/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-VarAbsGlobalSyntactic.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/mix018_power.oepc_pso.oepc_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 11:02:38,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 11:02:38,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 11:02:38,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-10 11:02:38,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-10 11:02:38,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-10 11:02:38,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-10 11:02:38,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-10 11:02:38,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-10 11:02:38,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-10 11:02:38,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-10 11:02:38,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-10 11:02:38,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 11:02:38,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 11:02:38,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 11:02:38,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 11:02:38,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 11:02:38,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 11:02:38,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 11:02:38,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 11:02:38,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 11:02:38,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 11:02:38,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 11:02:38,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 11:02:38,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-10 11:02:38,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-10 11:02:38,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-10 11:02:38,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-10 11:02:38,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-10 11:02:38,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-10 11:02:38,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-10 11:02:38,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-10 11:02:38,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-10 11:02:38,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-10 11:02:38,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-10 11:02:38,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-10 11:02:38,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-10 11:02:38,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-10 11:02:38,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 11:02:38,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 11:02:38,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 11:02:38,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 11:02:38,872 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 11:02:38,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 11:02:38,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 11:02:38,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 11:02:38,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 11:02:38,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 11:02:38,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 11:02:38,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 11:02:38,874 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 11:02:38,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 11:02:38,875 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 11:02:38,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 11:02:38,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 11:02:38,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 11:02:38,877 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 11:02:38,878 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 11:02:38,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 11:02:38,878 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 11:02:39,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 11:02:39,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 11:02:39,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 11:02:39,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 11:02:39,098 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 11:02:39,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:02:39,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73219b509/63e4e07ab3174aca9b1d020e4a34af13/FLAGfb53576b4 [2022-11-10 11:02:39,660 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 11:02:39,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:02:39,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73219b509/63e4e07ab3174aca9b1d020e4a34af13/FLAGfb53576b4 [2022-11-10 11:02:40,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73219b509/63e4e07ab3174aca9b1d020e4a34af13 [2022-11-10 11:02:40,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 11:02:40,149 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 11:02:40,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 11:02:40,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 11:02:40,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 11:02:40,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cac3ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40, skipping insertion in model container [2022-11-10 11:02:40,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 11:02:40,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 11:02:40,346 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/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-10 11:02:40,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 11:02:40,469 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 11:02:40,476 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/mix018_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-10 11:02:40,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 11:02:40,580 INFO L208 MainTranslator]: Completed translation [2022-11-10 11:02:40,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40 WrapperNode [2022-11-10 11:02:40,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 11:02:40,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 11:02:40,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 11:02:40,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 11:02:40,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,651 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 469 [2022-11-10 11:02:40,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 11:02:40,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 11:02:40,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 11:02:40,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 11:02:40,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,690 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 11:02:40,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 11:02:40,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 11:02:40,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 11:02:40,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (1/1) ... [2022-11-10 11:02:40,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 11:02:40,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:02:40,741 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) [2022-11-10 11:02:40,763 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 [2022-11-10 11:02:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 11:02:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-10 11:02:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 11:02:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-10 11:02:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-10 11:02:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-10 11:02:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-10 11:02:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-10 11:02:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 11:02:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 11:02:40,773 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 11:02:41,003 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 11:02:41,004 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 11:02:41,963 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 11:03:44,199 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 11:03:44,199 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 11:03:44,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:03:44 BoogieIcfgContainer [2022-11-10 11:03:44,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 11:03:44,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 11:03:44,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 11:03:44,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 11:03:44,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:02:40" (1/3) ... [2022-11-10 11:03:44,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1794e1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:03:44, skipping insertion in model container [2022-11-10 11:03:44,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:40" (2/3) ... [2022-11-10 11:03:44,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1794e1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:03:44, skipping insertion in model container [2022-11-10 11:03:44,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:03:44" (3/3) ... [2022-11-10 11:03:44,222 INFO L112 eAbstractionObserver]: Analyzing ICFG mix018_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:03:44,229 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 11:03:44,234 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 11:03:44,235 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 283 error locations. [2022-11-10 11:03:44,235 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 11:03:50,491 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-10 11:03:50,535 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:03:50,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:03:50,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:03:50,538 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) [2022-11-10 11:03:50,542 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 [2022-11-10 11:03:50,573 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:03:50,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2022-11-10 11:03:50,589 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;@36f8a76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:03:50,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-11-10 11:05:26,161 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 29 more)] === [2022-11-10 11:05:26,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:05:26,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1716453708, now seen corresponding path program 1 times [2022-11-10 11:05:26,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:05:26,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113590527] [2022-11-10 11:05:26,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:05:26,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:05:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:05:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:05:26,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:05:26,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113590527] [2022-11-10 11:05:26,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113590527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:05:26,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:05:26,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:05:26,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291790986] [2022-11-10 11:05:26,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:05:26,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:05:26,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:05:26,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:05:26,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:05:26,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:05:26,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:05:26,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2022-11-10 11:05:26,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:05:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:05:37,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (32 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (31 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (30 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (29 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (28 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (27 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (26 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (25 of 33 remaining) [2022-11-10 11:05:37,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (24 of 33 remaining) [2022-11-10 11:05:37,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (23 of 33 remaining) [2022-11-10 11:05:37,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (22 of 33 remaining) [2022-11-10 11:05:37,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (21 of 33 remaining) [2022-11-10 11:05:37,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (20 of 33 remaining) [2022-11-10 11:05:37,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (19 of 33 remaining) [2022-11-10 11:05:37,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (18 of 33 remaining) [2022-11-10 11:05:37,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (17 of 33 remaining) [2022-11-10 11:05:37,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (16 of 33 remaining) [2022-11-10 11:05:37,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (15 of 33 remaining) [2022-11-10 11:05:37,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (14 of 33 remaining) [2022-11-10 11:05:37,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (13 of 33 remaining) [2022-11-10 11:05:37,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (12 of 33 remaining) [2022-11-10 11:05:37,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (11 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (10 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (9 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (8 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (7 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (6 of 33 remaining) [2022-11-10 11:05:37,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (5 of 33 remaining) [2022-11-10 11:05:37,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (4 of 33 remaining) [2022-11-10 11:05:37,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (3 of 33 remaining) [2022-11-10 11:05:37,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (2 of 33 remaining) [2022-11-10 11:05:37,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (1 of 33 remaining) [2022-11-10 11:05:37,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (0 of 33 remaining) [2022-11-10 11:05:37,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 11:05:37,843 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:05:37,844 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 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 (1/5) [2022-11-10 11:05:37,863 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:05:37,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:05:37,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:05:37,868 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) [2022-11-10 11:05:37,868 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 [2022-11-10 11:05:37,899 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:05:37,900 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-10 11:05:37,900 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;@36f8a76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:05:37,900 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2022-11-10 11:07:12,004 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-10 11:07:12,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:07:12,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1869287664, now seen corresponding path program 1 times [2022-11-10 11:07:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:07:12,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886702499] [2022-11-10 11:07:12,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:07:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:07:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:07:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:07:12,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:07:12,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886702499] [2022-11-10 11:07:12,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886702499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:07:12,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:07:12,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-10 11:07:12,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395392384] [2022-11-10 11:07:12,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:07:12,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:07:12,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:07:12,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:07:12,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:07:12,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,285 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:07:12,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 72.0) internal successors, (72), 2 states have internal predecessors, (72), 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) [2022-11-10 11:07:12,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 11:07:12,309 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-10 11:07:12,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:07:12,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1089290470, now seen corresponding path program 1 times [2022-11-10 11:07:12,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:07:12,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909887968] [2022-11-10 11:07:12,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:07:12,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:07:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:07:12,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:07:12,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:07:12,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909887968] [2022-11-10 11:07:12,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909887968] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:07:12,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:07:12,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:07:12,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191290594] [2022-11-10 11:07:12,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:07:12,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 11:07:12,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:07:12,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 11:07:12,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 11:07:12,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:07:12,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.0) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-10 11:07:12,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:12,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:07:12,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 11:07:12,689 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-10 11:07:12,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:07:12,690 INFO L85 PathProgramCache]: Analyzing trace with hash 904515945, now seen corresponding path program 1 times [2022-11-10 11:07:12,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:07:12,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565818296] [2022-11-10 11:07:12,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:07:12,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:07:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:07:13,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:07:13,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:07:13,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565818296] [2022-11-10 11:07:13,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565818296] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:07:13,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:07:13,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:07:13,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526548111] [2022-11-10 11:07:13,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:07:13,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 11:07:13,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:07:13,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 11:07:13,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 11:07:13,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:13,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:07:13,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 42.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-11-10 11:07:13,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:40,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:07:40,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:07:40,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:07:40,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (41 of 42 remaining) [2022-11-10 11:07:40,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (40 of 42 remaining) [2022-11-10 11:07:40,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (39 of 42 remaining) [2022-11-10 11:07:40,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (38 of 42 remaining) [2022-11-10 11:07:40,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (37 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (36 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (35 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (34 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (33 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (32 of 42 remaining) [2022-11-10 11:07:40,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (31 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (30 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (29 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (28 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (27 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (26 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (25 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (24 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (23 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (22 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (21 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (20 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (19 of 42 remaining) [2022-11-10 11:07:40,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (18 of 42 remaining) [2022-11-10 11:07:40,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (17 of 42 remaining) [2022-11-10 11:07:40,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (16 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (15 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (14 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (13 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (12 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (11 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (10 of 42 remaining) [2022-11-10 11:07:40,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (9 of 42 remaining) [2022-11-10 11:07:40,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (8 of 42 remaining) [2022-11-10 11:07:40,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (7 of 42 remaining) [2022-11-10 11:07:40,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (6 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (5 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (4 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 42 remaining) [2022-11-10 11:07:40,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 42 remaining) [2022-11-10 11:07:40,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 11:07:40,629 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-10 11:07:40,629 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start 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 (2/5) [2022-11-10 11:07:40,636 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:07:40,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:07:40,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:07:40,641 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) [2022-11-10 11:07:40,642 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 [2022-11-10 11:07:40,647 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:07:40,648 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2022-11-10 11:07:40,648 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;@36f8a76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:07:40,648 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-11-10 11:09:14,357 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 29 more)] === [2022-11-10 11:09:14,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:09:14,357 INFO L85 PathProgramCache]: Analyzing trace with hash 2102270776, now seen corresponding path program 1 times [2022-11-10 11:09:14,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:09:14,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921421702] [2022-11-10 11:09:14,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:09:14,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:09:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:09:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:09:14,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:09:14,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921421702] [2022-11-10 11:09:14,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921421702] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:09:14,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:09:14,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:09:14,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710115963] [2022-11-10 11:09:14,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:09:14,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:09:14,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:09:14,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:09:14,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:09:14,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:09:14,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:09:14,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2022-11-10 11:09:14,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:09:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (32 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (31 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (30 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (29 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (28 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (27 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (26 of 33 remaining) [2022-11-10 11:09:28,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (25 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (24 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (23 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (22 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (21 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (20 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (19 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (18 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (17 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (16 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (15 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (14 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (13 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (12 of 33 remaining) [2022-11-10 11:09:28,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (11 of 33 remaining) [2022-11-10 11:09:28,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (10 of 33 remaining) [2022-11-10 11:09:28,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (9 of 33 remaining) [2022-11-10 11:09:28,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (8 of 33 remaining) [2022-11-10 11:09:28,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (7 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (6 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (5 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (4 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (3 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (2 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (1 of 33 remaining) [2022-11-10 11:09:28,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (0 of 33 remaining) [2022-11-10 11:09:28,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 11:09:28,547 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:09:28,548 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 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 (3/5) [2022-11-10 11:09:28,556 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:09:28,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:09:28,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:09:28,561 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:09:28,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-11-10 11:09:28,574 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:09:28,575 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork0 ======== [2022-11-10 11:09:28,575 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;@36f8a76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:09:28,575 INFO L358 AbstractCegarLoop]: Starting to check reachability of 129 error locations. [2022-11-10 11:11:01,775 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONDATA_RACE === [P3Err0ASSERT_VIOLATIONDATA_RACE, P3Err1ASSERT_VIOLATIONDATA_RACE, P3Err2ASSERT_VIOLATIONDATA_RACE, P3Err3ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2022-11-10 11:11:01,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:11:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash -703937673, now seen corresponding path program 1 times [2022-11-10 11:11:01,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:11:01,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526716349] [2022-11-10 11:11:01,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:11:01,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:11:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:11:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:11:01,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:11:01,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526716349] [2022-11-10 11:11:01,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526716349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:11:01,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:11:01,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:11:01,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052504729] [2022-11-10 11:11:01,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:11:01,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:11:01,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:11:01,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:11:01,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:11:01,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:11:01,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:11:01,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 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) [2022-11-10 11:11:01,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.