/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/mix055.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 15:49:39,604 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-11-09 15:49:39,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 15:49:39,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 15:49:39,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 15:49:39,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 15:49:39,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 15:49:39,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 15:49:39,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 15:49:39,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 15:49:39,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 15:49:39,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 15:49:39,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 15:49:39,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 15:49:39,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-09 15:49:39,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 15:49:39,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 15:49:39,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 15:49:39,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 15:49:39,701 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 15:49:39,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 15:49:39,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 15:49:39,702 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 15:49:39,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 15:49:39,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 15:49:39,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 15:49:39,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 15:49:39,703 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 15:49:39,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 15:49:39,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 15:49:39,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 15:49:39,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:49:39,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 15:49:39,706 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 15:49:39,707 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 15:49:39,707 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 15:49:39,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 15:49:39,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 15:49:39,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 15:49:39,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 15:49:39,903 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 15:49:39,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix055.opt.i [2022-11-09 15:49:39,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72ae90ed/08e13cc100f44d3ca6d97ab26a76582a/FLAG29a562925 [2022-11-09 15:49:40,354 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 15:49:40,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055.opt.i [2022-11-09 15:49:40,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72ae90ed/08e13cc100f44d3ca6d97ab26a76582a/FLAG29a562925 [2022-11-09 15:49:40,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72ae90ed/08e13cc100f44d3ca6d97ab26a76582a [2022-11-09 15:49:40,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 15:49:40,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 15:49:40,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 15:49:40,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 15:49:40,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 15:49:40,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e76989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40, skipping insertion in model container [2022-11-09 15:49:40,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 15:49:40,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 15:49:40,596 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/mix055.opt.i[944,957] [2022-11-09 15:49:40,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:49:40,756 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 15:49:40,763 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/mix055.opt.i[944,957] [2022-11-09 15:49:40,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:49:40,821 INFO L208 MainTranslator]: Completed translation [2022-11-09 15:49:40,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40 WrapperNode [2022-11-09 15:49:40,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 15:49:40,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 15:49:40,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 15:49:40,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 15:49:40,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,876 INFO L138 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 832 [2022-11-09 15:49:40,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 15:49:40,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 15:49:40,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 15:49:40,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 15:49:40,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,915 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 15:49:40,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 15:49:40,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 15:49:40,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 15:49:40,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (1/1) ... [2022-11-09 15:49:40,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:49:40,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:49:40,963 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 15:49:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 15:49:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-09 15:49:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 15:49:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 15:49:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 15:49:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-09 15:49:40,993 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-09 15:49:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-09 15:49:40,993 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-09 15:49:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-09 15:49:40,993 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-09 15:49:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-09 15:49:40,994 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-09 15:49:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 15:49:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-09 15:49:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 15:49:40,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 15:49:40,983 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 15:49:40,996 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 15:49:41,144 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 15:49:41,145 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 15:49:41,905 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 15:49:45,759 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 15:49:45,760 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-09 15:49:45,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:49:45 BoogieIcfgContainer [2022-11-09 15:49:45,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 15:49:45,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 15:49:45,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 15:49:45,766 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 15:49:45,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:49:40" (1/3) ... [2022-11-09 15:49:45,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25915751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:49:45, skipping insertion in model container [2022-11-09 15:49:45,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:40" (2/3) ... [2022-11-09 15:49:45,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25915751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:49:45, skipping insertion in model container [2022-11-09 15:49:45,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:49:45" (3/3) ... [2022-11-09 15:49:45,767 INFO L112 eAbstractionObserver]: Analyzing ICFG mix055.opt.i [2022-11-09 15:49:45,773 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 15:49:45,779 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 15:49:45,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 223 error locations. [2022-11-09 15:49:45,779 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 15:49:46,465 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-09 15:49:46,495 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:49:46,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:49:46,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:49:46,504 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 15:49:46,526 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 15:49:46,546 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:49:46,565 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-11-09 15:49:46,569 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;@72813be7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:49:46,569 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-11-09 15:49:47,123 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-09 15:49:47,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:49:47,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1150498749, now seen corresponding path program 1 times [2022-11-09 15:49:47,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:49:47,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324663596] [2022-11-09 15:49:47,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:49:47,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:49:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:49:47,384 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 15:49:47,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:49:47,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324663596] [2022-11-09 15:49:47,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324663596] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:49:47,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:49:47,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:49:47,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467155892] [2022-11-09 15:49:47,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:49:47,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:49:47,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:49:47,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:49:47,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:49:47,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:49:47,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:49:47,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 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 15:49:47,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:24,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:24,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (31 of 32 remaining) [2022-11-09 15:51:24,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (30 of 32 remaining) [2022-11-09 15:51:24,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (29 of 32 remaining) [2022-11-09 15:51:24,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (28 of 32 remaining) [2022-11-09 15:51:24,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (27 of 32 remaining) [2022-11-09 15:51:24,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (26 of 32 remaining) [2022-11-09 15:51:24,855 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (25 of 32 remaining) [2022-11-09 15:51:24,856 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (24 of 32 remaining) [2022-11-09 15:51:24,856 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (23 of 32 remaining) [2022-11-09 15:51:24,856 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (22 of 32 remaining) [2022-11-09 15:51:24,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (21 of 32 remaining) [2022-11-09 15:51:24,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (20 of 32 remaining) [2022-11-09 15:51:24,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (19 of 32 remaining) [2022-11-09 15:51:24,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (18 of 32 remaining) [2022-11-09 15:51:24,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (17 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (16 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (15 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (14 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (13 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (12 of 32 remaining) [2022-11-09 15:51:24,858 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (11 of 32 remaining) [2022-11-09 15:51:24,862 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (10 of 32 remaining) [2022-11-09 15:51:24,862 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (9 of 32 remaining) [2022-11-09 15:51:24,862 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (8 of 32 remaining) [2022-11-09 15:51:24,862 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (7 of 32 remaining) [2022-11-09 15:51:24,862 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (6 of 32 remaining) [2022-11-09 15:51:24,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (5 of 32 remaining) [2022-11-09 15:51:24,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (4 of 32 remaining) [2022-11-09 15:51:24,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (3 of 32 remaining) [2022-11-09 15:51:24,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (2 of 32 remaining) [2022-11-09 15:51:24,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (1 of 32 remaining) [2022-11-09 15:51:24,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (0 of 32 remaining) [2022-11-09 15:51:24,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 15:51:24,882 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:51:24,883 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 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 (1/5) [2022-11-09 15:51:24,888 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:51:24,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:51:24,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:51:24,890 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 15:51:24,896 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 15:51:24,904 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:51:24,904 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-09 15:51:24,905 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;@72813be7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:51:24,905 INFO L358 AbstractCegarLoop]: Starting to check reachability of 135 error locations. [2022-11-09 15:51:24,959 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2022-11-09 15:51:24,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:51:24,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1156040182, now seen corresponding path program 1 times [2022-11-09 15:51:24,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:51:24,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141840641] [2022-11-09 15:51:24,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:51:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:51:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:51:25,065 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 15:51:25,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:51:25,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141840641] [2022-11-09 15:51:25,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141840641] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:51:25,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:51:25,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-09 15:51:25,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875108798] [2022-11-09 15:51:25,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:51:25,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:51:25,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:51:25,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:51:25,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:51:25,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:25,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:51:25,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 70.0) internal successors, (70), 2 states have internal predecessors, (70), 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 15:51:25,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:25,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 15:51:25,083 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2022-11-09 15:51:25,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:51:25,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1441787918, now seen corresponding path program 1 times [2022-11-09 15:51:25,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:51:25,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424246863] [2022-11-09 15:51:25,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:51:25,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:51:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:51:25,183 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 15:51:25,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:51:25,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424246863] [2022-11-09 15:51:25,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424246863] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:51:25,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:51:25,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:51:25,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157180789] [2022-11-09 15:51:25,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:51:25,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 15:51:25,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:51:25,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 15:51:25,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 15:51:25,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:25,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:51:25,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 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) [2022-11-09 15:51:25,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:25,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:32,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 15:51:32,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 15:51:32,901 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2022-11-09 15:51:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:51:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1660046239, now seen corresponding path program 1 times [2022-11-09 15:51:32,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:51:32,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486905225] [2022-11-09 15:51:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:51:32,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:51:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:51:33,092 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 15:51:33,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:51:33,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486905225] [2022-11-09 15:51:33,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486905225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:51:33,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:51:33,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 15:51:33,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811244251] [2022-11-09 15:51:33,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:51:33,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 15:51:33,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:51:33,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 15:51:33,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 15:51:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:33,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:51:33,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 3 states have internal predecessors, (82), 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 15:51:33,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:51:33,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 15:51:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.