./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-deagle/reorder_c11_bad-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9a849f68 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/pthread-deagle/reorder_c11_bad-30.i -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 8d7df89eaaa05ee1c4077455abbd501c07d86257ca2c037ce71ae27b3838effb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 04:42:59,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 04:42:59,320 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-10-26 04:42:59,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 04:42:59,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 04:42:59,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 04:42:59,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 04:42:59,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 04:42:59,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 04:42:59,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 04:42:59,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 04:42:59,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 04:42:59,348 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 04:42:59,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 04:42:59,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 04:42:59,349 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 04:42:59,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 04:42:59,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 04:42:59,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 04:42:59,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 04:42:59,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 04:42:59,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 04:42:59,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 04:42:59,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 04:42:59,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 04:42:59,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 04:42:59,356 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 04:42:59,357 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7df89eaaa05ee1c4077455abbd501c07d86257ca2c037ce71ae27b3838effb [2024-10-26 04:42:59,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 04:42:59,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 04:42:59,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 04:42:59,563 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 04:42:59,564 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 04:42:59,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread-deagle/reorder_c11_bad-30.i [2024-10-26 04:43:00,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 04:43:01,030 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 04:43:01,031 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-deagle/reorder_c11_bad-30.i [2024-10-26 04:43:01,049 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fb5153878/b77b3120f3de4a058973fef777d78374/FLAG56b1dd865 [2024-10-26 04:43:01,361 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fb5153878/b77b3120f3de4a058973fef777d78374 [2024-10-26 04:43:01,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 04:43:01,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 04:43:01,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 04:43:01,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 04:43:01,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 04:43:01,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77794d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01, skipping insertion in model container [2024-10-26 04:43:01,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,402 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 04:43:01,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 04:43:01,685 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 04:43:01,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 04:43:01,753 INFO L204 MainTranslator]: Completed translation [2024-10-26 04:43:01,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01 WrapperNode [2024-10-26 04:43:01,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 04:43:01,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-26 04:43:01,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-26 04:43:01,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-26 04:43:01,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,798 INFO L138 Inliner]: procedures = 163, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 173 [2024-10-26 04:43:01,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-26 04:43:01,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-26 04:43:01,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-26 04:43:01,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-26 04:43:01,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-26 04:43:01,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-26 04:43:01,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-26 04:43:01,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-26 04:43:01,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (1/1) ... [2024-10-26 04:43:01,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 04:43:01,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:01,864 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) [2024-10-26 04:43:01,866 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 [2024-10-26 04:43:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-26 04:43:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure setThread [2024-10-26 04:43:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setThread [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure checkThread [2024-10-26 04:43:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure checkThread [2024-10-26 04:43:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-26 04:43:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-26 04:43:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-26 04:43:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-26 04:43:01,968 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-26 04:43:02,086 INFO L238 CfgBuilder]: Building ICFG [2024-10-26 04:43:02,088 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-26 04:43:02,329 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-26 04:43:02,330 INFO L287 CfgBuilder]: Performing block encoding [2024-10-26 04:43:02,361 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-26 04:43:02,361 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-26 04:43:02,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:43:02 BoogieIcfgContainer [2024-10-26 04:43:02,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-26 04:43:02,363 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-26 04:43:02,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-26 04:43:02,369 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-26 04:43:02,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 04:43:01" (1/3) ... [2024-10-26 04:43:02,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a98ffde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:43:02, skipping insertion in model container [2024-10-26 04:43:02,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:43:01" (2/3) ... [2024-10-26 04:43:02,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a98ffde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:43:02, skipping insertion in model container [2024-10-26 04:43:02,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:43:02" (3/3) ... [2024-10-26 04:43:02,371 INFO L112 eAbstractionObserver]: Analyzing ICFG reorder_c11_bad-30.i [2024-10-26 04:43:02,383 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-26 04:43:02,384 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2024-10-26 04:43:02,384 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-26 04:43:02,436 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-26 04:43:02,473 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:02,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:43:02,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:02,475 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) [2024-10-26 04:43:02,476 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 [2024-10-26 04:43:02,506 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:43:02,518 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == checkThreadThread1of1ForFork0 ======== [2024-10-26 04:43:02,524 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:02,524 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-26 04:43:02,663 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:02,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:02,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1267669323, now seen corresponding path program 1 times [2024-10-26 04:43:02,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:02,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135497578] [2024-10-26 04:43:02,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:02,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:02,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:02,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135497578] [2024-10-26 04:43:02,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135497578] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:02,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:02,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:43:02,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066496462] [2024-10-26 04:43:02,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:02,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:43:02,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:02,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:43:02,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:43:02,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:02,874 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:02,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2024-10-26 04:43:02,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:02,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-26 04:43:02,889 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:02,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:02,890 INFO L85 PathProgramCache]: Analyzing trace with hash -845450588, now seen corresponding path program 1 times [2024-10-26 04:43:02,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:02,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229935188] [2024-10-26 04:43:02,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:02,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:03,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:03,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229935188] [2024-10-26 04:43:03,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229935188] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:03,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:03,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 04:43:03,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072648606] [2024-10-26 04:43:03,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:03,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:03,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:03,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:03,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:03,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,030 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:03,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-10-26 04:43:03,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-26 04:43:03,152 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:03,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:03,153 INFO L85 PathProgramCache]: Analyzing trace with hash 241210535, now seen corresponding path program 1 times [2024-10-26 04:43:03,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:03,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229019600] [2024-10-26 04:43:03,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:03,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:03,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229019600] [2024-10-26 04:43:03,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229019600] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:03,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654928156] [2024-10-26 04:43:03,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:03,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:03,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:03,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:03,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-26 04:43:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:03,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:03,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:03,444 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:03,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654928156] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:03,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:03,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:43:03,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443098793] [2024-10-26 04:43:03,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:03,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:03,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:03,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:03,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:03,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,449 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:03,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 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) [2024-10-26 04:43:03,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,529 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-26 04:43:03,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-10-26 04:43:03,721 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:03,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:03,721 INFO L85 PathProgramCache]: Analyzing trace with hash 237528523, now seen corresponding path program 1 times [2024-10-26 04:43:03,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:03,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072728533] [2024-10-26 04:43:03,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:03,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:03,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:03,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072728533] [2024-10-26 04:43:03,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072728533] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:03,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812590460] [2024-10-26 04:43:03,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:03,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:03,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:03,831 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:03,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-26 04:43:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:03,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:03,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:03,945 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:03,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812590460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:03,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:03,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:43:03,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451889470] [2024-10-26 04:43:03,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:03,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:03,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:03,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:03,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,949 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:03,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.5) internal successors, (73), 3 states have internal predecessors, (73), 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) [2024-10-26 04:43:03,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:03,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:03,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:04,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:04,322 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:04,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:04,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1054435027, now seen corresponding path program 1 times [2024-10-26 04:43:04,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:04,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134032882] [2024-10-26 04:43:04,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:04,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:04,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:04,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134032882] [2024-10-26 04:43:04,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134032882] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:04,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142432650] [2024-10-26 04:43:04,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:04,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:04,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:04,419 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:04,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-26 04:43:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:04,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:04,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:04,505 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:04,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142432650] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:04,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:04,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:04,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933405619] [2024-10-26 04:43:04,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:04,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:04,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:04,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:04,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:04,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,508 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:04,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2024-10-26 04:43:04,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:04,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:04,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-26 04:43:04,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:04,784 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:04,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:04,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1872118574, now seen corresponding path program 1 times [2024-10-26 04:43:04,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:04,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152979958] [2024-10-26 04:43:04,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:04,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:04,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:04,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152979958] [2024-10-26 04:43:04,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152979958] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:04,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898854527] [2024-10-26 04:43:04,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:04,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:04,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:04,907 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:04,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-26 04:43:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:04,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:04,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:05,009 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:05,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898854527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:05,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:05,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:05,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594862438] [2024-10-26 04:43:05,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:05,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:05,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:05,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:05,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:05,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,014 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:05,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-26 04:43:05,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-26 04:43:05,293 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:05,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:05,294 INFO L85 PathProgramCache]: Analyzing trace with hash 236233889, now seen corresponding path program 1 times [2024-10-26 04:43:05,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:05,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938775808] [2024-10-26 04:43:05,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:05,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:05,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:05,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938775808] [2024-10-26 04:43:05,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938775808] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:05,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1918263846] [2024-10-26 04:43:05,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:05,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:05,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:05,375 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:05,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-26 04:43:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:05,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:05,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:05,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-26 04:43:05,463 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:05,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1918263846] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:05,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:05,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:05,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758666008] [2024-10-26 04:43:05,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:05,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:05,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:05,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:05,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,465 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:05,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) 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) [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:05,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-26 04:43:05,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:05,766 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:05,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:05,766 INFO L85 PathProgramCache]: Analyzing trace with hash -319946741, now seen corresponding path program 1 times [2024-10-26 04:43:05,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:05,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129046981] [2024-10-26 04:43:05,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:05,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:05,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:05,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129046981] [2024-10-26 04:43:05,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129046981] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:05,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998582026] [2024-10-26 04:43:05,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:05,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:05,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:05,851 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:05,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-26 04:43:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:05,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:05,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:06,032 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:06,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998582026] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:06,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:06,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-26 04:43:06,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568465129] [2024-10-26 04:43:06,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:06,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 04:43:06,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:06,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 04:43:06,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-26 04:43:06,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,035 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:06,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 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) [2024-10-26 04:43:06,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:06,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-26 04:43:06,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-26 04:43:06,423 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:06,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:06,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1775760571, now seen corresponding path program 2 times [2024-10-26 04:43:06,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:06,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834284195] [2024-10-26 04:43:06,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:06,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:06,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834284195] [2024-10-26 04:43:06,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834284195] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:06,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147936519] [2024-10-26 04:43:06,486 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 04:43:06,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:06,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:06,488 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:06,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-26 04:43:06,555 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-26 04:43:06,555 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 04:43:06,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-26 04:43:06,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:06,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-26 04:43:06,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-10-26 04:43:06,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 04:43:06,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-10-26 04:43:06,787 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 04:43:06,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-10-26 04:43:06,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-26 04:43:06,809 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:06,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147936519] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:06,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:06,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-26 04:43:06,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8167103] [2024-10-26 04:43:06,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:06,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-26 04:43:06,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:06,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-26 04:43:06,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-10-26 04:43:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,815 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:06,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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) [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:06,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:06,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:06,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:07,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:07,118 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:07,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:07,118 INFO L85 PathProgramCache]: Analyzing trace with hash -32950236, now seen corresponding path program 1 times [2024-10-26 04:43:07,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:07,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091440108] [2024-10-26 04:43:07,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:07,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:07,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:07,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091440108] [2024-10-26 04:43:07,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091440108] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:07,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30601526] [2024-10-26 04:43:07,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:07,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:07,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:07,188 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:07,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-26 04:43:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:07,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 04:43:07,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:07,348 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:07,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30601526] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:07,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:07,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-10-26 04:43:07,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131249611] [2024-10-26 04:43:07,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:07,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-26 04:43:07,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:07,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-26 04:43:07,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-26 04:43:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:07,350 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:07,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 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) [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:07,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:07,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:07,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:07,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-26 04:43:07,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-26 04:43:07,936 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:07,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:07,936 INFO L85 PathProgramCache]: Analyzing trace with hash -656410690, now seen corresponding path program 1 times [2024-10-26 04:43:07,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:07,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121083701] [2024-10-26 04:43:07,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:07,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:08,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121083701] [2024-10-26 04:43:08,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121083701] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:08,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576224260] [2024-10-26 04:43:08,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:08,019 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:08,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-26 04:43:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 04:43:08,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:08,158 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 04:43:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:08,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576224260] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 04:43:08,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 04:43:08,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 04:43:08,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970139286] [2024-10-26 04:43:08,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 04:43:08,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 04:43:08,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:43:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,211 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 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) [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:08,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:08,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:43:08,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:08,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2024-10-26 04:43:08,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2024-10-26 04:43:08,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2024-10-26 04:43:08,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2024-10-26 04:43:08,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-26 04:43:08,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-26 04:43:08,510 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 04:43:08,511 INFO L312 ceAbstractionStarter]: Result for error location checkThreadThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (1/3) [2024-10-26 04:43:08,515 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:08,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:43:08,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:08,516 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:43:08,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2024-10-26 04:43:08,521 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:43:08,521 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-26 04:43:08,521 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:08,521 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-10-26 04:43:08,536 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1315286322, now seen corresponding path program 1 times [2024-10-26 04:43:08,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78057506] [2024-10-26 04:43:08,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:08,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78057506] [2024-10-26 04:43:08,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78057506] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:08,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:08,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:43:08,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419868191] [2024-10-26 04:43:08,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:08,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:08,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:08,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,551 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2024-10-26 04:43:08,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-26 04:43:08,562 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,562 INFO L85 PathProgramCache]: Analyzing trace with hash -707742264, now seen corresponding path program 1 times [2024-10-26 04:43:08,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632272866] [2024-10-26 04:43:08,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:08,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632272866] [2024-10-26 04:43:08,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632272866] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:08,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:08,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:43:08,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100952603] [2024-10-26 04:43:08,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:08,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:08,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:08,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,575 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,575 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) [2024-10-26 04:43:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-26 04:43:08,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1773346952, now seen corresponding path program 1 times [2024-10-26 04:43:08,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469568996] [2024-10-26 04:43:08,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:08,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469568996] [2024-10-26 04:43:08,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469568996] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:08,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:08,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 04:43:08,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789513742] [2024-10-26 04:43:08,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:08,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:08,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:08,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-10-26 04:43:08,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-26 04:43:08,622 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,622 INFO L85 PathProgramCache]: Analyzing trace with hash 258671552, now seen corresponding path program 1 times [2024-10-26 04:43:08,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674568973] [2024-10-26 04:43:08,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:08,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674568973] [2024-10-26 04:43:08,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674568973] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:08,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:08,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-26 04:43:08,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84446181] [2024-10-26 04:43:08,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 04:43:08,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 04:43:08,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:08,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,839 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 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) [2024-10-26 04:43:08,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:08,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-26 04:43:08,910 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1761069613, now seen corresponding path program 1 times [2024-10-26 04:43:08,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354502378] [2024-10-26 04:43:08,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:08,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:08,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354502378] [2024-10-26 04:43:08,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354502378] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:08,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:08,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:43:08,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392598845] [2024-10-26 04:43:08,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:08,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:08,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:08,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:08,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:08,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,931 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:08,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-10-26 04:43:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:08,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:08,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-26 04:43:08,959 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:08,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:08,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1996288427, now seen corresponding path program 1 times [2024-10-26 04:43:08,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:08,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682240035] [2024-10-26 04:43:08,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:08,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:09,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:09,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682240035] [2024-10-26 04:43:09,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682240035] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:09,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80429965] [2024-10-26 04:43:09,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:09,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:09,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:09,012 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:09,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-26 04:43:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:09,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:09,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:43:09,086 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:09,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80429965] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:09,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:09,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:43:09,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888609944] [2024-10-26 04:43:09,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:09,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:09,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:09,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:09,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:09,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:09,088 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:09,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-26 04:43:09,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-26 04:43:09,355 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:09,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:09,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1908471023, now seen corresponding path program 1 times [2024-10-26 04:43:09,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:09,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535515813] [2024-10-26 04:43:09,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:09,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:09,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:09,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:09,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535515813] [2024-10-26 04:43:09,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535515813] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:09,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284088552] [2024-10-26 04:43:09,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:09,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:09,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:09,402 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:09,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-26 04:43:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:09,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 04:43:09,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:09,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:09,516 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 04:43:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:09,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284088552] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 04:43:09,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 04:43:09,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 04:43:09,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363524713] [2024-10-26 04:43:09,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 04:43:09,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 04:43:09,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:09,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 04:43:09,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:43:09,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:09,560 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:09,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 10 states have internal predecessors, (123), 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) [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:09,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:43:09,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-10-26 04:43:09,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-26 04:43:09,830 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:43:09,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:09,831 INFO L85 PathProgramCache]: Analyzing trace with hash 95516775, now seen corresponding path program 1 times [2024-10-26 04:43:09,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:09,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872211874] [2024-10-26 04:43:09,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:09,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 04:43:09,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-26 04:43:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 04:43:09,874 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-26 04:43:09,874 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2024-10-26 04:43:09,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2024-10-26 04:43:09,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2024-10-26 04:43:09,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 26 remaining) [2024-10-26 04:43:09,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-26 04:43:09,881 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 04:43:09,882 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/3) [2024-10-26 04:43:09,884 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-26 04:43:09,884 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-26 04:43:09,899 INFO L143 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-10-26 04:43:09,903 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:09,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:43:09,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:09,905 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:43:09,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2024-10-26 04:43:09,908 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:43:09,908 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == checkThreadThread2of2ForFork0 ======== [2024-10-26 04:43:09,908 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:09,908 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-26 04:43:09,993 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:09,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:09,994 INFO L85 PathProgramCache]: Analyzing trace with hash 502088096, now seen corresponding path program 1 times [2024-10-26 04:43:09,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:09,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422992333] [2024-10-26 04:43:09,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:09,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:43:10,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:10,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422992333] [2024-10-26 04:43:10,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422992333] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:10,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:10,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:43:10,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918194235] [2024-10-26 04:43:10,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:10,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:43:10,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:10,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:43:10,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:43:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,009 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:10,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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) [2024-10-26 04:43:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-26 04:43:10,019 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:10,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:10,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1127925063, now seen corresponding path program 1 times [2024-10-26 04:43:10,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:10,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455872619] [2024-10-26 04:43:10,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:10,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,044 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:43:10,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:10,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455872619] [2024-10-26 04:43:10,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455872619] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:10,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:10,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 04:43:10,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813918609] [2024-10-26 04:43:10,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:10,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:10,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:10,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:10,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:43:10,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,045 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:10,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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) [2024-10-26 04:43:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-26 04:43:10,101 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:10,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:10,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1368010261, now seen corresponding path program 1 times [2024-10-26 04:43:10,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:10,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917470579] [2024-10-26 04:43:10,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:10,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,157 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:43:10,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:10,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917470579] [2024-10-26 04:43:10,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917470579] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:10,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835046793] [2024-10-26 04:43:10,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:10,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:10,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:10,159 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:10,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-26 04:43:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:10,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-26 04:43:10,268 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:10,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835046793] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:10,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:10,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:43:10,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755117582] [2024-10-26 04:43:10,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:10,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:10,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:10,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:10,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:10,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,270 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:10,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.5) internal successors, (79), 3 states have internal predecessors, (79), 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) [2024-10-26 04:43:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-10-26 04:43:10,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:10,538 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:10,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:10,539 INFO L85 PathProgramCache]: Analyzing trace with hash -55364273, now seen corresponding path program 1 times [2024-10-26 04:43:10,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:10,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879260285] [2024-10-26 04:43:10,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:10,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:43:10,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:10,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879260285] [2024-10-26 04:43:10,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879260285] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:10,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471640734] [2024-10-26 04:43:10,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:10,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:10,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:10,601 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:10,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-26 04:43:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:10,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:10,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-26 04:43:10,720 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:10,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471640734] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:10,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:10,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:43:10,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924078390] [2024-10-26 04:43:10,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:10,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:10,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:10,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:10,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:10,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,722 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:10,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.5) internal successors, (83), 3 states have internal predecessors, (83), 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) [2024-10-26 04:43:10,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:10,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:10,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-26 04:43:11,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-10-26 04:43:11,237 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:11,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:11,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1690430574, now seen corresponding path program 1 times [2024-10-26 04:43:11,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:11,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816467293] [2024-10-26 04:43:11,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:11,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-26 04:43:11,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:11,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816467293] [2024-10-26 04:43:11,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816467293] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:11,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018850886] [2024-10-26 04:43:11,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:11,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:11,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:11,309 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:11,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-26 04:43:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:11,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-26 04:43:11,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:11,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-26 04:43:11,481 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:11,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018850886] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:11,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:11,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-26 04:43:11,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833787068] [2024-10-26 04:43:11,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:11,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 04:43:11,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:11,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 04:43:11,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:43:11,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:11,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:11,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 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) [2024-10-26 04:43:11,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:11,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:11,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:12,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:12,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-10-26 04:43:12,487 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:12,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:12,487 INFO L85 PathProgramCache]: Analyzing trace with hash 655650456, now seen corresponding path program 1 times [2024-10-26 04:43:12,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:12,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850887731] [2024-10-26 04:43:12,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:12,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-26 04:43:12,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:12,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850887731] [2024-10-26 04:43:12,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850887731] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:12,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093249039] [2024-10-26 04:43:12,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:12,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:12,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:12,553 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:12,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-26 04:43:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:12,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:12,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-10-26 04:43:12,701 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:12,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093249039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:12,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:12,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:12,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604956610] [2024-10-26 04:43:12,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:12,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:12,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:12,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:12,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:12,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,703 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:12,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 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) [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:12,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:12,836 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-10-26 04:43:13,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-10-26 04:43:13,024 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:13,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:13,024 INFO L85 PathProgramCache]: Analyzing trace with hash -740990087, now seen corresponding path program 1 times [2024-10-26 04:43:13,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:13,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888520134] [2024-10-26 04:43:13,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:13,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:13,083 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-10-26 04:43:13,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:13,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888520134] [2024-10-26 04:43:13,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888520134] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:13,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985282937] [2024-10-26 04:43:13,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:13,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:13,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:13,085 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:13,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-26 04:43:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:13,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:13,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-26 04:43:13,205 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:13,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985282937] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:13,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:13,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:13,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292369799] [2024-10-26 04:43:13,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:13,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:13,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:13,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:13,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:13,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,207 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:13,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 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) [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:13,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:13,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:13,521 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:13,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:13,522 INFO L85 PathProgramCache]: Analyzing trace with hash -859887578, now seen corresponding path program 1 times [2024-10-26 04:43:13,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:13,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653562913] [2024-10-26 04:43:13,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:13,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:13,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:13,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653562913] [2024-10-26 04:43:13,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653562913] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:13,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155385889] [2024-10-26 04:43:13,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:13,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:13,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:13,598 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:13,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-26 04:43:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:13,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:13,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-26 04:43:13,732 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:13,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155385889] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:13,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:13,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:43:13,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203453944] [2024-10-26 04:43:13,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:13,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:43:13,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:13,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:43:13,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:43:13,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,734 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:13,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:13,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:14,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-26 04:43:14,082 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:14,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:14,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1284956400, now seen corresponding path program 1 times [2024-10-26 04:43:14,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:14,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842829084] [2024-10-26 04:43:14,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:14,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:14,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:14,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842829084] [2024-10-26 04:43:14,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842829084] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:14,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001963444] [2024-10-26 04:43:14,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:14,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:14,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:14,155 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:14,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-26 04:43:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:14,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:14,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-26 04:43:14,356 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:14,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001963444] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:14,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:14,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-26 04:43:14,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4290394] [2024-10-26 04:43:14,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:14,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 04:43:14,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:14,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 04:43:14,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-26 04:43:14,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:14,358 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:14,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 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) [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:14,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:14,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:14,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:14,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-26 04:43:14,996 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:14,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:14,996 INFO L85 PathProgramCache]: Analyzing trace with hash -563613610, now seen corresponding path program 2 times [2024-10-26 04:43:14,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:14,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493920057] [2024-10-26 04:43:14,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:14,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:15,065 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:15,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:15,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493920057] [2024-10-26 04:43:15,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493920057] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:15,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028839635] [2024-10-26 04:43:15,066 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 04:43:15,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:15,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:15,067 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:15,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-26 04:43:15,172 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-26 04:43:15,172 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 04:43:15,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:15,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-26 04:43:15,303 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:15,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028839635] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:15,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:15,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-26 04:43:15,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123512515] [2024-10-26 04:43:15,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:15,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 04:43:15,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:15,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 04:43:15,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-26 04:43:15,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:15,304 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:15,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 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) [2024-10-26 04:43:15,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:15,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:15,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:15,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:15,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:15,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-10-26 04:43:15,832 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:15,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:15,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1437660242, now seen corresponding path program 1 times [2024-10-26 04:43:15,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:15,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023853058] [2024-10-26 04:43:15,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:15,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:15,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023853058] [2024-10-26 04:43:15,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023853058] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:15,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75989910] [2024-10-26 04:43:15,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:15,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:15,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:15,894 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:15,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-26 04:43:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:16,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:43:16,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-26 04:43:16,028 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:16,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75989910] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:16,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:16,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-26 04:43:16,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203106502] [2024-10-26 04:43:16,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:16,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 04:43:16,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:16,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 04:43:16,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-26 04:43:16,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,029 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:16,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 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) [2024-10-26 04:43:16,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:16,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:16,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:16,344 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:16,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:16,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1917279187, now seen corresponding path program 1 times [2024-10-26 04:43:16,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:16,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756568484] [2024-10-26 04:43:16,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:16,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:16,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:16,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756568484] [2024-10-26 04:43:16,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756568484] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:16,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527576239] [2024-10-26 04:43:16,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:16,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:16,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:16,421 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:16,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-26 04:43:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:16,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 04:43:16,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:16,635 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-26 04:43:16,635 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:43:16,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527576239] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:16,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:43:16,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-10-26 04:43:16,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498233490] [2024-10-26 04:43:16,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:16,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-26 04:43:16,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:16,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-26 04:43:16,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-26 04:43:16,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,638 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:16,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 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) [2024-10-26 04:43:16,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:16,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:16,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 04:43:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:43:23,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:23,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:23,450 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:43:23,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:23,451 INFO L85 PathProgramCache]: Analyzing trace with hash -335855675, now seen corresponding path program 1 times [2024-10-26 04:43:23,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:23,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066230885] [2024-10-26 04:43:23,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:23,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:23,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:23,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066230885] [2024-10-26 04:43:23,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066230885] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:43:23,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402849315] [2024-10-26 04:43:23,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:23,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:43:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:23,513 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:43:23,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-26 04:43:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:23,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 04:43:23,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:43:23,679 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:23,679 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 04:43:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-26 04:43:23,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402849315] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 04:43:23,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 04:43:23,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 04:43:23,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375749590] [2024-10-26 04:43:23,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 04:43:23,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 04:43:23,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:23,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 04:43:23,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:43:23,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,714 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:23,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.7) internal successors, (177), 10 states have internal predecessors, (177), 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) [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:43:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:43:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:43:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 04:43:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:43:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:43:23,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2024-10-26 04:43:23,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2024-10-26 04:43:23,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2024-10-26 04:43:23,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2024-10-26 04:43:23,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-10-26 04:43:24,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-10-26 04:43:24,115 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 04:43:24,115 INFO L312 ceAbstractionStarter]: Result for error location checkThreadThread2of2ForFork0 was SAFE,SAFE,SAFE,SAFE (1/5) [2024-10-26 04:43:24,117 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:24,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:43:24,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:43:24,119 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:43:24,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (27)] Waiting until timeout for monitored process [2024-10-26 04:43:24,121 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:43:24,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == setThreadThread1of2ForFork1 ======== [2024-10-26 04:43:24,122 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:43:24,122 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-26 04:43:24,178 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting setThreadErr0ASSERT_VIOLATIONDATA_RACE === [setThreadErr0ASSERT_VIOLATIONDATA_RACE, setThreadErr1ASSERT_VIOLATIONDATA_RACE] === [2024-10-26 04:43:24,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:43:24,178 INFO L85 PathProgramCache]: Analyzing trace with hash -770202979, now seen corresponding path program 1 times [2024-10-26 04:43:24,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:43:24,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713960531] [2024-10-26 04:43:24,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:43:24,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:43:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:43:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:43:24,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:43:24,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713960531] [2024-10-26 04:43:24,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713960531] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:43:24,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:43:24,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-26 04:43:24,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180805672] [2024-10-26 04:43:24,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:43:24,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:43:24,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:43:24,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:43:24,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:43:24,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:43:24,191 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:43:24,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 38.0) internal successors, (38), 2 states have internal predecessors, (38), 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) [2024-10-26 04:43:24,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location setThreadErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2024-10-26 04:44:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location setThreadErr1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2024-10-26 04:44:57,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-10-26 04:44:57,852 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-26 04:44:57,853 INFO L312 ceAbstractionStarter]: Result for error location setThreadThread1of2ForFork1 was SAFE,SAFE (2/5) [2024-10-26 04:44:57,855 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:44:57,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:44:57,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:44:57,857 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:44:57,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (28)] Waiting until timeout for monitored process [2024-10-26 04:44:57,861 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:44:57,861 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == checkThreadThread1of2ForFork0 ======== [2024-10-26 04:44:57,862 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:44:57,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-26 04:44:57,911 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:57,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:57,912 INFO L85 PathProgramCache]: Analyzing trace with hash 8709429, now seen corresponding path program 1 times [2024-10-26 04:44:57,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:57,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895909453] [2024-10-26 04:44:57,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:57,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:57,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:57,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895909453] [2024-10-26 04:44:57,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895909453] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:57,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:44:57,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:44:57,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664187659] [2024-10-26 04:44:57,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:57,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:44:57,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:57,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:44:57,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:44:57,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,924 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:57,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2024-10-26 04:44:57,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-26 04:44:57,929 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:57,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:57,930 INFO L85 PathProgramCache]: Analyzing trace with hash -943630002, now seen corresponding path program 1 times [2024-10-26 04:44:57,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:57,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025910661] [2024-10-26 04:44:57,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:57,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:57,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:57,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025910661] [2024-10-26 04:44:57,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025910661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:57,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:44:57,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 04:44:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387833686] [2024-10-26 04:44:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:57,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:44:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:57,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:44:57,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:44:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,951 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:57,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-10-26 04:44:57,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:57,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:57,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-10-26 04:44:57,995 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting checkThreadErr0ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:57,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:57,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1436149376, now seen corresponding path program 1 times [2024-10-26 04:44:57,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:57,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302681245] [2024-10-26 04:44:57,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:57,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:58,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:58,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302681245] [2024-10-26 04:44:58,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302681245] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:44:58,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169442439] [2024-10-26 04:44:58,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:58,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:58,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:44:58,067 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:44:58,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-10-26 04:44:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:58,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:44:58,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:44:58,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:44:58,184 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:44:58,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169442439] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:58,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:44:58,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:44:58,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775065507] [2024-10-26 04:44:58,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:58,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:44:58,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:58,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:44:58,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:44:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:58,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 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) [2024-10-26 04:44:58,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2024-10-26 04:44:58,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:58,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:58,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:58,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1812711004, now seen corresponding path program 1 times [2024-10-26 04:44:58,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:58,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654967132] [2024-10-26 04:44:58,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:58,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:58,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:58,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654967132] [2024-10-26 04:44:58,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654967132] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:44:58,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799673924] [2024-10-26 04:44:58,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:58,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:58,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:44:58,516 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:44:58,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-10-26 04:44:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:58,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:44:58,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:44:58,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:44:58,634 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:44:58,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799673924] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:58,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:44:58,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:44:58,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844235124] [2024-10-26 04:44:58,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:58,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:44:58,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:58,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:44:58,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:44:58,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,638 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:58,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.5) internal successors, (73), 3 states have internal predecessors, (73), 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) [2024-10-26 04:44:58,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:58,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:58,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-10-26 04:44:59,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:59,087 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:59,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:59,087 INFO L85 PathProgramCache]: Analyzing trace with hash 895782876, now seen corresponding path program 1 times [2024-10-26 04:44:59,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:59,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519025486] [2024-10-26 04:44:59,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:59,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:59,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:59,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519025486] [2024-10-26 04:44:59,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519025486] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:44:59,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864986389] [2024-10-26 04:44:59,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:59,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:59,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:44:59,132 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:44:59,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-10-26 04:44:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:59,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:44:59,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:44:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:44:59,262 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:44:59,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864986389] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:59,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:44:59,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:44:59,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882257559] [2024-10-26 04:44:59,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:59,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:44:59,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:59,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:44:59,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:44:59,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,264 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:59,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2024-10-26 04:44:59,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-10-26 04:44:59,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-10-26 04:44:59,535 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:59,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:59,535 INFO L85 PathProgramCache]: Analyzing trace with hash -560333645, now seen corresponding path program 1 times [2024-10-26 04:44:59,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:59,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067103790] [2024-10-26 04:44:59,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:59,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:59,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:44:59,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:44:59,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067103790] [2024-10-26 04:44:59,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067103790] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:44:59,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641217513] [2024-10-26 04:44:59,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:59,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:44:59,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:44:59,584 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:44:59,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-10-26 04:44:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:44:59,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:44:59,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:44:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:44:59,715 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:44:59,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641217513] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:44:59,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:44:59,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:44:59,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372756235] [2024-10-26 04:44:59,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:44:59,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:44:59,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:44:59,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:44:59,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:44:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,717 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:44:59,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:44:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:44:59,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2024-10-26 04:44:59,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-10-26 04:44:59,985 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:44:59,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:44:59,985 INFO L85 PathProgramCache]: Analyzing trace with hash 655444650, now seen corresponding path program 1 times [2024-10-26 04:44:59,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:44:59,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287722748] [2024-10-26 04:44:59,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:44:59,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:44:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:00,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:00,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287722748] [2024-10-26 04:45:00,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287722748] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:45:00,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246253821] [2024-10-26 04:45:00,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:00,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:00,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:00,029 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:45:00,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-10-26 04:45:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:00,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:45:00,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:45:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-26 04:45:00,160 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:45:00,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246253821] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:45:00,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:45:00,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-26 04:45:00,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629971839] [2024-10-26 04:45:00,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:45:00,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:45:00,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:00,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:45:00,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:45:00,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,161 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:00,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) 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) [2024-10-26 04:45:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-10-26 04:45:00,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-10-26 04:45:00,457 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:45:00,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:45:00,457 INFO L85 PathProgramCache]: Analyzing trace with hash 532645908, now seen corresponding path program 1 times [2024-10-26 04:45:00,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:45:00,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507114573] [2024-10-26 04:45:00,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:00,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:45:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:00,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:00,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507114573] [2024-10-26 04:45:00,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507114573] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:45:00,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291150042] [2024-10-26 04:45:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:00,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:00,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:00,741 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:45:00,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-10-26 04:45:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:00,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:45:00,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:45:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:00,962 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:45:00,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291150042] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:45:00,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:45:00,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-26 04:45:00,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597136469] [2024-10-26 04:45:00,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:45:00,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 04:45:00,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:00,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 04:45:00,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-26 04:45:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:00,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 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) [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:00,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:01,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2024-10-26 04:45:01,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:01,414 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:45:01,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:45:01,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1957201742, now seen corresponding path program 2 times [2024-10-26 04:45:01,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:45:01,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4275482] [2024-10-26 04:45:01,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:01,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:45:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:01,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:01,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4275482] [2024-10-26 04:45:01,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4275482] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:45:01,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062698978] [2024-10-26 04:45:01,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 04:45:01,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:01,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:01,467 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:45:01,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-10-26 04:45:01,594 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-26 04:45:01,594 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 04:45:01,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-26 04:45:01,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:45:01,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-26 04:45:01,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-10-26 04:45:01,708 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 04:45:01,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-10-26 04:45:01,732 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 04:45:01,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-10-26 04:45:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-26 04:45:01,753 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:45:01,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062698978] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:45:01,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:45:01,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-26 04:45:01,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275210] [2024-10-26 04:45:01,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:45:01,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-26 04:45:01,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:01,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-26 04:45:01,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-10-26 04:45:01,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,754 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:01,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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) [2024-10-26 04:45:01,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:01,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:01,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:01,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:45:01,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-10-26 04:45:02,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:02,127 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting checkThreadErr3ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:45:02,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:45:02,127 INFO L85 PathProgramCache]: Analyzing trace with hash -594955219, now seen corresponding path program 1 times [2024-10-26 04:45:02,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:45:02,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803661193] [2024-10-26 04:45:02,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:02,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:45:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:02,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:02,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:02,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803661193] [2024-10-26 04:45:02,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803661193] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:45:02,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402599455] [2024-10-26 04:45:02,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:02,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:02,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:02,182 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:45:02,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-10-26 04:45:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:02,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 04:45:02,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:45:02,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:02,382 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:45:02,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402599455] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:45:02,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:45:02,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-10-26 04:45:02,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728249304] [2024-10-26 04:45:02,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:45:02,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-26 04:45:02,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:02,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-26 04:45:02,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-26 04:45:02,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:02,383 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:02,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 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) [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:02,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:02,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:45:02,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:45:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:45:07,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2024-10-26 04:45:07,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-10-26 04:45:07,514 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting checkThreadErr1ASSERT_VIOLATIONDATA_RACE === [checkThreadErr0ASSERT_VIOLATIONDATA_RACE, checkThreadErr1ASSERT_VIOLATIONDATA_RACE, checkThreadErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2024-10-26 04:45:07,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:45:07,515 INFO L85 PathProgramCache]: Analyzing trace with hash -45403185, now seen corresponding path program 1 times [2024-10-26 04:45:07,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:45:07,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969428746] [2024-10-26 04:45:07,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:07,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:45:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:07,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:07,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969428746] [2024-10-26 04:45:07,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969428746] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:45:07,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362874439] [2024-10-26 04:45:07,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:07,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:45:07,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:07,559 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:45:07,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-10-26 04:45:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:07,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 04:45:07,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:45:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:07,714 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 04:45:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:45:07,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362874439] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 04:45:07,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 04:45:07,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 04:45:07,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722205723] [2024-10-26 04:45:07,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 04:45:07,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 04:45:07,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:07,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 04:45:07,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:45:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,759 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:07,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 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) [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:45:07,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:07,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:45:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:45:07,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2024-10-26 04:45:07,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2024-10-26 04:45:07,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2024-10-26 04:45:07,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location checkThreadErr3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2024-10-26 04:45:07,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-10-26 04:45:08,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2024-10-26 04:45:08,106 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 04:45:08,107 INFO L312 ceAbstractionStarter]: Result for error location checkThreadThread1of2ForFork0 was SAFE,SAFE,SAFE,SAFE (3/5) [2024-10-26 04:45:08,110 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:45:08,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:45:08,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:45:08,112 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:45:08,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (38)] Waiting until timeout for monitored process [2024-10-26 04:45:08,114 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:45:08,114 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == setThreadThread2of2ForFork1 ======== [2024-10-26 04:45:08,114 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:45:08,114 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-26 04:45:08,176 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting setThreadErr0ASSERT_VIOLATIONDATA_RACE === [setThreadErr0ASSERT_VIOLATIONDATA_RACE, setThreadErr1ASSERT_VIOLATIONDATA_RACE] === [2024-10-26 04:45:08,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:45:08,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1977358796, now seen corresponding path program 1 times [2024-10-26 04:45:08,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:45:08,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285578451] [2024-10-26 04:45:08,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:45:08,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:45:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:45:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:45:08,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:45:08,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285578451] [2024-10-26 04:45:08,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285578451] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:45:08,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:45:08,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-26 04:45:08,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671614466] [2024-10-26 04:45:08,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:45:08,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:45:08,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:45:08,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:45:08,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:45:08,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:45:08,190 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:45:08,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 48.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-10-26 04:45:08,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location setThreadErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2024-10-26 04:46:21,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location setThreadErr1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2024-10-26 04:46:21,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-10-26 04:46:21,781 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-26 04:46:21,781 INFO L312 ceAbstractionStarter]: Result for error location setThreadThread2of2ForFork1 was SAFE,SAFE (4/5) [2024-10-26 04:46:21,783 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:46:21,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:46:21,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:46:21,785 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:46:21,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (39)] Waiting until timeout for monitored process [2024-10-26 04:46:21,789 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:46:21,790 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-26 04:46:21,790 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:46:21,791 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-10-26 04:46:21,805 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:21,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:21,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2029877426, now seen corresponding path program 1 times [2024-10-26 04:46:21,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:21,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850466176] [2024-10-26 04:46:21,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:21,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:21,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:21,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:21,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850466176] [2024-10-26 04:46:21,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850466176] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:21,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:21,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:46:21,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013464901] [2024-10-26 04:46:21,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:21,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:46:21,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:21,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:46:21,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:46:21,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,826 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:21,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2024-10-26 04:46:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-10-26 04:46:21,832 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:21,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:21,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1062432626, now seen corresponding path program 1 times [2024-10-26 04:46:21,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:21,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261964739] [2024-10-26 04:46:21,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:21,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:21,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:21,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261964739] [2024-10-26 04:46:21,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261964739] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:21,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:21,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:46:21,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963776396] [2024-10-26 04:46:21,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:21,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:46:21,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:21,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:46:21,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:46:21,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,852 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:21,852 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) [2024-10-26 04:46:21,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-10-26 04:46:21,862 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:21,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:21,862 INFO L85 PathProgramCache]: Analyzing trace with hash -765171464, now seen corresponding path program 1 times [2024-10-26 04:46:21,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:21,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144945816] [2024-10-26 04:46:21,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:21,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:21,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:21,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144945816] [2024-10-26 04:46:21,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144945816] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:21,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:21,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 04:46:21,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081188528] [2024-10-26 04:46:21,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:21,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:46:21,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:21,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:46:21,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:46:21,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,878 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:21,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-10-26 04:46:21,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:21,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-10-26 04:46:21,892 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:21,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:21,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1815506410, now seen corresponding path program 1 times [2024-10-26 04:46:21,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:21,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674762138] [2024-10-26 04:46:21,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:21,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:22,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:22,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674762138] [2024-10-26 04:46:22,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674762138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:22,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:22,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-26 04:46:22,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385945663] [2024-10-26 04:46:22,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:22,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 04:46:22,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:22,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 04:46:22,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:46:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,294 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:22,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 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) [2024-10-26 04:46:22,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:22,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-10-26 04:46:22,400 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:22,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:22,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1678191098, now seen corresponding path program 1 times [2024-10-26 04:46:22,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:22,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264147306] [2024-10-26 04:46:22,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:22,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:22,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264147306] [2024-10-26 04:46:22,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264147306] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:22,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:22,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 04:46:22,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101781112] [2024-10-26 04:46:22,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:22,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:46:22,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:22,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:46:22,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 04:46:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,432 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:22,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-10-26 04:46:22,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:22,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-10-26 04:46:22,465 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:22,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:22,466 INFO L85 PathProgramCache]: Analyzing trace with hash -657582842, now seen corresponding path program 1 times [2024-10-26 04:46:22,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:22,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739578947] [2024-10-26 04:46:22,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:22,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:22,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:22,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:22,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739578947] [2024-10-26 04:46:22,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739578947] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:46:22,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111689750] [2024-10-26 04:46:22,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:22,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:46:22,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:46:22,499 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:46:22,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-10-26 04:46:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:22,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 04:46:22,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:46:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 04:46:22,627 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 04:46:22,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111689750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:22,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 04:46:22,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-26 04:46:22,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774818954] [2024-10-26 04:46:22,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:22,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 04:46:22,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:22,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 04:46:22,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-26 04:46:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,629 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:22,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-10-26 04:46:22,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:22,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:22,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-10-26 04:46:22,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:46:22,877 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:22,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:22,877 INFO L85 PathProgramCache]: Analyzing trace with hash -657013560, now seen corresponding path program 1 times [2024-10-26 04:46:22,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:22,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638088561] [2024-10-26 04:46:22,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:22,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:22,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:22,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638088561] [2024-10-26 04:46:22,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638088561] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 04:46:22,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382737829] [2024-10-26 04:46:22,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:22,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:46:22,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:46:22,917 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 04:46:22,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-10-26 04:46:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:23,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 04:46:23,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 04:46:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:23,069 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 04:46:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 04:46:23,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382737829] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 04:46:23,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 04:46:23,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 04:46:23,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75819943] [2024-10-26 04:46:23,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 04:46:23,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 04:46:23,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:23,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 04:46:23,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 04:46:23,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:23,109 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:23,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 10 states have internal predecessors, (123), 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) [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 04:46:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 04:46:23,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2024-10-26 04:46:23,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 04:46:23,378 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2024-10-26 04:46:23,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:23,378 INFO L85 PathProgramCache]: Analyzing trace with hash 956912728, now seen corresponding path program 1 times [2024-10-26 04:46:23,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:23,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024199739] [2024-10-26 04:46:23,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:23,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 04:46:23,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-26 04:46:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 04:46:23,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-26 04:46:23,406 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-26 04:46:23,406 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 26 remaining) [2024-10-26 04:46:23,406 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2024-10-26 04:46:23,406 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2024-10-26 04:46:23,406 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2024-10-26 04:46:23,407 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2024-10-26 04:46:23,408 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 26 remaining) [2024-10-26 04:46:23,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-10-26 04:46:23,410 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 04:46:23,410 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (5/5) [2024-10-26 04:46:23,411 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-26 04:46:23,411 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-10-26 04:46:23,432 INFO L143 ThreadInstanceAdder]: Constructed 12 joinOtherThreadTransitions. [2024-10-26 04:46:23,435 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:46:23,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 04:46:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 04:46:23,438 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 04:46:23,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (42)] Waiting until timeout for monitored process [2024-10-26 04:46:23,441 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 04:46:23,441 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == setThreadThread2of3ForFork1 ======== [2024-10-26 04:46:23,441 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;@47ea16eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 04:46:23,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-26 04:46:23,521 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting setThreadErr0ASSERT_VIOLATIONDATA_RACE === [setThreadErr0ASSERT_VIOLATIONDATA_RACE, setThreadErr1ASSERT_VIOLATIONDATA_RACE] === [2024-10-26 04:46:23,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 04:46:23,522 INFO L85 PathProgramCache]: Analyzing trace with hash -827810194, now seen corresponding path program 1 times [2024-10-26 04:46:23,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 04:46:23,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132387875] [2024-10-26 04:46:23,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 04:46:23,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 04:46:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 04:46:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-26 04:46:23,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 04:46:23,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132387875] [2024-10-26 04:46:23,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132387875] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 04:46:23,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 04:46:23,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-26 04:46:23,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98701121] [2024-10-26 04:46:23,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 04:46:23,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-26 04:46:23,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 04:46:23,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-26 04:46:23,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-26 04:46:23,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 04:46:23,540 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 04:46:23,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 48.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-10-26 04:46:23,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.