./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22f5e9b8cea3fb6414e4865b1626afaeb55342d9f0f16512cd01a49134cc1f25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:31:00,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:31:00,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-13 12:31:00,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:31:00,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:31:00,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:31:00,803 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:31:00,803 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:31:00,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:31:00,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:31:00,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:31:00,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:31:00,804 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:31:00,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:31:00,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:31:00,806 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:31:00,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:31:00,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:31:00,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:31:00,808 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22f5e9b8cea3fb6414e4865b1626afaeb55342d9f0f16512cd01a49134cc1f25 [2024-11-13 12:31:01,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:31:01,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:31:01,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:31:01,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:31:01,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:31:01,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i Unable to find full path for "g++" [2024-11-13 12:31:02,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:31:03,410 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:31:03,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i [2024-11-13 12:31:03,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/data/6cc2dc524/663ea8052b724482a9bb710b19fc9806/FLAG2700859fc [2024-11-13 12:31:03,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/data/6cc2dc524/663ea8052b724482a9bb710b19fc9806 [2024-11-13 12:31:03,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:31:03,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:31:03,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:31:03,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:31:03,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:31:03,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:31:03" (1/1) ... [2024-11-13 12:31:03,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4126f83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:03, skipping insertion in model container [2024-11-13 12:31:03,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:31:03" (1/1) ... [2024-11-13 12:31:03,517 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:31:03,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:31:04,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:31:04,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:31:04,210 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:31:04,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04 WrapperNode [2024-11-13 12:31:04,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:31:04,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:31:04,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:31:04,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:31:04,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,306 INFO L138 Inliner]: procedures = 174, calls = 42, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 816 [2024-11-13 12:31:04,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:31:04,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:31:04,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:31:04,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:31:04,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:31:04,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:31:04,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:31:04,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:31:04,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (1/1) ... [2024-11-13 12:31:04,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:31:04,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:31:04,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:31:04,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:31:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 12:31:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 12:31:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 12:31:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 12:31:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:31:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:31:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:31:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 12:31:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 12:31:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:31:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:31:04,448 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:31:04,604 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:31:04,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:31:05,839 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:31:05,839 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:31:05,986 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:31:05,986 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 12:31:05,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:31:05 BoogieIcfgContainer [2024-11-13 12:31:05,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:31:05,989 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:31:05,989 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:31:05,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:31:05,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:31:03" (1/3) ... [2024-11-13 12:31:05,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6ceb64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:31:05, skipping insertion in model container [2024-11-13 12:31:05,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:31:04" (2/3) ... [2024-11-13 12:31:05,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6ceb64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:31:05, skipping insertion in model container [2024-11-13 12:31:05,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:31:05" (3/3) ... [2024-11-13 12:31:06,000 INFO L112 eAbstractionObserver]: Analyzing ICFG 25_stack_longer-1.i [2024-11-13 12:31:06,016 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:31:06,019 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 25_stack_longer-1.i that has 2 procedures, 797 locations, 1 initial locations, 2 loop locations, and 12 error locations. [2024-11-13 12:31:06,019 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:31:06,199 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 12:31:06,296 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:06,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:31:06,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:31:06,300 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:31:06,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:31:06,330 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:31:06,342 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2024-11-13 12:31:06,350 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@70664d77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:06,351 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-13 12:31:06,662 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:06,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:06,668 INFO L85 PathProgramCache]: Analyzing trace with hash 910397083, now seen corresponding path program 1 times [2024-11-13 12:31:06,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:06,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474335696] [2024-11-13 12:31:06,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:06,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:08,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:08,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474335696] [2024-11-13 12:31:08,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474335696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:08,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:08,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:08,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032099031] [2024-11-13 12:31:08,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:08,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:08,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:08,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:08,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:08,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:08,334 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:08,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 341.5) internal successors, (683), 3 states have internal predecessors, (683), 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) [2024-11-13 12:31:08,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:08,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:31:08,520 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:08,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:08,523 INFO L85 PathProgramCache]: Analyzing trace with hash 55059661, now seen corresponding path program 1 times [2024-11-13 12:31:08,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:08,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482208360] [2024-11-13 12:31:08,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:09,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:09,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482208360] [2024-11-13 12:31:09,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482208360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:09,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:09,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:09,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080166119] [2024-11-13 12:31:09,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:09,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:09,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:09,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:09,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:09,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:09,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:09,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 345.0) internal successors, (690), 3 states have internal predecessors, (690), 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) [2024-11-13 12:31:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:31:10,043 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:10,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:10,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1610856071, now seen corresponding path program 1 times [2024-11-13 12:31:10,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:10,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680448437] [2024-11-13 12:31:10,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:10,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:10,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:10,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:10,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680448437] [2024-11-13 12:31:10,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680448437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:10,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:10,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:10,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163269444] [2024-11-13 12:31:10,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:10,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:10,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:10,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:10,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:10,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:10,763 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:10,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 348.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2024-11-13 12:31:10,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:10,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:10,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 12:31:10,971 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:10,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:10,972 INFO L85 PathProgramCache]: Analyzing trace with hash -118635516, now seen corresponding path program 1 times [2024-11-13 12:31:10,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:10,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597908713] [2024-11-13 12:31:10,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:10,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:11,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:11,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:11,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597908713] [2024-11-13 12:31:11,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597908713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:11,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:11,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:11,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817798545] [2024-11-13 12:31:11,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:11,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:11,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:11,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:11,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:11,689 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:11,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 359.5) internal successors, (719), 3 states have internal predecessors, (719), 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) [2024-11-13 12:31:11,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:11,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 12:31:11,932 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:11,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:11,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1554233314, now seen corresponding path program 1 times [2024-11-13 12:31:11,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:11,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219462123] [2024-11-13 12:31:11,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:11,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:12,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:12,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219462123] [2024-11-13 12:31:12,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219462123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:12,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:12,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:31:12,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587826178] [2024-11-13 12:31:12,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:12,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:12,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:12,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:12,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:12,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:12,816 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:12,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.66666666666666) internal successors, (734), 3 states have internal predecessors, (734), 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) [2024-11-13 12:31:12,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:12,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:12,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 12:31:12,913 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:12,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:12,914 INFO L85 PathProgramCache]: Analyzing trace with hash 825851856, now seen corresponding path program 1 times [2024-11-13 12:31:12,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:12,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174590662] [2024-11-13 12:31:12,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:12,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:13,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:13,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174590662] [2024-11-13 12:31:13,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174590662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:13,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:13,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:13,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485188053] [2024-11-13 12:31:13,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:13,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:13,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:13,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:13,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:13,673 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:13,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 364.5) internal successors, (729), 3 states have internal predecessors, (729), 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) [2024-11-13 12:31:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:13,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:13,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:13,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:13,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:13,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:14,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:14,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 12:31:14,006 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:14,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:14,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1015061002, now seen corresponding path program 1 times [2024-11-13 12:31:14,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:14,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685219897] [2024-11-13 12:31:14,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:14,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:15,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:15,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685219897] [2024-11-13 12:31:15,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685219897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:15,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:15,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 12:31:15,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520565480] [2024-11-13 12:31:15,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:15,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 12:31:15,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:15,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 12:31:15,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 12:31:15,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:15,281 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:15,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.85714285714286) internal successors, (776), 7 states have internal predecessors, (776), 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) [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:15,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:15,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 12:31:15,628 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:15,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:15,629 INFO L85 PathProgramCache]: Analyzing trace with hash 666853516, now seen corresponding path program 1 times [2024-11-13 12:31:15,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:15,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095887453] [2024-11-13 12:31:15,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:15,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:16,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:16,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095887453] [2024-11-13 12:31:16,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095887453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:16,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:16,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:16,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130866745] [2024-11-13 12:31:16,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:16,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:16,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:16,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:16,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:16,764 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:16,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 371.5) internal successors, (743), 3 states have internal predecessors, (743), 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) [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:16,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:16,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 12:31:16,986 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:16,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:16,987 INFO L85 PathProgramCache]: Analyzing trace with hash 46289073, now seen corresponding path program 1 times [2024-11-13 12:31:16,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:16,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971900362] [2024-11-13 12:31:16,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:17,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:17,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971900362] [2024-11-13 12:31:17,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971900362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:17,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:17,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:17,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166941910] [2024-11-13 12:31:17,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:17,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:17,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:17,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:17,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:17,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:17,553 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:17,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 374.0) internal successors, (748), 3 states have internal predecessors, (748), 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) [2024-11-13 12:31:17,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:17,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 12:31:17,683 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:17,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:17,683 INFO L85 PathProgramCache]: Analyzing trace with hash -2083925803, now seen corresponding path program 1 times [2024-11-13 12:31:17,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:17,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393974632] [2024-11-13 12:31:17,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:17,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:18,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:18,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393974632] [2024-11-13 12:31:18,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393974632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:18,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:18,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:18,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288709182] [2024-11-13 12:31:18,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:18,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:18,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:18,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:18,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:18,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:18,671 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:18,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 376.5) internal successors, (753), 3 states have internal predecessors, (753), 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) [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:19,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2024-11-13 12:31:19,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2024-11-13 12:31:19,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 12 remaining) [2024-11-13 12:31:19,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (8 of 12 remaining) [2024-11-13 12:31:19,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2024-11-13 12:31:19,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (4 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (1 of 12 remaining) [2024-11-13 12:31:19,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2024-11-13 12:31:19,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 12:31:19,342 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:31:19,344 INFO L320 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-11-13 12:31:19,357 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:19,358 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:31:19,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-13 12:31:19,359 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@70664d77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:19,359 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:31:19,476 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:31:19,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:19,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1224339500, now seen corresponding path program 1 times [2024-11-13 12:31:19,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:19,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201208975] [2024-11-13 12:31:19,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:19,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:31:19,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:31:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:31:20,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:31:20,498 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:31:20,498 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-11-13 12:31:20,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 12:31:20,500 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 12:31:20,500 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2024-11-13 12:31:20,501 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 12:31:20,501 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-13 12:31:20,581 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 12:31:20,593 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:20,595 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:31:20,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-13 12:31:20,600 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@70664d77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:20,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:31:20,837 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:31:20,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:20,838 INFO L85 PathProgramCache]: Analyzing trace with hash 709166390, now seen corresponding path program 1 times [2024-11-13 12:31:20,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:20,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272734412] [2024-11-13 12:31:20,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:31:21,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:31:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:31:21,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:31:21,947 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:31:21,947 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-11-13 12:31:21,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 12:31:21,949 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 12:31:21,950 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/3) [2024-11-13 12:31:21,950 WARN L247 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 12:31:21,950 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-13 12:31:22,051 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 12:31:22,064 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:22,065 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:31:22,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2024-11-13 12:31:22,066 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@70664d77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:31:22,066 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-13 12:31:22,494 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:22,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:22,495 INFO L85 PathProgramCache]: Analyzing trace with hash 2117889885, now seen corresponding path program 1 times [2024-11-13 12:31:22,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:22,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752109530] [2024-11-13 12:31:22,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:22,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:23,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:23,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752109530] [2024-11-13 12:31:23,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752109530] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:23,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:23,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:23,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792544690] [2024-11-13 12:31:23,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:23,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:23,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:23,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:23,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:23,047 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:23,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 343.5) internal successors, (687), 3 states have internal predecessors, (687), 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) [2024-11-13 12:31:23,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:23,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:23,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 12:31:23,219 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:23,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:23,219 INFO L85 PathProgramCache]: Analyzing trace with hash -393468358, now seen corresponding path program 1 times [2024-11-13 12:31:23,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:23,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951312518] [2024-11-13 12:31:23,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:23,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:23,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:23,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951312518] [2024-11-13 12:31:23,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951312518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:23,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:23,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:23,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917111568] [2024-11-13 12:31:23,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:23,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:23,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:23,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:23,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:23,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:23,742 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:23,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 347.0) internal successors, (694), 3 states have internal predecessors, (694), 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) [2024-11-13 12:31:23,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:23,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 12:31:24,043 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:24,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:24,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1425431866, now seen corresponding path program 1 times [2024-11-13 12:31:24,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:24,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639848996] [2024-11-13 12:31:24,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:24,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:24,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:24,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639848996] [2024-11-13 12:31:24,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639848996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:24,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:24,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:24,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005874738] [2024-11-13 12:31:24,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:24,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:24,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:24,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:24,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:24,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:24,580 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:24,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 350.0) internal successors, (700), 3 states have internal predecessors, (700), 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) [2024-11-13 12:31:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:24,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:24,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 12:31:24,834 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:24,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:24,834 INFO L85 PathProgramCache]: Analyzing trace with hash 2050971014, now seen corresponding path program 1 times [2024-11-13 12:31:24,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:24,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523509358] [2024-11-13 12:31:24,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:24,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:25,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:25,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523509358] [2024-11-13 12:31:25,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523509358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:25,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:25,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:25,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988237757] [2024-11-13 12:31:25,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:25,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:25,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:25,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:25,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:25,264 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:25,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 361.5) internal successors, (723), 3 states have internal predecessors, (723), 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) [2024-11-13 12:31:25,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:25,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:25,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:25,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:26,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 12:31:26,159 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:26,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:26,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1852847676, now seen corresponding path program 1 times [2024-11-13 12:31:26,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:26,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331580216] [2024-11-13 12:31:26,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:26,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 12:31:26,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:26,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331580216] [2024-11-13 12:31:26,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331580216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:26,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:26,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:31:26,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771839399] [2024-11-13 12:31:26,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:26,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:26,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:26,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:26,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:26,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:26,902 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:26,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-11-13 12:31:26,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:26,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 12:31:27,210 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:27,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:27,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1745170482, now seen corresponding path program 1 times [2024-11-13 12:31:27,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:27,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37336478] [2024-11-13 12:31:27,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:27,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:27,633 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:27,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:27,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37336478] [2024-11-13 12:31:27,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37336478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:27,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:27,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:27,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714648399] [2024-11-13 12:31:27,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:27,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:27,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:27,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:27,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:27,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:27,640 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:27,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 366.5) internal successors, (733), 3 states have internal predecessors, (733), 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) [2024-11-13 12:31:27,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:27,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:28,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 12:31:28,177 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:28,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:28,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1910893812, now seen corresponding path program 1 times [2024-11-13 12:31:28,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:28,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577825801] [2024-11-13 12:31:28,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:28,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:29,177 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-13 12:31:29,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:29,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577825801] [2024-11-13 12:31:29,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577825801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:29,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:29,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 12:31:29,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127671900] [2024-11-13 12:31:29,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:29,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 12:31:29,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:29,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 12:31:29,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 12:31:29,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:29,183 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:29,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 121.57142857142857) internal successors, (851), 7 states have internal predecessors, (851), 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) [2024-11-13 12:31:29,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:29,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:29,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 12:31:29,650 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:29,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:29,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1447284082, now seen corresponding path program 1 times [2024-11-13 12:31:29,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:29,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921584845] [2024-11-13 12:31:29,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:29,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:30,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:30,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921584845] [2024-11-13 12:31:30,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921584845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:30,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:30,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:30,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772573202] [2024-11-13 12:31:30,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:30,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:30,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:30,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:30,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:30,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:30,505 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:30,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 373.5) internal successors, (747), 3 states have internal predecessors, (747), 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) [2024-11-13 12:31:30,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:30,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:30,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:30,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 12:31:30,911 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:30,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:30,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1306158654, now seen corresponding path program 1 times [2024-11-13 12:31:30,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:30,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842880442] [2024-11-13 12:31:30,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:30,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:31,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:31,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842880442] [2024-11-13 12:31:31,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842880442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:31,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:31,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:31,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328324179] [2024-11-13 12:31:31,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:31,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:31,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:31,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:31,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:31,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:31,424 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:31,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 376.0) internal successors, (752), 3 states have internal predecessors, (752), 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) [2024-11-13 12:31:31,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:31,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 12:31:31,626 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:31,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:31,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1064689225, now seen corresponding path program 1 times [2024-11-13 12:31:31,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:31,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667571223] [2024-11-13 12:31:31,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:31,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 12:31:32,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:32,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667571223] [2024-11-13 12:31:32,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667571223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:32,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:31:32,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:31:32,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957436783] [2024-11-13 12:31:32,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:32,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:32,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:32,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:32,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:31:32,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:32,248 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:32,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 378.5) internal successors, (757), 3 states have internal predecessors, (757), 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) [2024-11-13 12:31:32,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:32,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:33,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:33,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 12:31:33,440 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:33,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:33,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1459265064, now seen corresponding path program 1 times [2024-11-13 12:31:33,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:33,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700127218] [2024-11-13 12:31:33,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1217 backedges. 361 proven. 15 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-11-13 12:31:34,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:34,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700127218] [2024-11-13 12:31:34,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700127218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:31:34,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651115237] [2024-11-13 12:31:34,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:34,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:31:34,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:31:34,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:31:34,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:31:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:36,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 3298 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 12:31:36,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:31:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1217 backedges. 617 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-13 12:31:36,370 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:31:36,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651115237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:36,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:31:36,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 12:31:36,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515780069] [2024-11-13 12:31:36,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:36,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:36,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:36,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:36,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:31:36,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:36,378 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:36,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 333.3333333333333) internal successors, (1000), 3 states have internal predecessors, (1000), 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) [2024-11-13 12:31:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:36,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:52,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:52,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 12:31:53,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:31:53,082 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:31:53,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:31:53,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1455975902, now seen corresponding path program 1 times [2024-11-13 12:31:53,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:31:53,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574487673] [2024-11-13 12:31:53,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:53,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:31:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 361 proven. 15 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2024-11-13 12:31:54,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:31:54,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574487673] [2024-11-13 12:31:54,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574487673] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:31:54,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507819266] [2024-11-13 12:31:54,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:31:54,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:31:54,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:31:54,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:31:54,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:31:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:31:55,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 3130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:31:55,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:31:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-13 12:31:55,646 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:31:55,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1507819266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:31:55,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:31:55,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 12:31:55,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815726888] [2024-11-13 12:31:55,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:31:55,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:31:55,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:31:55,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:31:55,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:31:55,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:31:55,650 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:31:55,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.6666666666667) internal successors, (920), 3 states have internal predecessors, (920), 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) [2024-11-13 12:31:55,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:31:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:32:07,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:07,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 12:32:07,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:32:07,575 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-13 12:32:07,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:32:07,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1983166382, now seen corresponding path program 1 times [2024-11-13 12:32:07,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:32:07,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521751616] [2024-11-13 12:32:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:32:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:32:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:32:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 361 proven. 15 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2024-11-13 12:32:08,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:32:08,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521751616] [2024-11-13 12:32:08,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521751616] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:32:08,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715835334] [2024-11-13 12:32:08,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:32:08,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:32:08,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:32:08,379 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:32:08,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3309319-d62f-405e-8957-67be40639d67/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 12:32:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:32:09,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 3139 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:32:09,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:32:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-13 12:32:10,034 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:32:10,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715835334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:32:10,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:32:10,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 12:32:10,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727846232] [2024-11-13 12:32:10,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:32:10,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:32:10,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:32:10,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:32:10,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:32:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:32:10,038 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:32:10,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 308.6666666666667) internal successors, (926), 3 states have internal predecessors, (926), 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) [2024-11-13 12:32:10,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:32:10,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.