/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/pthread-wmm/mix010.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 15:13:54,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-09 15:13:54,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-09 15:13:54,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-09 15:13:54,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 15:13:54,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 15:13:54,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 15:13:54,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 15:13:54,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 15:13:54,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 15:13:54,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 15:13:54,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 15:13:54,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 15:13:54,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 15:13:54,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 15:13:54,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 15:13:54,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-09 15:13:54,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-09 15:13:54,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-09 15:13:54,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-09 15:13:54,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-09 15:13:54,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-09 15:13:54,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-09 15:13:54,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-09 15:13:54,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-09 15:13:54,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 15:13:54,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 15:13:54,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 15:13:54,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 15:13:54,877 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 15:13:54,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 15:13:54,877 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 15:13:54,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 15:13:54,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 15:13:54,878 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 15:13:54,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 15:13:54,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 15:13:54,879 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 15:13:54,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 15:13:54,879 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 15:13:54,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 15:13:54,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:13:54,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 15:13:54,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 15:13:54,882 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 15:13:54,882 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 15:13:54,882 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 15:13:55,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 15:13:55,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 15:13:55,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 15:13:55,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 15:13:55,113 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 15:13:55,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix010.oepc.i [2022-11-09 15:13:55,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b120ecce6/35eb91bd70ec4bd282fb23126707d0e4/FLAG57e62b2d5 [2022-11-09 15:13:55,534 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 15:13:55,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix010.oepc.i [2022-11-09 15:13:55,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b120ecce6/35eb91bd70ec4bd282fb23126707d0e4/FLAG57e62b2d5 [2022-11-09 15:13:55,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b120ecce6/35eb91bd70ec4bd282fb23126707d0e4 [2022-11-09 15:13:55,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 15:13:55,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 15:13:55,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 15:13:55,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 15:13:55,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 15:13:55,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:13:55" (1/1) ... [2022-11-09 15:13:55,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390fbc45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:55, skipping insertion in model container [2022-11-09 15:13:55,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:13:55" (1/1) ... [2022-11-09 15:13:55,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 15:13:55,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 15:13:56,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix010.oepc.i[945,958] [2022-11-09 15:13:56,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:13:56,322 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 15:13:56,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix010.oepc.i[945,958] [2022-11-09 15:13:56,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:13:56,413 INFO L208 MainTranslator]: Completed translation [2022-11-09 15:13:56,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56 WrapperNode [2022-11-09 15:13:56,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 15:13:56,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 15:13:56,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 15:13:56,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 15:13:56,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,459 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 452 [2022-11-09 15:13:56,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 15:13:56,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 15:13:56,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 15:13:56,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 15:13:56,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,488 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 15:13:56,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 15:13:56,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 15:13:56,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 15:13:56,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (1/1) ... [2022-11-09 15:13:56,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:13:56,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:13:56,523 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) [2022-11-09 15:13:56,543 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 [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-09 15:13:56,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-09 15:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-09 15:13:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-09 15:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-09 15:13:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-09 15:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 15:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-09 15:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 15:13:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 15:13:56,563 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-09 15:13:56,755 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 15:13:56,757 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 15:13:57,510 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 15:14:05,470 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 15:14:05,471 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-09 15:14:05,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:14:05 BoogieIcfgContainer [2022-11-09 15:14:05,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 15:14:05,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 15:14:05,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 15:14:05,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 15:14:05,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:13:55" (1/3) ... [2022-11-09 15:14:05,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515c3fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:14:05, skipping insertion in model container [2022-11-09 15:14:05,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:13:56" (2/3) ... [2022-11-09 15:14:05,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515c3fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:14:05, skipping insertion in model container [2022-11-09 15:14:05,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:14:05" (3/3) ... [2022-11-09 15:14:05,478 INFO L112 eAbstractionObserver]: Analyzing ICFG mix010.oepc.i [2022-11-09 15:14:05,484 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 15:14:05,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 15:14:05,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 252 error locations. [2022-11-09 15:14:05,490 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 15:14:07,781 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-09 15:14:07,845 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:14:07,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:14:07,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:14:07,847 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) [2022-11-09 15:14:07,850 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 [2022-11-09 15:14:07,875 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:14:07,893 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2022-11-09 15:14:07,898 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51bed8c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:14:07,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 129 error locations. [2022-11-09 15:14:16,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2022-11-09 15:14:16,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:14:16,124 INFO L85 PathProgramCache]: Analyzing trace with hash -422008139, now seen corresponding path program 1 times [2022-11-09 15:14:16,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:14:16,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982591537] [2022-11-09 15:14:16,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:14:16,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:14:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:14:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:14:16,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:14:16,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982591537] [2022-11-09 15:14:16,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982591537] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:14:16,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:14:16,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:14:16,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845148267] [2022-11-09 15:14:16,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:14:16,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:14:16,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:14:16,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:14:16,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:14:16,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:14:16,341 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:14:16,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 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) [2022-11-09 15:14:16,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:15:52,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:15:52,968 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (128 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (127 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (126 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (125 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (124 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (123 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (122 of 129 remaining) [2022-11-09 15:15:52,969 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (121 of 129 remaining) [2022-11-09 15:15:52,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (120 of 129 remaining) [2022-11-09 15:15:52,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (119 of 129 remaining) [2022-11-09 15:15:52,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (118 of 129 remaining) [2022-11-09 15:15:52,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (117 of 129 remaining) [2022-11-09 15:15:52,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (116 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (115 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (114 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (113 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (112 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (111 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (110 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (109 of 129 remaining) [2022-11-09 15:15:52,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (108 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (107 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (106 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (105 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (104 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (103 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (102 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (101 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (100 of 129 remaining) [2022-11-09 15:15:52,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (99 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (98 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (97 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (96 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (95 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (94 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (93 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (92 of 129 remaining) [2022-11-09 15:15:52,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (91 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (90 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (89 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (88 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (87 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (86 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (85 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (84 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (83 of 129 remaining) [2022-11-09 15:15:52,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (82 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (81 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (80 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (79 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (78 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (77 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err52ASSERT_VIOLATIONDATA_RACE (76 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err53ASSERT_VIOLATIONDATA_RACE (75 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err54ASSERT_VIOLATIONDATA_RACE (74 of 129 remaining) [2022-11-09 15:15:52,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err55ASSERT_VIOLATIONDATA_RACE (73 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err56ASSERT_VIOLATIONDATA_RACE (72 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err57ASSERT_VIOLATIONDATA_RACE (71 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err58ASSERT_VIOLATIONDATA_RACE (70 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err59ASSERT_VIOLATIONDATA_RACE (69 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err60ASSERT_VIOLATIONDATA_RACE (68 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err61ASSERT_VIOLATIONDATA_RACE (67 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err62ASSERT_VIOLATIONDATA_RACE (66 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err63ASSERT_VIOLATIONDATA_RACE (65 of 129 remaining) [2022-11-09 15:15:52,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err64ASSERT_VIOLATIONDATA_RACE (64 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err65ASSERT_VIOLATIONDATA_RACE (63 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err66ASSERT_VIOLATIONDATA_RACE (62 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err67ASSERT_VIOLATIONDATA_RACE (61 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err68ASSERT_VIOLATIONDATA_RACE (60 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err69ASSERT_VIOLATIONDATA_RACE (59 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err70ASSERT_VIOLATIONDATA_RACE (58 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err71ASSERT_VIOLATIONDATA_RACE (57 of 129 remaining) [2022-11-09 15:15:52,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err72ASSERT_VIOLATIONDATA_RACE (56 of 129 remaining) [2022-11-09 15:15:52,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err73ASSERT_VIOLATIONDATA_RACE (55 of 129 remaining) [2022-11-09 15:15:52,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err74ASSERT_VIOLATIONDATA_RACE (54 of 129 remaining) [2022-11-09 15:15:52,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err75ASSERT_VIOLATIONDATA_RACE (53 of 129 remaining) [2022-11-09 15:15:52,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err76ASSERT_VIOLATIONDATA_RACE (52 of 129 remaining) [2022-11-09 15:15:52,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err77ASSERT_VIOLATIONDATA_RACE (51 of 129 remaining) [2022-11-09 15:15:52,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err78ASSERT_VIOLATIONDATA_RACE (50 of 129 remaining) [2022-11-09 15:15:52,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err79ASSERT_VIOLATIONDATA_RACE (49 of 129 remaining) [2022-11-09 15:15:52,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err80ASSERT_VIOLATIONDATA_RACE (48 of 129 remaining) [2022-11-09 15:15:52,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err81ASSERT_VIOLATIONDATA_RACE (47 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err82ASSERT_VIOLATIONDATA_RACE (46 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err83ASSERT_VIOLATIONDATA_RACE (45 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err84ASSERT_VIOLATIONDATA_RACE (44 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err85ASSERT_VIOLATIONDATA_RACE (43 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err86ASSERT_VIOLATIONDATA_RACE (42 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err87ASSERT_VIOLATIONDATA_RACE (41 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err88ASSERT_VIOLATIONDATA_RACE (40 of 129 remaining) [2022-11-09 15:15:52,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err89ASSERT_VIOLATIONDATA_RACE (39 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err90ASSERT_VIOLATIONDATA_RACE (38 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err91ASSERT_VIOLATIONDATA_RACE (37 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err92ASSERT_VIOLATIONDATA_RACE (36 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err93ASSERT_VIOLATIONDATA_RACE (35 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err94ASSERT_VIOLATIONDATA_RACE (34 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err95ASSERT_VIOLATIONDATA_RACE (33 of 129 remaining) [2022-11-09 15:15:52,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err96ASSERT_VIOLATIONDATA_RACE (32 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err97ASSERT_VIOLATIONDATA_RACE (31 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err98ASSERT_VIOLATIONDATA_RACE (30 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err99ASSERT_VIOLATIONDATA_RACE (29 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err100ASSERT_VIOLATIONDATA_RACE (28 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err101ASSERT_VIOLATIONDATA_RACE (27 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err102ASSERT_VIOLATIONDATA_RACE (26 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err103ASSERT_VIOLATIONDATA_RACE (25 of 129 remaining) [2022-11-09 15:15:52,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err104ASSERT_VIOLATIONDATA_RACE (24 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err105ASSERT_VIOLATIONDATA_RACE (23 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err106ASSERT_VIOLATIONDATA_RACE (22 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err107ASSERT_VIOLATIONDATA_RACE (21 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err108ASSERT_VIOLATIONDATA_RACE (20 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err109ASSERT_VIOLATIONDATA_RACE (19 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err110ASSERT_VIOLATIONDATA_RACE (18 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err111ASSERT_VIOLATIONDATA_RACE (17 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err112ASSERT_VIOLATIONDATA_RACE (16 of 129 remaining) [2022-11-09 15:15:52,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err113ASSERT_VIOLATIONDATA_RACE (15 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err114ASSERT_VIOLATIONDATA_RACE (14 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err115ASSERT_VIOLATIONDATA_RACE (13 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err116ASSERT_VIOLATIONDATA_RACE (12 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err117ASSERT_VIOLATIONDATA_RACE (11 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err118ASSERT_VIOLATIONDATA_RACE (10 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err119ASSERT_VIOLATIONDATA_RACE (9 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err120ASSERT_VIOLATIONDATA_RACE (8 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err121ASSERT_VIOLATIONDATA_RACE (7 of 129 remaining) [2022-11-09 15:15:52,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err122ASSERT_VIOLATIONDATA_RACE (6 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err123ASSERT_VIOLATIONDATA_RACE (5 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err124ASSERT_VIOLATIONDATA_RACE (4 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err125ASSERT_VIOLATIONDATA_RACE (3 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err126ASSERT_VIOLATIONDATA_RACE (2 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err127ASSERT_VIOLATIONDATA_RACE (1 of 129 remaining) [2022-11-09 15:15:52,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err128ASSERT_VIOLATIONDATA_RACE (0 of 129 remaining) [2022-11-09 15:15:52,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 15:15:53,001 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:15:53,003 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-11-09 15:15:53,013 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:15:53,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:15:53,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:15:53,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-09 15:15:53,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-09 15:15:53,054 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:15:53,054 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-11-09 15:15:53,055 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51bed8c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:15:53,055 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-09 15:16:00,323 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2022-11-09 15:16:00,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:16:00,323 INFO L85 PathProgramCache]: Analyzing trace with hash 78672853, now seen corresponding path program 1 times [2022-11-09 15:16:00,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:16:00,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183656010] [2022-11-09 15:16:00,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:16:00,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:16:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:16:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:16:00,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:16:00,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183656010] [2022-11-09 15:16:00,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183656010] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:16:00,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:16:00,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:16:00,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542044101] [2022-11-09 15:16:00,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:16:00,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:16:00,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:16:00,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:16:00,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:16:00,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:16:00,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:16:00,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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) [2022-11-09 15:16:00,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (35 of 36 remaining) [2022-11-09 15:17:33,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (34 of 36 remaining) [2022-11-09 15:17:33,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (33 of 36 remaining) [2022-11-09 15:17:33,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (32 of 36 remaining) [2022-11-09 15:17:33,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (31 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (30 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (29 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (28 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (27 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (26 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (25 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (24 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (23 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (22 of 36 remaining) [2022-11-09 15:17:33,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (21 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (20 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (19 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (18 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (17 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (16 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (15 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (14 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (13 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (12 of 36 remaining) [2022-11-09 15:17:33,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (11 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (10 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (9 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (8 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (7 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (6 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (5 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (4 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (3 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err33ASSERT_VIOLATIONDATA_RACE (2 of 36 remaining) [2022-11-09 15:17:33,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err34ASSERT_VIOLATIONDATA_RACE (1 of 36 remaining) [2022-11-09 15:17:33,021 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err35ASSERT_VIOLATIONDATA_RACE (0 of 36 remaining) [2022-11-09 15:17:33,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 15:17:33,022 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:17:33,022 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-11-09 15:17:33,025 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:17:33,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:17:33,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:17:33,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-09 15:17:33,034 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:17:33,035 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-09 15:17:33,035 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51bed8c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:17:33,035 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2022-11-09 15:17:33,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-11-09 15:17:33,085 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-09 15:17:33,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:17:33,086 INFO L85 PathProgramCache]: Analyzing trace with hash 360023351, now seen corresponding path program 1 times [2022-11-09 15:17:33,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:17:33,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283002181] [2022-11-09 15:17:33,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:17:33,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:17:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:17:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:17:33,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:17:33,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283002181] [2022-11-09 15:17:33,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283002181] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:17:33,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:17:33,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-09 15:17:33,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596214122] [2022-11-09 15:17:33,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:17:33,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:17:33,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:17:33,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:17:33,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:17:33,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,156 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:17:33,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 64.0) internal successors, (64), 2 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) [2022-11-09 15:17:33,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 15:17:33,163 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-09 15:17:33,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:17:33,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1909754749, now seen corresponding path program 1 times [2022-11-09 15:17:33,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:17:33,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993474790] [2022-11-09 15:17:33,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:17:33,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:17:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:17:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:17:33,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:17:33,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993474790] [2022-11-09 15:17:33,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993474790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:17:33,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:17:33,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:17:33,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51482848] [2022-11-09 15:17:33,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:17:33,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 15:17:33,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:17:33,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 15:17:33,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 15:17:33,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:17:33,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-11-09 15:17:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 15:17:44,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-09 15:17:44,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-09 15:17:44,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:17:44,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1435169474, now seen corresponding path program 1 times [2022-11-09 15:17:44,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:17:44,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929927565] [2022-11-09 15:17:44,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:17:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:17:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:17:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:17:44,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:17:44,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929927565] [2022-11-09 15:17:44,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929927565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:17:44,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:17:44,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:17:44,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838391916] [2022-11-09 15:17:44,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:17:44,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 15:17:44,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:17:44,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 15:17:44,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 15:17:44,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:44,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:17:44,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.0) internal successors, (76), 3 states have internal predecessors, (76), 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) [2022-11-09 15:17:44,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:17:44,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 15:17:44,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.