/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 23:44:55,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 23:44:56,035 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 23:44:56,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 23:44:56,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 23:44:56,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 23:44:56,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 23:44:56,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 23:44:56,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 23:44:56,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 23:44:56,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 23:44:56,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 23:44:56,069 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 23:44:56,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 23:44:56,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 23:44:56,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:44:56,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 23:44:56,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 23:44:56,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 23:44:56,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 23:44:56,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 23:44:56,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 23:44:56,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 23:44:56,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 23:44:56,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-11-15 23:44:57,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 23:44:57,870 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 23:44:57,871 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-11-15 23:44:57,881 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f3d398f7e/f2bc45645d6b47a8ae2889cafdcdd0c2/FLAGeffa9b220 [2024-11-15 23:44:58,200 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f3d398f7e/f2bc45645d6b47a8ae2889cafdcdd0c2 [2024-11-15 23:44:58,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 23:44:58,203 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 23:44:58,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 23:44:58,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 23:44:58,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 23:44:58,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7636d866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58, skipping insertion in model container [2024-11-15 23:44:58,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 23:44:58,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[2888,2901] [2024-11-15 23:44:58,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:44:58,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 23:44:58,453 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[2888,2901] [2024-11-15 23:44:58,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:44:58,474 INFO L204 MainTranslator]: Completed translation [2024-11-15 23:44:58,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58 WrapperNode [2024-11-15 23:44:58,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 23:44:58,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 23:44:58,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 23:44:58,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 23:44:58,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,516 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 148 [2024-11-15 23:44:58,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 23:44:58,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 23:44:58,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 23:44:58,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 23:44:58,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 23:44:58,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 23:44:58,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 23:44:58,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 23:44:58,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (1/1) ... [2024-11-15 23:44:58,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:44:58,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:44:58,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 23:44:58,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 23:44:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 23:44:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 23:44:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 23:44:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 23:44:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 23:44:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-15 23:44:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-15 23:44:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-15 23:44:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-15 23:44:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 23:44:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-15 23:44:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-15 23:44:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 23:44:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 23:44:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 23:44:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 23:44:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 23:44:58,601 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 23:44:58,694 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 23:44:58,695 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 23:44:58,987 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 23:44:58,987 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 23:44:59,027 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 23:44:59,028 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-15 23:44:59,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:44:59 BoogieIcfgContainer [2024-11-15 23:44:59,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 23:44:59,032 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 23:44:59,032 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 23:44:59,036 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 23:44:59,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:44:58" (1/3) ... [2024-11-15 23:44:59,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dd3a8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:44:59, skipping insertion in model container [2024-11-15 23:44:59,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:44:58" (2/3) ... [2024-11-15 23:44:59,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dd3a8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:44:59, skipping insertion in model container [2024-11-15 23:44:59,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:44:59" (3/3) ... [2024-11-15 23:44:59,039 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc-dec.wvr.c [2024-11-15 23:44:59,049 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 23:44:59,051 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-min-max-inc-dec.wvr.c that has 6 procedures, 209 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-11-15 23:44:59,051 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 23:44:59,135 INFO L143 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-11-15 23:44:59,191 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:44:59,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 23:44:59,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:44:59,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 23:44:59,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 23:44:59,287 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 23:44:59,299 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 23:44:59,306 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;@6a0feb34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:44:59,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-15 23:45:01,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:45:01,650 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:01,651 INFO L132 ounterexampleChecker]: Examining path program with hash -1845582785, occurence #1 [2024-11-15 23:45:01,651 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:45:01,651 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:01,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:01,658 INFO L85 PathProgramCache]: Analyzing trace with hash -946955521, now seen corresponding path program 1 times [2024-11-15 23:45:01,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:01,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382199523] [2024-11-15 23:45:01,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:01,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:02,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:02,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:02,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382199523] [2024-11-15 23:45:02,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382199523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:45:02,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:45:02,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 23:45:02,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104752734] [2024-11-15 23:45:02,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:45:02,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 23:45:02,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:02,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 23:45:02,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 23:45:02,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:02,209 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:02,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 97.5) internal successors, (195), 2 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:02,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:02,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:02,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 23:45:02,663 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:45:02,663 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:02,663 INFO L132 ounterexampleChecker]: Examining path program with hash 1610392526, occurence #1 [2024-11-15 23:45:02,663 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:45:02,663 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:02,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:02,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1057179655, now seen corresponding path program 1 times [2024-11-15 23:45:02,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:02,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730734735] [2024-11-15 23:45:02,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:02,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:03,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:03,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730734735] [2024-11-15 23:45:03,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730734735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:45:03,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:45:03,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 23:45:03,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485462844] [2024-11-15 23:45:03,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:45:03,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 23:45:03,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:03,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 23:45:03,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-15 23:45:03,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:03,659 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:03,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 7 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:03,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:03,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:04,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:04,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:04,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 23:45:04,251 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:45:04,251 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:04,252 INFO L132 ounterexampleChecker]: Examining path program with hash 488186200, occurence #1 [2024-11-15 23:45:04,252 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:45:04,252 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:04,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:04,253 INFO L85 PathProgramCache]: Analyzing trace with hash 844529195, now seen corresponding path program 1 times [2024-11-15 23:45:04,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:04,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061083530] [2024-11-15 23:45:04,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:05,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:05,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061083530] [2024-11-15 23:45:05,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061083530] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:05,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441807150] [2024-11-15 23:45:05,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:05,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:45:05,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:45:05,149 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:45:05,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 23:45:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:05,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-15 23:45:05,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:05,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:05,934 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:45:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:06,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441807150] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:45:06,312 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:45:06,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-11-15 23:45:06,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713132667] [2024-11-15 23:45:06,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:45:06,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-15 23:45:06,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:06,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-15 23:45:06,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-15 23:45:06,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:06,315 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:06,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.625) internal successors, (423), 24 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:07,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 23:45:07,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:45:07,296 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:45:07,297 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:07,298 INFO L132 ounterexampleChecker]: Examining path program with hash 488186200, occurence #2 [2024-11-15 23:45:07,298 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:45:07,298 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-15 23:45:07,299 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,299 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:45:07,299 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,299 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:45:07,300 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,300 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 23:45:07,301 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:45:07,302 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,302 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,303 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:45:07,303 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:45:07,304 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:45:07,304 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 23:45:07,304 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-15 23:45:07,304 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:45:07,304 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,304 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:45:07,314 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:07,314 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:45:07,314 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:45:07,315 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:45:07,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-11-15 23:45:07,315 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 23:45:07,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:45:07,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 23:45:07,315 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:07,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 23:45:07,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-15 23:45:07,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 23:45:07,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-15 23:45:07,316 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:07,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-15 23:45:07,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:07,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2024-11-15 23:45:07,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:07,334 INFO L85 PathProgramCache]: Analyzing trace with hash 924542683, now seen corresponding path program 1 times [2024-11-15 23:45:07,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:07,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549763703] [2024-11-15 23:45:07,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:07,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:08,033 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:08,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549763703] [2024-11-15 23:45:08,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549763703] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:08,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [722969156] [2024-11-15 23:45:08,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:08,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:08,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:08,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:08,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [722969156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:08,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:08,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:08,902 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:08,902 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 318 [2024-11-15 23:45:08,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:08,922 INFO L85 PathProgramCache]: Analyzing trace with hash -575643245, now seen corresponding path program 1 times [2024-11-15 23:45:08,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:08,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901185164] [2024-11-15 23:45:08,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:08,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:09,516 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:09,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901185164] [2024-11-15 23:45:09,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901185164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:09,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [426078190] [2024-11-15 23:45:09,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:09,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:09,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:09,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:10,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [426078190] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:10,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:10,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:10,269 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:10,269 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2024-11-15 23:45:10,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:10,284 INFO L85 PathProgramCache]: Analyzing trace with hash -665076482, now seen corresponding path program 1 times [2024-11-15 23:45:10,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:10,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568340917] [2024-11-15 23:45:10,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:10,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:10,788 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:10,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568340917] [2024-11-15 23:45:10,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568340917] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:10,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [525008883] [2024-11-15 23:45:10,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:10,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:10,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:10,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:11,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [525008883] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:11,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:11,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:11,586 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:11,586 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 351 [2024-11-15 23:45:11,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:11,614 INFO L85 PathProgramCache]: Analyzing trace with hash 697249358, now seen corresponding path program 1 times [2024-11-15 23:45:11,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:11,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701475411] [2024-11-15 23:45:11,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:11,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:13,947 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:13,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701475411] [2024-11-15 23:45:13,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701475411] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:13,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [219084749] [2024-11-15 23:45:13,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:13,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:14,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-15 23:45:14,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:17,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [219084749] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:17,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:17,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 44] total 88 [2024-11-15 23:45:17,300 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:17,301 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 387 [2024-11-15 23:45:17,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:17,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1868702596, now seen corresponding path program 1 times [2024-11-15 23:45:17,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:17,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862180407] [2024-11-15 23:45:17,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:17,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:17,795 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:17,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862180407] [2024-11-15 23:45:17,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862180407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:17,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1014408077] [2024-11-15 23:45:17,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:17,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:17,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:17,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:18,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1014408077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:18,388 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:18,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:18,389 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:18,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 388 [2024-11-15 23:45:18,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:18,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2095210969, now seen corresponding path program 1 times [2024-11-15 23:45:18,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:18,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022435877] [2024-11-15 23:45:18,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:18,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:18,866 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:18,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022435877] [2024-11-15 23:45:18,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022435877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:18,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1281601875] [2024-11-15 23:45:18,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:18,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:18,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:18,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:19,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1281601875] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:19,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:19,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:19,408 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:19,408 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 447 [2024-11-15 23:45:19,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:19,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1871089755, now seen corresponding path program 1 times [2024-11-15 23:45:19,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:19,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90386271] [2024-11-15 23:45:19,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:19,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:19,914 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:19,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90386271] [2024-11-15 23:45:19,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90386271] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:19,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1251045916] [2024-11-15 23:45:19,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:19,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:19,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:45:19,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:20,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:20,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1251045916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:20,459 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:20,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:45:20,460 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:20,460 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 476 is hopeless, skipping. [2024-11-15 23:45:20,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 509 [2024-11-15 23:45:20,460 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:20,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 514 [2024-11-15 23:45:20,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:20,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 517 [2024-11-15 23:45:20,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:20,461 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:45:20,461 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:20,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:20,461 INFO L85 PathProgramCache]: Analyzing trace with hash 501740125, now seen corresponding path program 2 times [2024-11-15 23:45:20,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:20,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370893127] [2024-11-15 23:45:20,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:20,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:20,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370893127] [2024-11-15 23:45:20,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370893127] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:20,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99556906] [2024-11-15 23:45:20,976 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:45:20,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:45:20,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:45:20,978 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:45:20,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 23:45:21,236 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-15 23:45:21,236 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:45:21,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-15 23:45:21,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-15 23:45:22,040 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:45:22,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99556906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:45:22,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:45:22,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [15] total 36 [2024-11-15 23:45:22,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850501796] [2024-11-15 23:45:22,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:45:22,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-15 23:45:22,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:22,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-15 23:45:22,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1151, Unknown=0, NotChecked=0, Total=1260 [2024-11-15 23:45:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:22,045 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:22,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 19.0) internal successors, (437), 23 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:22,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:22,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:22,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:22,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:22,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:22,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:22,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:22,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:22,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 23:45:22,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-15 23:45:22,736 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:45:22,737 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:22,737 INFO L132 ounterexampleChecker]: Examining path program with hash 1099940330, occurence #1 [2024-11-15 23:45:22,737 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:45:22,737 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:22,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:22,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1222541243, now seen corresponding path program 3 times [2024-11-15 23:45:22,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:22,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596751814] [2024-11-15 23:45:22,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:22,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:23,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:23,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596751814] [2024-11-15 23:45:23,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596751814] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:23,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282891956] [2024-11-15 23:45:23,303 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 23:45:23,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:45:23,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:45:23,305 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:45:23,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 23:45:23,504 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-15 23:45:23,504 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:45:23,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-15 23:45:23,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:23,685 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-15 23:45:23,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 22 [2024-11-15 23:45:24,036 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-15 23:45:24,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 28 [2024-11-15 23:45:24,101 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-15 23:45:24,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 33 [2024-11-15 23:45:24,871 INFO L349 Elim1Store]: treesize reduction 27, result has 51.8 percent of original size [2024-11-15 23:45:24,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 59 [2024-11-15 23:45:27,880 INFO L349 Elim1Store]: treesize reduction 10, result has 91.6 percent of original size [2024-11-15 23:45:27,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 145 [2024-11-15 23:45:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:45:29,562 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:45:29,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282891956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:45:29,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:45:29,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [15] total 64 [2024-11-15 23:45:29,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081859414] [2024-11-15 23:45:29,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:45:29,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-15 23:45:29,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:29,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-15 23:45:29,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=3850, Unknown=0, NotChecked=0, Total=4032 [2024-11-15 23:45:29,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:29,565 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:29,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.0) internal successors, (357), 51 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:29,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:29,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:29,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:29,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:29,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:46,744 WARN L331 ript$VariableManager]: TermVariable v_thread2Thread1of1ForFork4_~i~1_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 23:46:08,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:08,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:08,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:46:08,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:08,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 380 states. [2024-11-15 23:46:08,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 23:46:08,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:46:08,271 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:46:08,271 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:46:08,271 INFO L132 ounterexampleChecker]: Examining path program with hash 754328759, occurence #1 [2024-11-15 23:46:08,271 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:46:08,271 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:46:08,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:46:08,272 INFO L85 PathProgramCache]: Analyzing trace with hash 2041165778, now seen corresponding path program 1 times [2024-11-15 23:46:08,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:46:08,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063594784] [2024-11-15 23:46:08,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:08,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:11,028 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 79 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:46:11,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:46:11,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063594784] [2024-11-15 23:46:11,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063594784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:11,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78429249] [2024-11-15 23:46:11,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:11,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:46:11,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:46:11,031 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:46:11,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 23:46:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:11,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:46:11,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:46:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:46:11,896 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:46:12,528 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:46:12,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78429249] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:46:12,528 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:46:12,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 15, 15] total 83 [2024-11-15 23:46:12,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162761298] [2024-11-15 23:46:12,528 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:46:12,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-11-15 23:46:12,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:46:12,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-11-15 23:46:12,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=506, Invalid=6300, Unknown=0, NotChecked=0, Total=6806 [2024-11-15 23:46:12,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:12,533 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:46:12,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 10.481927710843374) internal successors, (870), 83 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 380 states. [2024-11-15 23:46:12,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 380 states. [2024-11-15 23:46:13,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:46:13,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-15 23:46:13,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:46:13,622 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-11-15 23:46:13,622 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:46:13,623 INFO L132 ounterexampleChecker]: Examining path program with hash 754328759, occurence #2 [2024-11-15 23:46:13,623 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,623 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:46:13,623 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,624 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 23:46:13,624 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,625 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-15 23:46:13,625 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-15 23:46:13,626 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,626 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:46:13,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-15 23:46:13,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:46:13,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-15 23:46:13,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-15 23:46:13,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:46:13,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:46:13,632 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-15 23:46:13,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:46:13,632 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 23:46:13,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 23:46:13,632 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 23:46:13,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 23:46:13,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-15 23:46:13,633 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 23:46:13,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-15 23:46:13,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 23:46:13,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-15 23:46:13,633 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-15 23:46:13,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:13,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2024-11-15 23:46:13,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:46:13,644 INFO L85 PathProgramCache]: Analyzing trace with hash -615355747, now seen corresponding path program 1 times [2024-11-15 23:46:13,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:46:13,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852143768] [2024-11-15 23:46:13,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:13,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:46:13,984 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:46:13,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852143768] [2024-11-15 23:46:13,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852143768] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:13,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [95777039] [2024-11-15 23:46:13,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:13,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:14,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:46:14,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:46:14,507 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:46:14,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [95777039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:14,508 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:46:14,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:46:14,508 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:46:14,508 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 349 [2024-11-15 23:46:14,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:46:14,519 INFO L85 PathProgramCache]: Analyzing trace with hash -620118084, now seen corresponding path program 1 times [2024-11-15 23:46:14,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:46:14,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072751145] [2024-11-15 23:46:14,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:14,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-15 23:46:14,928 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:46:14,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072751145] [2024-11-15 23:46:14,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072751145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:14,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1936740528] [2024-11-15 23:46:14,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:14,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:14,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:46:14,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:46:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-15 23:46:15,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1936740528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:15,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:46:15,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:46:15,473 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:46:15,473 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 350 is hopeless, skipping. [2024-11-15 23:46:15,473 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 399 is hopeless, skipping. [2024-11-15 23:46:15,473 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 449 is hopeless, skipping. [2024-11-15 23:46:15,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 477 [2024-11-15 23:46:15,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:46:15,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1470676049, now seen corresponding path program 1 times [2024-11-15 23:46:15,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:46:15,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777431026] [2024-11-15 23:46:15,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:15,926 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:46:15,927 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:46:15,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777431026] [2024-11-15 23:46:15,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777431026] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:15,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1870951520] [2024-11-15 23:46:15,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:15,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:15,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:46:15,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:46:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:46:16,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1870951520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:16,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:46:16,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:46:16,565 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:46:16,565 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 510 [2024-11-15 23:46:16,565 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:46:16,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 516 [2024-11-15 23:46:16,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:16,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 519 [2024-11-15 23:46:16,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:46:16,566 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:46:16,566 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:46:16,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:46:16,566 INFO L85 PathProgramCache]: Analyzing trace with hash -961615996, now seen corresponding path program 2 times [2024-11-15 23:46:16,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:46:16,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454170791] [2024-11-15 23:46:16,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:46:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:46:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:46:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 23:46:17,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:46:17,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454170791] [2024-11-15 23:46:17,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454170791] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:46:17,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110255188] [2024-11-15 23:46:17,030 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:46:17,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:46:17,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:46:17,031 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:46:17,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 23:46:17,184 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-15 23:46:17,184 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:46:17,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:46:17,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:46:17,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-15 23:46:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-15 23:46:17,635 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:46:17,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110255188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:46:17,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:46:17,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [15] total 23 [2024-11-15 23:46:17,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28698317] [2024-11-15 23:46:17,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:46:17,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 23:46:17,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:46:17,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 23:46:17,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2024-11-15 23:46:17,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:17,637 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:46:17,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 19.8) internal successors, (198), 10 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:46:17,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:17,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:17,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:46:17,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:46:17,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 380 states. [2024-11-15 23:46:17,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:46:17,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:46:45,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-15 23:48:49,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-15 23:51:21,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-15 23:53:05,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0]