./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 163a010c Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 e4a4a131c0d4df2db1bf018027395318bc112945cbb20d5c862562c48934e5a1 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.atomic-types2-163a010-m [2024-10-31 13:21:53,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 13:21:53,298 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-10-31 13:21:53,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 13:21:53,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 13:21:53,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 13:21:53,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 13:21:53,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 13:21:53,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 13:21:53,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 13:21:53,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 13:21:53,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 13:21:53,338 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 13:21:53,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 13:21:53,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 13:21:53,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 13:21:53,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 13:21:53,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 13:21:53,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 13:21:53,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 13:21:53,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 13:21:53,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 13:21:53,343 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 13:21:53,345 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 13:21:53,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 13:21:53,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 13:21:53,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 13:21:53,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 13:21:53,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 13:21:53,346 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 13:21:53,347 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-10-31 13:21:53,347 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 13:21:53,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-31 13:21:53,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 13:21:53,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 13:21:53,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 13:21:53,349 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 13:21:53,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 13:21:53,349 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 13:21:53,349 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-31 13:21:53,349 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-31 13:21:53,350 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-31 13:21:53,350 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-31 13:21:53,350 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4a4a131c0d4df2db1bf018027395318bc112945cbb20d5c862562c48934e5a1 [2024-10-31 13:21:53,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 13:21:53,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 13:21:53,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 13:21:53,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 13:21:53,621 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 13:21:53,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2024-10-31 13:21:54,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 13:21:55,170 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 13:21:55,170 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2024-10-31 13:21:55,180 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fa158fba3/e783bfa7df254474b611a975f72651c7/FLAGd9daf8cf5 [2024-10-31 13:21:55,559 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fa158fba3/e783bfa7df254474b611a975f72651c7 [2024-10-31 13:21:55,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 13:21:55,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 13:21:55,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 13:21:55,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 13:21:55,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 13:21:55,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65651771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55, skipping insertion in model container [2024-10-31 13:21:55,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 13:21:55,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 13:21:55,827 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 13:21:55,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 13:21:55,888 INFO L204 MainTranslator]: Completed translation [2024-10-31 13:21:55,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55 WrapperNode [2024-10-31 13:21:55,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 13:21:55,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 13:21:55,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 13:21:55,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 13:21:55,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,941 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 17, calls inlined = 29, statements flattened = 368 [2024-10-31 13:21:55,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 13:21:55,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 13:21:55,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 13:21:55,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 13:21:55,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:55,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 13:21:55,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 13:21:55,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 13:21:55,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 13:21:55,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (1/1) ... [2024-10-31 13:21:56,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-31 13:21:56,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-31 13:21:56,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-31 13:21:56,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-31 13:21:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 13:21:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 13:21:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 13:21:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 13:21:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 13:21:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 13:21:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 13:21:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 13:21:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 13:21:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 13:21:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 13:21:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 13:21:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 13:21:56,087 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 13:21:56,202 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 13:21:56,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 13:21:56,832 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 13:21:56,832 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 13:21:56,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 13:21:56,864 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-31 13:21:56,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 01:21:56 BoogieIcfgContainer [2024-10-31 13:21:56,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 13:21:56,867 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 13:21:56,868 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 13:21:56,871 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 13:21:56,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 01:21:55" (1/3) ... [2024-10-31 13:21:56,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188e3ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 01:21:56, skipping insertion in model container [2024-10-31 13:21:56,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 01:21:55" (2/3) ... [2024-10-31 13:21:56,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188e3ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 01:21:56, skipping insertion in model container [2024-10-31 13:21:56,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 01:21:56" (3/3) ... [2024-10-31 13:21:56,874 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum.wvr.c [2024-10-31 13:21:56,887 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 13:21:56,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2024-10-31 13:21:56,887 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 13:21:57,027 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-31 13:21:57,096 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:21:57,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-31 13:21:57,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-31 13:21:57,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-31 13:21:57,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-31 13:21:57,123 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-31 13:21:57,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-10-31 13:21:57,138 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;@217a2a8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:21:57,138 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-31 13:21:57,537 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:21:57,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:21:57,542 INFO L85 PathProgramCache]: Analyzing trace with hash -866541051, now seen corresponding path program 1 times [2024-10-31 13:21:57,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:21:57,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293278816] [2024-10-31 13:21:57,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:21:57,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:21:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:21:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:21:57,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:21:57,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293278816] [2024-10-31 13:21:57,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293278816] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:21:57,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:21:57,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:21:57,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516395815] [2024-10-31 13:21:57,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:21:57,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 13:21:57,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:21:57,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 13:21:57,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 13:21:57,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:57,793 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:21:57,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 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) [2024-10-31 13:21:57,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:57,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 13:21:57,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:21:57,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:21:57,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1245805076, now seen corresponding path program 1 times [2024-10-31 13:21:57,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:21:57,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811805342] [2024-10-31 13:21:57,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:21:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:21:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:21:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:21:58,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:21:58,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811805342] [2024-10-31 13:21:58,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811805342] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:21:58,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:21:58,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:21:58,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82463743] [2024-10-31 13:21:58,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:21:58,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:21:58,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:21:58,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:21:58,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:21:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,019 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:21:58,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 65.5) internal successors, (131), 3 states have internal predecessors, (131), 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) [2024-10-31 13:21:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:58,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 13:21:58,127 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:21:58,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:21:58,128 INFO L85 PathProgramCache]: Analyzing trace with hash 967873570, now seen corresponding path program 1 times [2024-10-31 13:21:58,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:21:58,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392223138] [2024-10-31 13:21:58,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:21:58,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:21:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:21:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:21:58,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:21:58,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392223138] [2024-10-31 13:21:58,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392223138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:21:58,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:21:58,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:21:58,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420832591] [2024-10-31 13:21:58,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:21:58,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:21:58,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:21:58,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:21:58,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:21:58,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,254 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:21:58,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 67.0) internal successors, (134), 3 states have internal predecessors, (134), 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) [2024-10-31 13:21:58,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:58,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:58,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 13:21:58,589 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:21:58,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:21:58,590 INFO L85 PathProgramCache]: Analyzing trace with hash 457606150, now seen corresponding path program 1 times [2024-10-31 13:21:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:21:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602631599] [2024-10-31 13:21:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:21:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:21:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:21:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:21:59,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:21:59,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602631599] [2024-10-31 13:21:59,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602631599] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:21:59,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:21:59,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:21:59,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152676481] [2024-10-31 13:21:59,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:21:59,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:21:59,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:21:59,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:21:59,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:21:59,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:59,320 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:21:59,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 28.0) internal successors, (140), 6 states have internal predecessors, (140), 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) [2024-10-31 13:21:59,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:21:59,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:59,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:21:59,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:22:00,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 13:22:00,057 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:22:00,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:22:00,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1672886920, now seen corresponding path program 1 times [2024-10-31 13:22:00,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:22:00,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839503829] [2024-10-31 13:22:00,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:22:00,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:22:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:22:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:22:00,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:22:00,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839503829] [2024-10-31 13:22:00,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839503829] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:22:00,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:22:00,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:22:00,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942208184] [2024-10-31 13:22:00,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:22:00,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:22:00,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:22:00,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:22:00,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:22:00,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,136 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:22:00,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 71.0) internal successors, (142), 3 states have internal predecessors, (142), 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) [2024-10-31 13:22:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:22:00,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:00,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:22:00,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:00,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 13:22:00,814 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-31 13:22:00,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:22:00,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1565874604, now seen corresponding path program 1 times [2024-10-31 13:22:00,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:22:00,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163861796] [2024-10-31 13:22:00,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:22:00,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:22:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:22:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:22:01,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:22:01,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163861796] [2024-10-31 13:22:01,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163861796] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:22:01,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:22:01,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:22:01,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908919247] [2024-10-31 13:22:01,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:22:01,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:22:01,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:22:01,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:22:01,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:22:01,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:01,342 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:22:01,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.6) internal successors, (148), 6 states have internal predecessors, (148), 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) [2024-10-31 13:22:01,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:22:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:22:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:22:01,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2024-10-31 13:23:39,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2024-10-31 13:23:39,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2024-10-31 13:23:39,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2024-10-31 13:23:39,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2024-10-31 13:23:39,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 13:23:39,211 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-31 13:23:39,214 INFO L317 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2024-10-31 13:23:39,220 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:23:39,221 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-31 13:23:39,221 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-31 13:23:39,222 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;@217a2a8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:23:39,222 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2024-10-31 13:23:39,225 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,226 INFO L85 PathProgramCache]: Analyzing trace with hash 303787312, now seen corresponding path program 1 times [2024-10-31 13:23:39,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175279853] [2024-10-31 13:23:39,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175279853] [2024-10-31 13:23:39,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175279853] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852509095] [2024-10-31 13:23:39,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,244 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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) [2024-10-31 13:23:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 13:23:39,250 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,250 INFO L85 PathProgramCache]: Analyzing trace with hash -949995555, now seen corresponding path program 1 times [2024-10-31 13:23:39,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349177123] [2024-10-31 13:23:39,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349177123] [2024-10-31 13:23:39,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349177123] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663686234] [2024-10-31 13:23:39,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,265 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2024-10-31 13:23:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 13:23:39,274 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,274 INFO L85 PathProgramCache]: Analyzing trace with hash 743321691, now seen corresponding path program 1 times [2024-10-31 13:23:39,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218168094] [2024-10-31 13:23:39,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218168094] [2024-10-31 13:23:39,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218168094] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536163466] [2024-10-31 13:23:39,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,288 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2024-10-31 13:23:39,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 13:23:39,298 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1095486735, now seen corresponding path program 1 times [2024-10-31 13:23:39,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415878513] [2024-10-31 13:23:39,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415878513] [2024-10-31 13:23:39,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415878513] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:23:39,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494896289] [2024-10-31 13:23:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:23:39,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:23:39,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:23:39,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,540 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 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) [2024-10-31 13:23:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 13:23:39,564 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,564 INFO L85 PathProgramCache]: Analyzing trace with hash 2011954115, now seen corresponding path program 1 times [2024-10-31 13:23:39,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358938987] [2024-10-31 13:23:39,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358938987] [2024-10-31 13:23:39,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358938987] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786966306] [2024-10-31 13:23:39,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,588 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 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) [2024-10-31 13:23:39,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 13:23:39,633 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1360928316, now seen corresponding path program 1 times [2024-10-31 13:23:39,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362265473] [2024-10-31 13:23:39,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362265473] [2024-10-31 13:23:39,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362265473] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860937557] [2024-10-31 13:23:39,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,670 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 49.5) internal successors, (99), 3 states have internal predecessors, (99), 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) [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 13:23:39,684 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,684 INFO L85 PathProgramCache]: Analyzing trace with hash -983620509, now seen corresponding path program 1 times [2024-10-31 13:23:39,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006657236] [2024-10-31 13:23:39,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:39,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:39,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006657236] [2024-10-31 13:23:39,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006657236] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:39,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:39,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:39,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079617839] [2024-10-31 13:23:39,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:39,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:39,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:39,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:39,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:39,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,725 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:39,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.5) internal successors, (103), 3 states have internal predecessors, (103), 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) [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:39,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:39,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 13:23:39,959 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2024-10-31 13:23:39,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:23:39,959 INFO L85 PathProgramCache]: Analyzing trace with hash 224764632, now seen corresponding path program 1 times [2024-10-31 13:23:39,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:23:39,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376386512] [2024-10-31 13:23:39,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:23:39,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:23:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:23:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:23:40,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:23:40,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376386512] [2024-10-31 13:23:40,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376386512] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:23:40,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:23:40,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:23:40,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712749610] [2024-10-31 13:23:40,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:23:40,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:23:40,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:23:40,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:23:40,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:23:40,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:23:40,003 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:23:40,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 83.0) internal successors, (166), 3 states have internal predecessors, (166), 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) [2024-10-31 13:23:40,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:23:40,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:23:40,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (14 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (13 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (12 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (11 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (10 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (9 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (8 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (7 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (6 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (5 of 15 remaining) [2024-10-31 13:27:24,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (4 of 15 remaining) [2024-10-31 13:27:24,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (3 of 15 remaining) [2024-10-31 13:27:24,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 15 remaining) [2024-10-31 13:27:24,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 15 remaining) [2024-10-31 13:27:24,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 15 remaining) [2024-10-31 13:27:24,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 13:27:24,224 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 13:27:24,224 INFO L317 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2024-10-31 13:27:24,228 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:27:24,229 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-31 13:27:24,229 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-10-31 13:27:24,230 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;@217a2a8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:27:24,230 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-10-31 13:27:24,278 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:24,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:24,278 INFO L85 PathProgramCache]: Analyzing trace with hash 668810797, now seen corresponding path program 1 times [2024-10-31 13:27:24,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:24,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920744914] [2024-10-31 13:27:24,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:24,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:27:24,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:24,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920744914] [2024-10-31 13:27:24,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920744914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:24,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:24,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:24,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63102643] [2024-10-31 13:27:24,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:24,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 13:27:24,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:24,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 13:27:24,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 13:27:24,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,301 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:24,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 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) [2024-10-31 13:27:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 13:27:24,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:24,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:24,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1179651452, now seen corresponding path program 1 times [2024-10-31 13:27:24,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:24,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934388009] [2024-10-31 13:27:24,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:24,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:27:24,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:24,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934388009] [2024-10-31 13:27:24,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934388009] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:24,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:24,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:24,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769742451] [2024-10-31 13:27:24,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:24,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:27:24,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:24,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:27:24,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:27:24,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,338 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:24,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 62.5) internal successors, (125), 3 states have internal predecessors, (125), 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) [2024-10-31 13:27:24,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 13:27:24,378 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:24,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:24,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1575151543, now seen corresponding path program 1 times [2024-10-31 13:27:24,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:24,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342029368] [2024-10-31 13:27:24,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:24,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:24,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:27:24,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:24,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342029368] [2024-10-31 13:27:24,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342029368] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:24,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:24,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:24,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906028308] [2024-10-31 13:27:24,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:24,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:27:24,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:24,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:27:24,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:27:24,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,408 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:24,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 64.0) internal successors, (128), 3 states have internal predecessors, (128), 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) [2024-10-31 13:27:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 13:27:24,430 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:24,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:24,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1892182201, now seen corresponding path program 1 times [2024-10-31 13:27:24,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:24,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065276959] [2024-10-31 13:27:24,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:24,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:27:24,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:24,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065276959] [2024-10-31 13:27:24,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065276959] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:24,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:24,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:24,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18444372] [2024-10-31 13:27:24,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:24,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:27:24,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:24,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:27:24,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:27:24,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,460 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:24,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 65.0) internal successors, (130), 3 states have internal predecessors, (130), 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) [2024-10-31 13:27:24,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-31 13:27:24,645 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:24,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:24,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1732958371, now seen corresponding path program 1 times [2024-10-31 13:27:24,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:24,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083077529] [2024-10-31 13:27:24,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:24,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:27:24,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:24,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083077529] [2024-10-31 13:27:24,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083077529] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:24,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:24,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-31 13:27:24,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425020388] [2024-10-31 13:27:24,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:24,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 13:27:24,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:24,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 13:27:24,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-31 13:27:24,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,770 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:24,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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) [2024-10-31 13:27:24,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:24,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:24,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:25,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:25,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:25,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-31 13:27:25,009 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:25,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:25,009 INFO L85 PathProgramCache]: Analyzing trace with hash -976709725, now seen corresponding path program 1 times [2024-10-31 13:27:25,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:25,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178672859] [2024-10-31 13:27:25,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:25,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:27:25,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:25,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178672859] [2024-10-31 13:27:25,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178672859] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:25,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:25,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:27:25,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059511440] [2024-10-31 13:27:25,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:25,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:27:25,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:25,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:27:25,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:27:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:25,874 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:25,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 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) [2024-10-31 13:27:25,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:25,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:25,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:25,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:26,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-31 13:27:26,360 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:26,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:26,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1979829989, now seen corresponding path program 1 times [2024-10-31 13:27:26,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:26,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728735702] [2024-10-31 13:27:26,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:27:26,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:26,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728735702] [2024-10-31 13:27:26,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728735702] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:26,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:26,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:26,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172332710] [2024-10-31 13:27:26,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:26,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:27:26,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:26,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:27:26,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:27:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,404 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:26,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 84.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2024-10-31 13:27:26,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:26,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-31 13:27:26,801 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:26,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:26,801 INFO L85 PathProgramCache]: Analyzing trace with hash -201437111, now seen corresponding path program 1 times [2024-10-31 13:27:26,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:26,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008274911] [2024-10-31 13:27:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:27:27,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:27,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008274911] [2024-10-31 13:27:27,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008274911] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:27,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:27,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:27:27,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388262854] [2024-10-31 13:27:27,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:27,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:27:27,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:27,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:27:27,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:27:27,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:27,204 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:27,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 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) [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:27,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:27,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:27,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-31 13:27:27,712 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-10-31 13:27:27,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:27:27,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1174435610, now seen corresponding path program 1 times [2024-10-31 13:27:27,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:27:27,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933615310] [2024-10-31 13:27:27,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:27:27,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:27:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:27:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:27:28,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:27:28,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933615310] [2024-10-31 13:27:28,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933615310] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:27:28,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:27:28,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:27:28,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4229538] [2024-10-31 13:27:28,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:27:28,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:27:28,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:27:28,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:27:28,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:27:28,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:28,022 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:27:28,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 111.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2024-10-31 13:27:28,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:27:28,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:28,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:27:28,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:04,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:04,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2024-10-31 13:29:04,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2024-10-31 13:29:04,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-31 13:29:04,853 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 13:29:04,854 INFO L317 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/4) [2024-10-31 13:29:04,858 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:29:04,859 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-31 13:29:04,860 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-10-31 13:29:04,860 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;@217a2a8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 13:29:04,860 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-31 13:29:04,940 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:04,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:04,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1186152118, now seen corresponding path program 1 times [2024-10-31 13:29:04,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:04,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080719403] [2024-10-31 13:29:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:04,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:29:04,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:04,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080719403] [2024-10-31 13:29:04,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080719403] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:04,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:04,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:29:04,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816821528] [2024-10-31 13:29:04,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:04,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 13:29:04,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:04,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 13:29:04,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 13:29:04,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:04,961 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:04,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 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) [2024-10-31 13:29:04,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:04,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:04,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-31 13:29:04,977 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:04,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:04,978 INFO L85 PathProgramCache]: Analyzing trace with hash 294328327, now seen corresponding path program 1 times [2024-10-31 13:29:04,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:04,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114453951] [2024-10-31 13:29:04,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:29:05,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:05,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114453951] [2024-10-31 13:29:05,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114453951] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:05,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:05,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:29:05,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289300705] [2024-10-31 13:29:05,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:05,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:29:05,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:05,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:29:05,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:29:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,007 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:05,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 68.0) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-10-31 13:29:05,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-31 13:29:05,048 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err1ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:05,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:05,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1986682200, now seen corresponding path program 1 times [2024-10-31 13:29:05,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:05,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12549774] [2024-10-31 13:29:05,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:05,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:29:05,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:05,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12549774] [2024-10-31 13:29:05,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12549774] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:05,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:05,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:29:05,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665762548] [2024-10-31 13:29:05,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:05,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:29:05,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:05,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:29:05,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:29:05,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,077 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:05,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 69.5) internal successors, (139), 3 states have internal predecessors, (139), 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) [2024-10-31 13:29:05,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-31 13:29:05,126 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err2ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:05,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:05,128 INFO L85 PathProgramCache]: Analyzing trace with hash -598726802, now seen corresponding path program 1 times [2024-10-31 13:29:05,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:05,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841068262] [2024-10-31 13:29:05,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:05,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:29:05,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:05,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841068262] [2024-10-31 13:29:05,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841068262] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:05,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:05,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:29:05,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342791137] [2024-10-31 13:29:05,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:05,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:29:05,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:05,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:29:05,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:29:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,161 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:05,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 71.0) internal successors, (142), 3 states have internal predecessors, (142), 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) [2024-10-31 13:29:05,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-31 13:29:05,312 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err3ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:05,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:05,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1672703406, now seen corresponding path program 1 times [2024-10-31 13:29:05,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:05,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726273927] [2024-10-31 13:29:05,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:05,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 13:29:05,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:05,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726273927] [2024-10-31 13:29:05,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726273927] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:05,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:05,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-31 13:29:05,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749128009] [2024-10-31 13:29:05,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:05,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-31 13:29:05,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:05,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-31 13:29:05,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-31 13:29:05,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,440 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:05,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 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) [2024-10-31 13:29:05,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:05,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:05,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:06,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-31 13:29:06,043 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread3Err3ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:06,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:06,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1334561176, now seen corresponding path program 1 times [2024-10-31 13:29:06,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:06,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108836574] [2024-10-31 13:29:06,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:06,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:29:06,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:06,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108836574] [2024-10-31 13:29:06,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108836574] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:06,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:06,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:29:06,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735786089] [2024-10-31 13:29:06,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:06,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:29:06,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:06,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:29:06,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:29:06,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,370 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:06,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 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) [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:06,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:06,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-10-31 13:29:06,747 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread3Err4ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:06,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:06,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1681887334, now seen corresponding path program 1 times [2024-10-31 13:29:06,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:06,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860649273] [2024-10-31 13:29:06,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:06,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:29:06,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:06,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860649273] [2024-10-31 13:29:06,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860649273] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:06,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:06,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 13:29:06,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584565602] [2024-10-31 13:29:06,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:06,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 13:29:06,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:06,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 13:29:06,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 13:29:06,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,802 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:06,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 90.0) internal successors, (180), 3 states have internal predecessors, (180), 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) [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:06,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:07,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-31 13:29:07,202 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread3Err5ASSERT_VIOLATIONDATA_RACE === [thread3Err0ASSERT_VIOLATIONDATA_RACE, thread3Err1ASSERT_VIOLATIONDATA_RACE, thread3Err2ASSERT_VIOLATIONDATA_RACE, thread3Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-10-31 13:29:07,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 13:29:07,203 INFO L85 PathProgramCache]: Analyzing trace with hash -241492674, now seen corresponding path program 1 times [2024-10-31 13:29:07,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 13:29:07,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189042897] [2024-10-31 13:29:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 13:29:07,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 13:29:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 13:29:07,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-31 13:29:07,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 13:29:07,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189042897] [2024-10-31 13:29:07,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189042897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 13:29:07,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 13:29:07,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 13:29:07,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5610061] [2024-10-31 13:29:07,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 13:29:07,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 13:29:07,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 13:29:07,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 13:29:07,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 13:29:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:07,554 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-31 13:29:07,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.2) internal successors, (186), 6 states have internal predecessors, (186), 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) [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-31 13:29:07,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15