-02-10 08:12:55,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:55,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:55,346 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 08:12:55,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:55,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772019276] [2022-02-10 08:12:55,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772019276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:55,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:55,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 08:12:55,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388050007] [2022-02-10 08:12:55,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:55,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 08:12:55,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:55,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 08:12:55,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 08:12:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,349 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:55,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 08:12:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,482 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 72 transitions and produced 73 states. [2022-02-10 08:12:55,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 08:12:55,496 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:55,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:55,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1778397319, now seen corresponding path program 1 times [2022-02-10 08:12:55,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:55,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115980684] [2022-02-10 08:12:55,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:55,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:55,660 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 08:12:55,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:55,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115980684] [2022-02-10 08:12:55,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115980684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:55,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:55,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 08:12:55,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595909137] [2022-02-10 08:12:55,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:55,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 08:12:55,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:55,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 08:12:55,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 08:12:55,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,664 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:55,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 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 08:12:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:55,945 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 91 transitions and produced 92 states. [2022-02-10 08:12:55,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:55,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:55,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 08:12:55,946 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:55,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:55,947 INFO L85 PathProgramCache]: Analyzing trace with hash -504654480, now seen corresponding path program 1 times [2022-02-10 08:12:55,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:55,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182045688] [2022-02-10 08:12:55,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:55,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:56,134 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 08:12:56,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:56,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182045688] [2022-02-10 08:12:56,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182045688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:56,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:56,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 08:12:56,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012833820] [2022-02-10 08:12:56,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:56,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 08:12:56,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:56,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 08:12:56,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 08:12:56,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:56,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:56,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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 08:12:56,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:56,449 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 119 transitions and produced 120 states. [2022-02-10 08:12:56,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 08:12:56,451 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:56,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:56,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1033093604, now seen corresponding path program 1 times [2022-02-10 08:12:56,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:56,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680349977] [2022-02-10 08:12:56,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:56,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:56,631 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 08:12:56,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:56,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680349977] [2022-02-10 08:12:56,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680349977] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:56,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:56,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 08:12:56,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287244925] [2022-02-10 08:12:56,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:56,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 08:12:56,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:56,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 08:12:56,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 08:12:56,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:56,633 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:56,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 6 states have internal predecessors, (83), 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 08:12:56,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:56,912 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 130 transitions and produced 131 states. [2022-02-10 08:12:56,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:56,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 08:12:56,919 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-02-10 08:12:56,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 08:12:56,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1727874274, now seen corresponding path program 1 times [2022-02-10 08:12:56,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 08:12:56,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223076446] [2022-02-10 08:12:56,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 08:12:56,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 08:12:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 08:12:57,070 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 08:12:57,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 08:12:57,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223076446] [2022-02-10 08:12:57,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223076446] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 08:12:57,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 08:12:57,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 08:12:57,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546580621] [2022-02-10 08:12:57,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 08:12:57,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 08:12:57,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 08:12:57,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 08:12:57,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 08:12:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 08:12:57,073 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 08:12:57,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 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 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 08:12:57,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.