/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-more-buffer-mult.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 13:57:14,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 13:57:14,354 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 13:57:14,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 13:57:14,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 13:57:14,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 13:57:14,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 13:57:14,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 13:57:14,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 13:57:14,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 13:57:14,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 13:57:14,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 13:57:14,382 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 13:57:14,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 13:57:14,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 13:57:14,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 13:57:14,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 13:57:14,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:57:14,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 13:57:14,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 13:57:14,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 13:57:14,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 13:57:14,384 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 13:57:14,384 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 13:57:14,384 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 [2024-11-14 13:57:14,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 13:57:14,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 13:57:14,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 13:57:14,614 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 13:57:14,614 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 13:57:14,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-11-14 13:57:16,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 13:57:16,284 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 13:57:16,285 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-11-14 13:57:16,293 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b09677720/dbdee5334b014a61a347931efb51c9ed/FLAG3eafe5a80 [2024-11-14 13:57:16,611 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b09677720/dbdee5334b014a61a347931efb51c9ed [2024-11-14 13:57:16,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 13:57:16,616 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 13:57:16,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 13:57:16,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 13:57:16,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 13:57:16,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659fd5d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16, skipping insertion in model container [2024-11-14 13:57:16,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,641 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 13:57:16,799 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-more-buffer-mult.wvr.c[4270,4283] [2024-11-14 13:57:16,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:57:16,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 13:57:16,851 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-more-buffer-mult.wvr.c[4270,4283] [2024-11-14 13:57:16,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:57:16,871 INFO L204 MainTranslator]: Completed translation [2024-11-14 13:57:16,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16 WrapperNode [2024-11-14 13:57:16,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 13:57:16,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 13:57:16,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 13:57:16,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 13:57:16,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,923 INFO L138 Inliner]: procedures = 26, calls = 60, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 290 [2024-11-14 13:57:16,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 13:57:16,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 13:57:16,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 13:57:16,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 13:57:16,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 13:57:16,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 13:57:16,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 13:57:16,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 13:57:16,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (1/1) ... [2024-11-14 13:57:16,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:57:16,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:16,988 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) [2024-11-14 13:57:16,991 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 [2024-11-14 13:57:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 13:57:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 13:57:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 13:57:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 13:57:17,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 13:57:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 13:57:17,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 13:57:17,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 13:57:17,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 13:57:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 13:57:17,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 13:57:17,010 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 13:57:17,112 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 13:57:17,114 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 13:57:17,408 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 13:57:17,409 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 13:57:17,522 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 13:57:17,522 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 13:57:17,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:57:17 BoogieIcfgContainer [2024-11-14 13:57:17,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 13:57:17,524 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 13:57:17,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 13:57:17,528 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 13:57:17,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:57:16" (1/3) ... [2024-11-14 13:57:17,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da8eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:57:17, skipping insertion in model container [2024-11-14 13:57:17,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:57:16" (2/3) ... [2024-11-14 13:57:17,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da8eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:57:17, skipping insertion in model container [2024-11-14 13:57:17,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:57:17" (3/3) ... [2024-11-14 13:57:17,529 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2024-11-14 13:57:17,539 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 13:57:17,540 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-mult.wvr.c that has 5 procedures, 208 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 13:57:17,540 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 13:57:17,582 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 13:57:17,624 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:57:17,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 13:57:17,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:17,627 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) [2024-11-14 13:57:17,630 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 [2024-11-14 13:57:17,717 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 13:57:17,729 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 13:57:17,735 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;@25537a9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:57:17,735 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 13:57:18,844 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 2 more)] === [2024-11-14 13:57:18,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:18,850 INFO L85 PathProgramCache]: Analyzing trace with hash 190981004, now seen corresponding path program 1 times [2024-11-14 13:57:18,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:18,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295115105] [2024-11-14 13:57:18,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:18,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:57:19,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:19,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295115105] [2024-11-14 13:57:19,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295115105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:19,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:57:19,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 13:57:19,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335916756] [2024-11-14 13:57:19,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:19,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 13:57:19,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:19,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 13:57:19,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 13:57:19,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:19,212 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:19,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 94.0) internal successors, (188), 2 states have internal predecessors, (188), 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) [2024-11-14 13:57:19,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:19,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 13:57:19,322 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 2 more)] === [2024-11-14 13:57:19,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:19,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1868467173, now seen corresponding path program 1 times [2024-11-14 13:57:19,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:19,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120746427] [2024-11-14 13:57:19,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:19,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:57:20,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:20,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120746427] [2024-11-14 13:57:20,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120746427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:20,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:57:20,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:57:20,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885397517] [2024-11-14 13:57:20,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:20,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:57:20,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:20,197 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:57:20,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:57:20,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,201 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:20,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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) [2024-11-14 13:57:20,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:20,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 13:57:20,370 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 2 more)] === [2024-11-14 13:57:20,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:20,370 INFO L85 PathProgramCache]: Analyzing trace with hash 48634468, now seen corresponding path program 1 times [2024-11-14 13:57:20,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:20,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653435729] [2024-11-14 13:57:20,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:20,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:20,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:20,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:20,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653435729] [2024-11-14 13:57:20,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653435729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:20,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:57:20,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:57:20,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239281373] [2024-11-14 13:57:20,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:20,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:57:20,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:20,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:57:20,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:57:20,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,873 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:20,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.666666666666664) internal successors, (196), 6 states have internal predecessors, (196), 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) [2024-11-14 13:57:20,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:20,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:20,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:21,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:21,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:21,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:21,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 13:57:21,052 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 2 more)] === [2024-11-14 13:57:21,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:21,053 INFO L85 PathProgramCache]: Analyzing trace with hash 280488361, now seen corresponding path program 1 times [2024-11-14 13:57:21,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:21,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116377706] [2024-11-14 13:57:21,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:21,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:21,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:21,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116377706] [2024-11-14 13:57:21,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116377706] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:21,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453100706] [2024-11-14 13:57:21,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:21,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:21,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:21,705 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) [2024-11-14 13:57:21,709 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 [2024-11-14 13:57:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:21,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:21,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:22,203 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:22,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453100706] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:22,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:22,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-14 13:57:22,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114572872] [2024-11-14 13:57:22,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:22,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 13:57:22,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:22,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 13:57:22,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-14 13:57:22,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:22,505 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:22,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.631578947368421) internal successors, (297), 19 states have internal predecessors, (297), 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) [2024-11-14 13:57:22,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:22,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:22,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:22,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:22,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:22,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:22,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:22,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:22,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 13:57:23,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:23,005 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 2 more)] === [2024-11-14 13:57:23,062 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_~cond~3#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:23,062 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:23,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:23,065 INFO L85 PathProgramCache]: Analyzing trace with hash 919246697, now seen corresponding path program 1 times [2024-11-14 13:57:23,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:23,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666968121] [2024-11-14 13:57:23,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:23,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:23,430 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:23,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666968121] [2024-11-14 13:57:23,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666968121] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:23,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [947355406] [2024-11-14 13:57:23,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:23,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:23,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:23,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:23,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [947355406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:23,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:23,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 19 [2024-11-14 13:57:23,771 WARN L331 ript$VariableManager]: TermVariable v_~j~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:23,772 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_~cond~3#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:23,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:23,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1854198606, now seen corresponding path program 1 times [2024-11-14 13:57:23,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:23,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626852542] [2024-11-14 13:57:23,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:24,189 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:24,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626852542] [2024-11-14 13:57:24,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626852542] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:24,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1745405224] [2024-11-14 13:57:24,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:24,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:24,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:24,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:24,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1745405224] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:24,458 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:24,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 13:57:24,509 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:24,510 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:24,510 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:24,510 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:24,510 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:24,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:24,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1880933981, now seen corresponding path program 1 times [2024-11-14 13:57:24,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:24,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979472308] [2024-11-14 13:57:24,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:24,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:24,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:24,858 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:24,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979472308] [2024-11-14 13:57:24,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979472308] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:24,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [803435883] [2024-11-14 13:57:24,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:24,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:24,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:24,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:25,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [803435883] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:25,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:25,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 13:57:25,170 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_~cond~3#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,170 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:25,171 INFO L85 PathProgramCache]: Analyzing trace with hash -442351920, now seen corresponding path program 1 times [2024-11-14 13:57:25,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:25,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445935039] [2024-11-14 13:57:25,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:25,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:25,630 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:25,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445935039] [2024-11-14 13:57:25,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445935039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:25,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [639773948] [2024-11-14 13:57:25,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:25,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:25,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:25,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:25,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [639773948] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:25,938 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:25,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 13:57:25,995 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,995 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,995 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,995 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,995 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:25,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:25,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1348804995, now seen corresponding path program 1 times [2024-11-14 13:57:25,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:25,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696301532] [2024-11-14 13:57:25,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:25,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:57:26,416 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:26,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696301532] [2024-11-14 13:57:26,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696301532] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:26,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1224294925] [2024-11-14 13:57:26,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:26,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:26,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:26,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:26,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1224294925] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:26,733 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:26,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 13:57:26,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:26,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1587487246, now seen corresponding path program 2 times [2024-11-14 13:57:26,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:26,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337749508] [2024-11-14 13:57:26,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:26,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:57:27,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:27,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337749508] [2024-11-14 13:57:27,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337749508] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:27,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829498963] [2024-11-14 13:57:27,088 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:57:27,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:27,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:27,091 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) [2024-11-14 13:57:27,092 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 [2024-11-14 13:57:27,254 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 13:57:27,254 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:27,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 13:57:27,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 13:57:27,469 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:57:27,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829498963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:27,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:57:27,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-14 13:57:27,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481977837] [2024-11-14 13:57:27,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:27,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 13:57:27,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:27,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 13:57:27,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-14 13:57:27,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:27,470 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:27,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 45.2) internal successors, (226), 5 states have internal predecessors, (226), 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) [2024-11-14 13:57:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:27,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:27,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-14 13:57:27,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:27,829 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 2 more)] === [2024-11-14 13:57:27,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:27,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1235633779, now seen corresponding path program 3 times [2024-11-14 13:57:27,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:27,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792420857] [2024-11-14 13:57:27,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:27,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-14 13:57:28,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:28,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792420857] [2024-11-14 13:57:28,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792420857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:28,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685108038] [2024-11-14 13:57:28,270 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:57:28,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:28,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:28,272 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) [2024-11-14 13:57:28,273 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 [2024-11-14 13:57:28,386 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-14 13:57:28,386 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:28,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:57:28,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-14 13:57:28,657 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:57:28,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685108038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:28,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:57:28,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 20 [2024-11-14 13:57:28,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063261554] [2024-11-14 13:57:28,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:28,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 13:57:28,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:28,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 13:57:28,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2024-11-14 13:57:28,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:28,658 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:28,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.2) internal successors, (222), 10 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 13:57:28,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:28,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:28,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:28,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:28,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:28,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:29,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:29,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 13:57:29,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:29,702 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 2 more)] === [2024-11-14 13:57:29,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:29,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1881482912, now seen corresponding path program 4 times [2024-11-14 13:57:29,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:29,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494870701] [2024-11-14 13:57:29,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:29,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-14 13:57:30,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:30,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494870701] [2024-11-14 13:57:30,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494870701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:30,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575421816] [2024-11-14 13:57:30,333 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 13:57:30,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:30,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:30,335 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) [2024-11-14 13:57:30,344 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 [2024-11-14 13:57:30,503 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 13:57:30,503 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:30,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:57:30,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 98 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 13:57:30,836 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:31,115 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 92 proven. 7 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 13:57:31,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575421816] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:31,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:31,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 25 [2024-11-14 13:57:31,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244195431] [2024-11-14 13:57:31,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:31,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 13:57:31,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:31,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 13:57:31,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2024-11-14 13:57:31,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:31,119 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:31,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 16.52) internal successors, (413), 25 states have internal predecessors, (413), 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) [2024-11-14 13:57:31,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:31,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:31,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:31,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:31,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:31,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:31,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:31,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:31,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:31,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-14 13:57:31,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-14 13:57:31,919 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:57:31,988 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:31,988 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:31,988 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:31,988 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:31,988 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:31,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:31,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1532512827, now seen corresponding path program 1 times [2024-11-14 13:57:31,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:31,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818542968] [2024-11-14 13:57:31,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:31,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 11 proven. 33 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:57:32,206 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:32,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818542968] [2024-11-14 13:57:32,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818542968] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:32,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1218742219] [2024-11-14 13:57:32,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:32,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:32,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 13:57:32,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:32,703 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:57:32,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1218742219] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:32,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:32,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 24 [2024-11-14 13:57:32,726 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:32,727 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:32,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:32,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1639042094, now seen corresponding path program 1 times [2024-11-14 13:57:32,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:32,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970319841] [2024-11-14 13:57:32,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:32,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:33,172 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 124 proven. 79 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-14 13:57:33,173 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:33,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970319841] [2024-11-14 13:57:33,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970319841] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:33,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1883319209] [2024-11-14 13:57:33,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:33,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:33,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:57:33,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 176 proven. 27 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-14 13:57:33,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1883319209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:33,769 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:33,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:57:33,803 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:33,803 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:33,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:33,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1426436056, now seen corresponding path program 1 times [2024-11-14 13:57:33,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:33,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453506072] [2024-11-14 13:57:33,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 124 proven. 79 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-14 13:57:34,445 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:34,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453506072] [2024-11-14 13:57:34,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453506072] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:34,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [45528065] [2024-11-14 13:57:34,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:34,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:34,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:57:34,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 176 proven. 27 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-14 13:57:35,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [45528065] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:35,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:35,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:57:35,036 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:35,036 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:35,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:35,037 INFO L85 PathProgramCache]: Analyzing trace with hash 2310866, now seen corresponding path program 1 times [2024-11-14 13:57:35,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:35,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834940764] [2024-11-14 13:57:35,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:35,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-14 13:57:35,583 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:35,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834940764] [2024-11-14 13:57:35,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834940764] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:35,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1794801571] [2024-11-14 13:57:35,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:35,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:35,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:57:35,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-14 13:57:36,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1794801571] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:36,037 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:36,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 13:57:36,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:36,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1792365202, now seen corresponding path program 5 times [2024-11-14 13:57:36,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:36,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854131028] [2024-11-14 13:57:36,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:36,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2024-11-14 13:57:36,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:36,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854131028] [2024-11-14 13:57:36,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854131028] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:36,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825280440] [2024-11-14 13:57:36,620 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 13:57:36,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:36,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:36,622 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) [2024-11-14 13:57:36,623 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 [2024-11-14 13:57:36,854 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 13:57:36,854 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:36,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-14 13:57:36,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 230 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-14 13:57:37,650 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 181 proven. 87 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 13:57:38,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825280440] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:38,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:38,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22, 26] total 56 [2024-11-14 13:57:38,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079947393] [2024-11-14 13:57:38,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:38,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-11-14 13:57:38,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:38,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-11-14 13:57:38,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=578, Invalid=2502, Unknown=0, NotChecked=0, Total=3080 [2024-11-14 13:57:38,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:38,538 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:38,538 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 12.089285714285714) internal successors, (677), 56 states have internal predecessors, (677), 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) [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:38,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:39,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 13:57:39,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable17 [2024-11-14 13:57:39,517 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:57:39,560 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:39,560 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:39,560 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:39,560 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:39,560 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:39,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:39,561 INFO L85 PathProgramCache]: Analyzing trace with hash -317760723, now seen corresponding path program 1 times [2024-11-14 13:57:39,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:39,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372816114] [2024-11-14 13:57:39,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:39,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:39,801 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 11 proven. 33 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 13:57:39,801 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:39,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372816114] [2024-11-14 13:57:39,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372816114] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:39,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1542389788] [2024-11-14 13:57:39,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:39,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:39,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 13:57:39,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 13:57:40,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1542389788] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:40,309 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:40,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 24 [2024-11-14 13:57:40,333 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:40,333 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:40,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:40,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1896973510, now seen corresponding path program 1 times [2024-11-14 13:57:40,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:40,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139673663] [2024-11-14 13:57:40,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:40,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:40,719 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-14 13:57:40,720 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:40,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139673663] [2024-11-14 13:57:40,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139673663] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:40,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [55818117] [2024-11-14 13:57:40,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:40,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:40,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:57:40,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 72 proven. 10 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-14 13:57:41,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [55818117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:41,095 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:41,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 13:57:41,118 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:41,118 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:41,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:41,119 INFO L85 PathProgramCache]: Analyzing trace with hash 679357528, now seen corresponding path program 1 times [2024-11-14 13:57:41,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:41,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894844216] [2024-11-14 13:57:41,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:41,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 13:57:41,668 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:41,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894844216] [2024-11-14 13:57:41,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894844216] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:41,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1330119010] [2024-11-14 13:57:41,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:41,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:41,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:57:41,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:42,097 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 13:57:42,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1330119010] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:42,097 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:42,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 13:57:42,116 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:42,116 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:42,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:42,117 INFO L85 PathProgramCache]: Analyzing trace with hash 575958274, now seen corresponding path program 1 times [2024-11-14 13:57:42,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:42,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730690490] [2024-11-14 13:57:42,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:42,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 13:57:42,636 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:42,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730690490] [2024-11-14 13:57:42,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730690490] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:42,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1833500738] [2024-11-14 13:57:42,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:42,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:42,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:57:42,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 13:57:43,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1833500738] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:43,001 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:43,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 13:57:43,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:43,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1700859410, now seen corresponding path program 6 times [2024-11-14 13:57:43,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:43,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599143564] [2024-11-14 13:57:43,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:43,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 13 proven. 252 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-14 13:57:43,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:43,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599143564] [2024-11-14 13:57:43,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599143564] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:43,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66948708] [2024-11-14 13:57:43,966 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 13:57:43,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:43,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:43,968 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:57:43,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 13:57:44,116 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 13:57:44,116 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:44,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 13:57:44,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2024-11-14 13:57:44,346 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:57:44,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66948708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:57:44,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:57:44,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [27] total 33 [2024-11-14 13:57:44,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704377880] [2024-11-14 13:57:44,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:57:44,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 13:57:44,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:44,347 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 13:57:44,347 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=927, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 13:57:44,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:44,347 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:44,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 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) [2024-11-14 13:57:44,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:44,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:44,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:44,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:44,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 13:57:44,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-11-14 13:57:44,943 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:57:44,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:44,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1032481093, now seen corresponding path program 7 times [2024-11-14 13:57:44,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:44,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068876608] [2024-11-14 13:57:44,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:45,740 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 20 proven. 294 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-14 13:57:45,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:45,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068876608] [2024-11-14 13:57:45,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068876608] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:45,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311795587] [2024-11-14 13:57:45,741 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 13:57:45,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:45,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:45,743 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:57:45,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 13:57:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:45,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:57:45,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 150 proven. 10 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2024-11-14 13:57:46,304 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 124 proven. 36 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2024-11-14 13:57:46,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311795587] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:46,674 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:46,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 12, 12] total 46 [2024-11-14 13:57:46,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201935620] [2024-11-14 13:57:46,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:46,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-14 13:57:46,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:46,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-14 13:57:46,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=1863, Unknown=0, NotChecked=0, Total=2070 [2024-11-14 13:57:46,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:46,676 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:46,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 11.869565217391305) internal successors, (546), 46 states have internal predecessors, (546), 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) [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:46,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:57:48,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 13:57:48,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:48,210 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:57:48,251 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,252 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,252 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,252 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,252 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:48,253 INFO L85 PathProgramCache]: Analyzing trace with hash 40692099, now seen corresponding path program 1 times [2024-11-14 13:57:48,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:48,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803577411] [2024-11-14 13:57:48,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:48,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:57:48,496 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:57:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:57:48,703 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:57:48,728 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,728 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:48,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:48,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1064589897, now seen corresponding path program 1 times [2024-11-14 13:57:48,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:48,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586274529] [2024-11-14 13:57:48,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:48,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:49,327 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 33 proven. 136 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-14 13:57:49,327 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586274529] [2024-11-14 13:57:49,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586274529] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1724576209] [2024-11-14 13:57:49,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:49,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:49,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 13:57:49,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 132 proven. 37 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-14 13:57:49,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1724576209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:49,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:49,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:57:49,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:49,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1762651401, now seen corresponding path program 8 times [2024-11-14 13:57:49,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:49,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654394659] [2024-11-14 13:57:49,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 20 proven. 352 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-14 13:57:50,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:50,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654394659] [2024-11-14 13:57:50,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654394659] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:50,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [976898840] [2024-11-14 13:57:50,811 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:57:50,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:50,814 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:57:50,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 13:57:51,047 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 13:57:51,047 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:51,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 13:57:51,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 141 proven. 50 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-11-14 13:57:51,751 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 160 proven. 31 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-11-14 13:57:52,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [976898840] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:52,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:52,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 17, 16] total 59 [2024-11-14 13:57:52,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057715658] [2024-11-14 13:57:52,650 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:52,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-11-14 13:57:52,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:52,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-11-14 13:57:52,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=3066, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 13:57:52,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:52,652 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:52,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 11.779661016949152) internal successors, (695), 59 states have internal predecessors, (695), 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) [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:57:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:57:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:57:55,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-14 13:57:55,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-14 13:57:55,428 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:57:55,483 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:55,484 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:55,484 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:55,484 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:55,484 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:55,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:55,485 INFO L85 PathProgramCache]: Analyzing trace with hash 285448131, now seen corresponding path program 1 times [2024-11-14 13:57:55,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:55,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831346987] [2024-11-14 13:57:55,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:55,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:57:55,726 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:57:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:57:56,002 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:57:56,022 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:56,022 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:57:56,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:56,023 INFO L85 PathProgramCache]: Analyzing trace with hash 798151507, now seen corresponding path program 1 times [2024-11-14 13:57:56,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:57:56,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814189603] [2024-11-14 13:57:56,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:56,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 38 proven. 157 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 13:57:56,818 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:57:56,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814189603] [2024-11-14 13:57:56,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814189603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:56,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1472640394] [2024-11-14 13:57:56,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:56,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 13:57:56,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 137 proven. 58 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 13:57:57,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1472640394] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:57,514 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:57:57,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 33 [2024-11-14 13:57:57,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:57:57,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1304878249, now seen corresponding path program 9 times [2024-11-14 13:57:57,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:57:57,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778436076] [2024-11-14 13:57:57,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:57:57,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:57:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:57:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 38 proven. 157 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-14 13:57:58,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:57:58,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778436076] [2024-11-14 13:57:58,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778436076] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:57:58,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605003821] [2024-11-14 13:57:58,382 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:57:58,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:57:58,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:57:58,385 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:57:58,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 13:57:58,576 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 13:57:58,576 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:57:58,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 13:57:58,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:57:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2024-11-14 13:57:58,827 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:57:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-14 13:57:58,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605003821] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:57:58,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:57:58,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 6] total 28 [2024-11-14 13:57:58,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444354552] [2024-11-14 13:57:58,933 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:57:58,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 13:57:58,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:57:58,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 13:57:58,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=665, Unknown=0, NotChecked=0, Total=756 [2024-11-14 13:57:58,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:58,935 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:57:58,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 14.892857142857142) internal successors, (417), 28 states have internal predecessors, (417), 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) [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:57:58,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:00,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:00,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:00,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 13:58:01,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:01,091 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:01,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:01,092 INFO L85 PathProgramCache]: Analyzing trace with hash -2077612663, now seen corresponding path program 10 times [2024-11-14 13:58:01,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:01,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090867610] [2024-11-14 13:58:01,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:01,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 55 proven. 369 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-14 13:58:02,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:02,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090867610] [2024-11-14 13:58:02,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090867610] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:02,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375166517] [2024-11-14 13:58:02,167 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 13:58:02,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:02,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:02,169 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:02,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 13:58:02,334 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 13:58:02,334 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:02,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 13:58:02,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 126 proven. 85 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-14 13:58:03,012 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 90 proven. 121 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-14 13:58:03,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375166517] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:03,756 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:03,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 21, 21] total 70 [2024-11-14 13:58:03,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604490909] [2024-11-14 13:58:03,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:03,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-11-14 13:58:03,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:03,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-11-14 13:58:03,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=4350, Unknown=0, NotChecked=0, Total=4830 [2024-11-14 13:58:03,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:03,759 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:03,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 10.142857142857142) internal successors, (710), 70 states have internal predecessors, (710), 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) [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:03,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:06,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:06,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 13:58:06,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-11-14 13:58:06,578 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:06,651 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:06,651 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:06,651 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:06,651 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:06,651 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:06,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:06,653 INFO L85 PathProgramCache]: Analyzing trace with hash 940499475, now seen corresponding path program 1 times [2024-11-14 13:58:06,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:06,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818762332] [2024-11-14 13:58:06,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:06,952 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:58:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:07,215 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:58:07,235 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:07,235 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:07,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:07,236 INFO L85 PathProgramCache]: Analyzing trace with hash 937978431, now seen corresponding path program 1 times [2024-11-14 13:58:07,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:07,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868364603] [2024-11-14 13:58:07,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:07,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-14 13:58:08,105 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:08,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868364603] [2024-11-14 13:58:08,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868364603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:08,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [590756122] [2024-11-14 13:58:08,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:08,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:08,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 13:58:08,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 85 proven. 167 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-14 13:58:08,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [590756122] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:08,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:08,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 13:58:08,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:08,802 INFO L85 PathProgramCache]: Analyzing trace with hash 99569815, now seen corresponding path program 11 times [2024-11-14 13:58:08,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:08,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682436824] [2024-11-14 13:58:08,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:08,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 55 proven. 452 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-14 13:58:10,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:10,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682436824] [2024-11-14 13:58:10,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682436824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:10,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553939954] [2024-11-14 13:58:10,038 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 13:58:10,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:10,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:10,040 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:10,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 13:58:11,148 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-11-14 13:58:11,148 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:11,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 13:58:11,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 13 proven. 78 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2024-11-14 13:58:11,444 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 9 proven. 130 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2024-11-14 13:58:12,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553939954] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:12,912 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:12,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 5, 21] total 58 [2024-11-14 13:58:12,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542203122] [2024-11-14 13:58:12,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:12,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-11-14 13:58:12,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:12,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-11-14 13:58:12,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=2872, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 13:58:12,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:12,916 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:12,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 13.086206896551724) internal successors, (759), 58 states have internal predecessors, (759), 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) [2024-11-14 13:58:12,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:12,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:12,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:12,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:14,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 13:58:14,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48 [2024-11-14 13:58:14,811 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:14,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:14,812 INFO L85 PathProgramCache]: Analyzing trace with hash -863865646, now seen corresponding path program 12 times [2024-11-14 13:58:14,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:14,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589284862] [2024-11-14 13:58:14,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:14,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-14 13:58:15,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:15,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589284862] [2024-11-14 13:58:15,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589284862] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:15,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614777659] [2024-11-14 13:58:15,701 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 13:58:15,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:15,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:15,706 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:15,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 13:58:15,884 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 13:58:15,884 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:15,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:58:15,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-14 13:58:16,040 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:58:16,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614777659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:58:16,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:58:16,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [24] total 30 [2024-11-14 13:58:16,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353330233] [2024-11-14 13:58:16,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:58:16,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 13:58:16,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:16,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 13:58:16,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=765, Unknown=0, NotChecked=0, Total=870 [2024-11-14 13:58:16,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:16,041 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:16,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:16,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:16,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 13:58:16,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-11-14 13:58:16,665 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:16,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:16,666 INFO L85 PathProgramCache]: Analyzing trace with hash 480819683, now seen corresponding path program 13 times [2024-11-14 13:58:16,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:16,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701615234] [2024-11-14 13:58:16,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:16,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:17,410 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 13:58:17,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:17,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701615234] [2024-11-14 13:58:17,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701615234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:17,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288920431] [2024-11-14 13:58:17,411 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 13:58:17,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:17,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:17,413 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:17,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 13:58:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:17,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 13:58:17,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:18,282 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 126 proven. 126 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 13:58:18,282 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 78 proven. 174 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 13:58:19,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1288920431] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:19,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:19,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-11-14 13:58:19,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511149001] [2024-11-14 13:58:19,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:19,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-14 13:58:19,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:19,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-14 13:58:19,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=607, Invalid=3425, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 13:58:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:19,156 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:19,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.28125) internal successors, (594), 64 states have internal predecessors, (594), 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) [2024-11-14 13:58:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:19,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:20,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:20,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-14 13:58:20,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2024-11-14 13:58:20,340 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:20,392 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,393 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,393 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,393 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,393 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:20,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1254419755, now seen corresponding path program 1 times [2024-11-14 13:58:20,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:20,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411456257] [2024-11-14 13:58:20,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:20,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:20,597 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:58:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:20,867 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:58:20,886 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,886 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:20,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:20,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1181458945, now seen corresponding path program 1 times [2024-11-14 13:58:20,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:20,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413598820] [2024-11-14 13:58:20,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:20,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:21,351 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 78 proven. 13 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2024-11-14 13:58:21,351 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:21,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413598820] [2024-11-14 13:58:21,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413598820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:21,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1502412631] [2024-11-14 13:58:21,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:21,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:21,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:58:21,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 79 proven. 12 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2024-11-14 13:58:21,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1502412631] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:21,578 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:21,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-14 13:58:21,610 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:21,611 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:21,611 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:21,611 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:21,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:21,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1892100685, now seen corresponding path program 1 times [2024-11-14 13:58:21,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:21,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790977468] [2024-11-14 13:58:21,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:22,051 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 78 proven. 13 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2024-11-14 13:58:22,051 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:22,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790977468] [2024-11-14 13:58:22,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790977468] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:22,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1851131881] [2024-11-14 13:58:22,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:22,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:22,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:58:22,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 79 proven. 12 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2024-11-14 13:58:22,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1851131881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:22,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:22,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-14 13:58:22,276 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:22,277 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:22,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:22,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1537276956, now seen corresponding path program 1 times [2024-11-14 13:58:22,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:22,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390993527] [2024-11-14 13:58:22,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:22,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2024-11-14 13:58:23,148 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:23,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390993527] [2024-11-14 13:58:23,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390993527] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:23,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [204394075] [2024-11-14 13:58:23,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:23,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:23,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 13:58:23,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2024-11-14 13:58:24,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [204394075] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:24,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:24,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 21] total 30 [2024-11-14 13:58:24,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:24,323 INFO L85 PathProgramCache]: Analyzing trace with hash -116272152, now seen corresponding path program 14 times [2024-11-14 13:58:24,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:24,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142568976] [2024-11-14 13:58:24,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:24,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 78 proven. 13 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-14 13:58:24,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:24,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142568976] [2024-11-14 13:58:24,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142568976] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:24,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066306216] [2024-11-14 13:58:24,682 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:58:24,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:24,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:24,684 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:24,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 13:58:24,973 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 13:58:24,973 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:24,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 13:58:24,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:25,255 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2024-11-14 13:58:25,255 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:25,605 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 6 proven. 47 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-11-14 13:58:25,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066306216] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:25,605 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:25,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 8] total 11 [2024-11-14 13:58:25,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024959876] [2024-11-14 13:58:25,606 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:25,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 13:58:25,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:25,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 13:58:25,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-14 13:58:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:25,607 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:25,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 35.18181818181818) internal successors, (387), 11 states have internal predecessors, (387), 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) [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:25,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:25,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:58:27,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 13:58:28,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58 [2024-11-14 13:58:28,065 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:28,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:28,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1321737560, now seen corresponding path program 15 times [2024-11-14 13:58:28,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:28,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068579647] [2024-11-14 13:58:28,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:28,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:30,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 144 proven. 846 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-11-14 13:58:30,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:30,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068579647] [2024-11-14 13:58:30,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068579647] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:30,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435957237] [2024-11-14 13:58:30,529 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:58:30,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:30,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:30,531 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:30,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-14 13:58:31,438 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-11-14 13:58:31,438 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:31,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 13:58:31,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 617 proven. 133 refuted. 0 times theorem prover too weak. 661 trivial. 0 not checked. [2024-11-14 13:58:33,031 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 471 proven. 133 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2024-11-14 13:58:33,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435957237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:33,571 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:33,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 44, 10] total 89 [2024-11-14 13:58:33,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461243312] [2024-11-14 13:58:33,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:33,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2024-11-14 13:58:33,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:33,574 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2024-11-14 13:58:33,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1054, Invalid=6778, Unknown=0, NotChecked=0, Total=7832 [2024-11-14 13:58:33,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:33,576 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:33,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 9.955056179775282) internal successors, (886), 89 states have internal predecessors, (886), 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) [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:33,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:33,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:33,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:33,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:58:33,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:58:43,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 13:58:43,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-14 13:58:43,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-11-14 13:58:43,513 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:43,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:43,515 INFO L85 PathProgramCache]: Analyzing trace with hash 840113422, now seen corresponding path program 16 times [2024-11-14 13:58:43,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:58:43,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028990914] [2024-11-14 13:58:43,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:43,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3977 backedges. 413 proven. 1566 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2024-11-14 13:58:46,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:58:46,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028990914] [2024-11-14 13:58:46,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028990914] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:46,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128130762] [2024-11-14 13:58:46,052 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 13:58:46,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:46,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:58:46,055 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:58:46,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 13:58:46,364 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 13:58:46,364 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:58:46,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 13:58:46,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3977 backedges. 1271 proven. 175 refuted. 0 times theorem prover too weak. 2531 trivial. 0 not checked. [2024-11-14 13:58:47,174 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:58:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3977 backedges. 1216 proven. 230 refuted. 0 times theorem prover too weak. 2531 trivial. 0 not checked. [2024-11-14 13:58:48,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128130762] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:58:48,034 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:58:48,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 73 [2024-11-14 13:58:48,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144228511] [2024-11-14 13:58:48,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:58:48,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-14 13:58:48,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:58:48,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-14 13:58:48,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=765, Invalid=4491, Unknown=0, NotChecked=0, Total=5256 [2024-11-14 13:58:48,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:48,037 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:58:48,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 9.164383561643836) internal successors, (669), 73 states have internal predecessors, (669), 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) [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 13:58:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:58:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:58:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:58:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 13:58:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 13:58:50,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-14 13:58:50,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:58:50,317 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 13:58:50,372 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,372 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,372 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,372 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,372 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:50,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1348066009, now seen corresponding path program 1 times [2024-11-14 13:58:50,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:50,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561644970] [2024-11-14 13:58:50,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:50,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:50,637 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:58:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:58:50,759 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:58:50,809 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,809 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,809 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,809 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,809 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:50,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:50,810 INFO L85 PathProgramCache]: Analyzing trace with hash 670101113, now seen corresponding path program 1 times [2024-11-14 13:58:50,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:50,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425066323] [2024-11-14 13:58:50,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:50,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3930 backedges. 121 proven. 1465 refuted. 0 times theorem prover too weak. 2344 trivial. 0 not checked. [2024-11-14 13:58:54,222 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425066323] [2024-11-14 13:58:54,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425066323] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1934258534] [2024-11-14 13:58:54,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:54,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:54,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 2040 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 13:58:54,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3930 backedges. 1985 proven. 232 refuted. 0 times theorem prover too weak. 1713 trivial. 0 not checked. [2024-11-14 13:58:55,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1934258534] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:55,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:55,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 30] total 70 [2024-11-14 13:58:55,947 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:55,948 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:55,948 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:55,948 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:55,948 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:55,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:55,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1479790209, now seen corresponding path program 1 times [2024-11-14 13:58:55,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:55,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444854878] [2024-11-14 13:58:55,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:58,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3956 backedges. 483 proven. 1734 refuted. 0 times theorem prover too weak. 1739 trivial. 0 not checked. [2024-11-14 13:58:58,238 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:58:58,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444854878] [2024-11-14 13:58:58,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444854878] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:58,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [818608340] [2024-11-14 13:58:58,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:58,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:58:58,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 2096 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 13:58:58,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:58:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3956 backedges. 1985 proven. 232 refuted. 0 times theorem prover too weak. 1739 trivial. 0 not checked. [2024-11-14 13:58:59,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [818608340] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:58:59,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:58:59,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2024-11-14 13:58:59,673 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:59,673 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:59,673 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:59,673 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:59,673 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:58:59,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:58:59,675 INFO L85 PathProgramCache]: Analyzing trace with hash -599157880, now seen corresponding path program 1 times [2024-11-14 13:58:59,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:58:59,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674551890] [2024-11-14 13:58:59,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:58:59,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:58:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:59:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 483 proven. 1734 refuted. 0 times theorem prover too weak. 1817 trivial. 0 not checked. [2024-11-14 13:59:02,353 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:59:02,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674551890] [2024-11-14 13:59:02,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674551890] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:59:02,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1035964419] [2024-11-14 13:59:02,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:59:02,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:59:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:59:02,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 13:59:02,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:59:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 1985 proven. 232 refuted. 0 times theorem prover too weak. 1817 trivial. 0 not checked. [2024-11-14 13:59:03,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1035964419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:59:03,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:59:03,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2024-11-14 13:59:03,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:59:03,673 INFO L85 PathProgramCache]: Analyzing trace with hash 967884883, now seen corresponding path program 17 times [2024-11-14 13:59:03,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:59:03,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445300914] [2024-11-14 13:59:03,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:59:03,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:59:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:59:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 483 proven. 1734 refuted. 0 times theorem prover too weak. 1817 trivial. 0 not checked. [2024-11-14 13:59:06,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:59:06,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445300914] [2024-11-14 13:59:06,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445300914] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:59:06,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703564490] [2024-11-14 13:59:06,482 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 13:59:06,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:59:06,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:59:06,488 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:59:06,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-14 14:05:41,466 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2024-11-14 14:05:41,467 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 14:05:41,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 2298 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 14:05:41,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:05:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 371 proven. 1675 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2024-11-14 14:05:42,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:05:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 134 proven. 3104 refuted. 0 times theorem prover too weak. 796 trivial. 0 not checked. [2024-11-14 14:05:45,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703564490] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:05:45,309 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:05:45,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 13, 59] total 98 [2024-11-14 14:05:45,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957896813] [2024-11-14 14:05:45,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:05:45,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2024-11-14 14:05:45,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:05:45,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2024-11-14 14:05:45,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1976, Invalid=7530, Unknown=0, NotChecked=0, Total=9506 [2024-11-14 14:05:45,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:05:45,313 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:05:45,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 11.489795918367347) internal successors, (1126), 98 states have internal predecessors, (1126), 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) [2024-11-14 14:05:45,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:05:45,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:05:45,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:05:45,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:05:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:05:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:05:48,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:05:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:05:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:05:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:05:48,615 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forcibly destroying the process [2024-11-14 14:05:48,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-14 14:05:48,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2024-11-14 14:05:48,682 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:05:48,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:05:48,683 INFO L85 PathProgramCache]: Analyzing trace with hash 751173222, now seen corresponding path program 18 times [2024-11-14 14:05:48,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:05:48,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058764874] [2024-11-14 14:05:48,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:05:48,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:05:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:05:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3963 backedges. 292 proven. 1922 refuted. 0 times theorem prover too weak. 1749 trivial. 0 not checked. [2024-11-14 14:05:51,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:05:51,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058764874] [2024-11-14 14:05:51,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058764874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:05:51,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [158492476] [2024-11-14 14:05:51,432 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 14:05:51,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:05:51,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:05:51,435 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:05:51,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-14 14:06:17,537 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2024-11-14 14:06:17,538 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 14:06:17,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 14:06:17,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:06:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3963 backedges. 1815 proven. 387 refuted. 0 times theorem prover too weak. 1761 trivial. 0 not checked. [2024-11-14 14:06:19,450 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:06:22,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3963 backedges. 1854 proven. 348 refuted. 0 times theorem prover too weak. 1761 trivial. 0 not checked. [2024-11-14 14:06:22,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [158492476] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:06:22,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:06:22,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 37, 36] total 111 [2024-11-14 14:06:22,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777910111] [2024-11-14 14:06:22,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:06:22,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2024-11-14 14:06:22,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:06:22,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2024-11-14 14:06:22,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1525, Invalid=10685, Unknown=0, NotChecked=0, Total=12210 [2024-11-14 14:06:22,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:22,061 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:06:22,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 9.801801801801801) internal successors, (1088), 111 states have internal predecessors, (1088), 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) [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:22,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:06:22,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:06:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:06:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:06:28,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-11-14 14:06:28,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2024-11-14 14:06:28,752 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:06:28,808 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:28,808 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:28,808 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:28,808 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:28,809 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:28,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:28,810 INFO L85 PathProgramCache]: Analyzing trace with hash -914931858, now seen corresponding path program 1 times [2024-11-14 14:06:28,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:28,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055542542] [2024-11-14 14:06:28,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:28,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:06:29,221 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 14:06:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:06:29,448 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 14:06:29,466 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:29,466 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:29,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:29,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1693065237, now seen corresponding path program 1 times [2024-11-14 14:06:29,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:29,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806262397] [2024-11-14 14:06:29,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:29,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4300 backedges. 492 proven. 2187 refuted. 0 times theorem prover too weak. 1621 trivial. 0 not checked. [2024-11-14 14:06:32,538 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:06:32,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806262397] [2024-11-14 14:06:32,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806262397] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:32,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1814829526] [2024-11-14 14:06:32,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:32,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:32,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 1945 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 14:06:32,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:06:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4300 backedges. 2569 proven. 540 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2024-11-14 14:06:34,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1814829526] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:34,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:06:34,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 42] total 85 [2024-11-14 14:06:34,694 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:34,694 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:34,694 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:34,694 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:34,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:34,695 INFO L85 PathProgramCache]: Analyzing trace with hash 496513109, now seen corresponding path program 1 times [2024-11-14 14:06:34,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:34,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998989720] [2024-11-14 14:06:34,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:34,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4301 backedges. 903 proven. 2206 refuted. 0 times theorem prover too weak. 1192 trivial. 0 not checked. [2024-11-14 14:06:37,458 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:06:37,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998989720] [2024-11-14 14:06:37,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998989720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:37,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1742475327] [2024-11-14 14:06:37,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:37,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:37,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 1964 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 14:06:37,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:06:39,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4301 backedges. 2569 proven. 540 refuted. 0 times theorem prover too weak. 1192 trivial. 0 not checked. [2024-11-14 14:06:39,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1742475327] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:39,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:06:39,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 79 [2024-11-14 14:06:39,317 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:39,318 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:39,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:39,318 INFO L85 PathProgramCache]: Analyzing trace with hash 406877092, now seen corresponding path program 1 times [2024-11-14 14:06:39,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:39,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929873061] [2024-11-14 14:06:39,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:39,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4301 backedges. 384 proven. 2117 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-14 14:06:42,238 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:06:42,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929873061] [2024-11-14 14:06:42,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929873061] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:42,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1816513884] [2024-11-14 14:06:42,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:42,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:42,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 1968 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 14:06:42,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:06:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4301 backedges. 2569 proven. 540 refuted. 0 times theorem prover too weak. 1192 trivial. 0 not checked. [2024-11-14 14:06:44,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1816513884] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:44,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:06:44,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 42] total 85 [2024-11-14 14:06:44,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:44,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1207016526, now seen corresponding path program 19 times [2024-11-14 14:06:44,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:06:44,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664342162] [2024-11-14 14:06:44,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:44,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4303 backedges. 386 proven. 2117 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-14 14:06:47,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:06:47,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664342162] [2024-11-14 14:06:47,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664342162] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:06:47,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645228482] [2024-11-14 14:06:47,285 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 14:06:47,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:06:47,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:06:47,287 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:06:47,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-14 14:06:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:06:47,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 14:06:47,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:06:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4303 backedges. 2009 proven. 540 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2024-11-14 14:06:49,387 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:06:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4303 backedges. 1893 proven. 656 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2024-11-14 14:06:51,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645228482] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:06:51,227 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:06:51,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 42, 42] total 124 [2024-11-14 14:06:51,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620476607] [2024-11-14 14:06:51,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:06:51,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-11-14 14:06:51,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:06:51,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-11-14 14:06:51,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1565, Invalid=13687, Unknown=0, NotChecked=0, Total=15252 [2024-11-14 14:06:51,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:51,232 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:06:51,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 8.846774193548388) internal successors, (1097), 124 states have internal predecessors, (1097), 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) [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:06:51,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:06:51,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:56,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:06:56,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:06:56,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:06:56,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:06:56,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-11-14 14:06:56,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:06:56,715 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:06:56,764 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:56,764 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:56,764 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:56,764 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:56,765 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:56,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:56,766 INFO L85 PathProgramCache]: Analyzing trace with hash -2147039736, now seen corresponding path program 1 times [2024-11-14 14:06:56,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:56,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358115132] [2024-11-14 14:06:56,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:56,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:06:57,040 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 14:06:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:06:57,418 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 14:06:57,434 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:57,435 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:06:57,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:06:57,436 INFO L85 PathProgramCache]: Analyzing trace with hash 575468243, now seen corresponding path program 1 times [2024-11-14 14:06:57,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:06:57,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125241438] [2024-11-14 14:06:57,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:06:57,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:06:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4502 backedges. 614 proven. 2334 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2024-11-14 14:07:00,740 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:00,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125241438] [2024-11-14 14:07:00,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125241438] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:00,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [712530472] [2024-11-14 14:07:00,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:00,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:00,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 14:07:00,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:03,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4502 backedges. 2699 proven. 637 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2024-11-14 14:07:03,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [712530472] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:03,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:03,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 45] total 91 [2024-11-14 14:07:03,320 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:03,320 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:03,320 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:03,320 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:03,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:03,321 INFO L85 PathProgramCache]: Analyzing trace with hash -152617745, now seen corresponding path program 1 times [2024-11-14 14:07:03,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:03,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913076972] [2024-11-14 14:07:03,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:03,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4503 backedges. 1043 proven. 2274 refuted. 0 times theorem prover too weak. 1186 trivial. 0 not checked. [2024-11-14 14:07:06,424 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:06,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913076972] [2024-11-14 14:07:06,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913076972] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:06,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1063301587] [2024-11-14 14:07:06,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:06,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 1992 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 14:07:06,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4503 backedges. 2699 proven. 637 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2024-11-14 14:07:08,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1063301587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:08,721 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:08,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 85 [2024-11-14 14:07:08,736 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:08,736 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:08,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:08,737 INFO L85 PathProgramCache]: Analyzing trace with hash -637627202, now seen corresponding path program 1 times [2024-11-14 14:07:08,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:08,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268383393] [2024-11-14 14:07:08,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:08,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4503 backedges. 492 proven. 2292 refuted. 0 times theorem prover too weak. 1719 trivial. 0 not checked. [2024-11-14 14:07:12,264 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:12,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268383393] [2024-11-14 14:07:12,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268383393] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:12,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1925016280] [2024-11-14 14:07:12,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:12,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:12,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 1996 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 14:07:12,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4503 backedges. 2699 proven. 637 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2024-11-14 14:07:14,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1925016280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:14,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:14,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 45] total 91 [2024-11-14 14:07:14,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:14,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1997564800, now seen corresponding path program 20 times [2024-11-14 14:07:14,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:07:14,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733482278] [2024-11-14 14:07:14,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 494 proven. 2292 refuted. 0 times theorem prover too weak. 1719 trivial. 0 not checked. [2024-11-14 14:07:17,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:07:17,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733482278] [2024-11-14 14:07:17,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733482278] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:17,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240270930] [2024-11-14 14:07:17,818 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 14:07:17,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:07:17,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:07:17,820 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:07:17,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-14 14:07:18,312 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 14:07:18,312 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 14:07:18,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 2048 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 14:07:18,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 2177 proven. 637 refuted. 0 times theorem prover too weak. 1691 trivial. 0 not checked. [2024-11-14 14:07:20,218 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:07:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 2011 proven. 803 refuted. 0 times theorem prover too weak. 1691 trivial. 0 not checked. [2024-11-14 14:07:22,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240270930] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:07:22,205 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:07:22,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 45, 45] total 133 [2024-11-14 14:07:22,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868059191] [2024-11-14 14:07:22,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:07:22,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 133 states [2024-11-14 14:07:22,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:07:22,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2024-11-14 14:07:22,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1796, Invalid=15760, Unknown=0, NotChecked=0, Total=17556 [2024-11-14 14:07:22,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:07:22,209 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:07:22,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 133 states, 133 states have (on average 8.74436090225564) internal successors, (1163), 133 states have internal predecessors, (1163), 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) [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:07:22,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:07:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:07:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:07:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:07:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:07:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:07:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:07:28,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:07:28,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-14 14:07:28,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable85,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2024-11-14 14:07:28,392 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:07:28,457 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:28,457 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:28,457 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:28,457 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:28,458 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:28,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:28,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1837182114, now seen corresponding path program 1 times [2024-11-14 14:07:28,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:28,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889829528] [2024-11-14 14:07:28,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:07:29,058 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 14:07:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:07:29,624 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 14:07:29,642 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:29,642 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:29,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:29,643 INFO L85 PathProgramCache]: Analyzing trace with hash 991487377, now seen corresponding path program 1 times [2024-11-14 14:07:29,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:29,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645671081] [2024-11-14 14:07:29,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 750 proven. 2461 refuted. 0 times theorem prover too weak. 1509 trivial. 0 not checked. [2024-11-14 14:07:33,251 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:33,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645671081] [2024-11-14 14:07:33,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645671081] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:33,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [424875343] [2024-11-14 14:07:33,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:33,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:33,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 2001 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 14:07:33,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2805 proven. 742 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2024-11-14 14:07:35,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [424875343] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:35,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:35,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 49] total 98 [2024-11-14 14:07:35,962 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:35,962 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:35,962 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:35,962 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:35,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:35,963 INFO L85 PathProgramCache]: Analyzing trace with hash -914282103, now seen corresponding path program 1 times [2024-11-14 14:07:35,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:35,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506012689] [2024-11-14 14:07:35,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:35,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:40,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4721 backedges. 1208 proven. 2338 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2024-11-14 14:07:40,087 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:40,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506012689] [2024-11-14 14:07:40,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506012689] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:40,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1642792827] [2024-11-14 14:07:40,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:40,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:40,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 14:07:40,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4721 backedges. 2805 proven. 742 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2024-11-14 14:07:42,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1642792827] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:42,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:42,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 49] total 92 [2024-11-14 14:07:42,385 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:42,385 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:07:42,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:42,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1842320856, now seen corresponding path program 1 times [2024-11-14 14:07:42,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:07:42,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684683565] [2024-11-14 14:07:42,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:42,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4721 backedges. 614 proven. 2447 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2024-11-14 14:07:46,321 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:07:46,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684683565] [2024-11-14 14:07:46,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684683565] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:46,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2119258926] [2024-11-14 14:07:46,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:46,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:46,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 14:07:46,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:07:49,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4721 backedges. 2805 proven. 742 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2024-11-14 14:07:49,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2119258926] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:49,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:07:49,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 49] total 98 [2024-11-14 14:07:49,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:07:49,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1714334898, now seen corresponding path program 21 times [2024-11-14 14:07:49,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:07:49,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481105196] [2024-11-14 14:07:49,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:07:49,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:07:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:07:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4723 backedges. 616 proven. 2447 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2024-11-14 14:07:52,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:07:52,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481105196] [2024-11-14 14:07:52,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481105196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:07:52,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135399494] [2024-11-14 14:07:52,931 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 14:07:52,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:07:52,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:07:52,933 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:07:52,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-14 14:08:07,223 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-11-14 14:08:07,223 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 14:08:07,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 14:08:07,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:08:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4723 backedges. 2465 proven. 742 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked. [2024-11-14 14:08:09,773 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:08:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4723 backedges. 843 proven. 2364 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked. [2024-11-14 14:08:11,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135399494] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:08:11,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:08:11,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 49, 49] total 144 [2024-11-14 14:08:11,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794753923] [2024-11-14 14:08:11,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:08:11,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-11-14 14:08:11,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:08:11,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-11-14 14:08:11,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2110, Invalid=18482, Unknown=0, NotChecked=0, Total=20592 [2024-11-14 14:08:11,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:11,926 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:08:11,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 8.555555555555555) internal successors, (1232), 144 states have internal predecessors, (1232), 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) [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:11,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:08:11,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:08:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2024-11-14 14:08:19,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-14 14:08:19,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-11-14 14:08:19,323 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:08:19,365 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:19,365 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:19,365 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:19,365 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:19,365 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:19,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:19,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1800768708, now seen corresponding path program 1 times [2024-11-14 14:08:19,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:19,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026195311] [2024-11-14 14:08:19,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:19,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:08:19,915 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 14:08:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:08:20,334 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 14:08:20,350 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:20,350 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:20,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:20,351 INFO L85 PathProgramCache]: Analyzing trace with hash 772405327, now seen corresponding path program 1 times [2024-11-14 14:08:20,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:20,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299467777] [2024-11-14 14:08:20,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:20,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4954 backedges. 900 proven. 2568 refuted. 0 times theorem prover too weak. 1486 trivial. 0 not checked. [2024-11-14 14:08:24,166 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:08:24,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299467777] [2024-11-14 14:08:24,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299467777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:24,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [856103188] [2024-11-14 14:08:24,166 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:24,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:24,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 14:08:24,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:08:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4954 backedges. 2805 proven. 855 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2024-11-14 14:08:26,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [856103188] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:26,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:08:26,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 51] total 103 [2024-11-14 14:08:26,961 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:26,961 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_42 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:26,961 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_42 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:26,961 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:26,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:26,963 INFO L85 PathProgramCache]: Analyzing trace with hash -332794333, now seen corresponding path program 1 times [2024-11-14 14:08:26,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:26,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160057678] [2024-11-14 14:08:26,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4955 backedges. 1377 proven. 2364 refuted. 0 times theorem prover too weak. 1214 trivial. 0 not checked. [2024-11-14 14:08:30,426 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:08:30,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160057678] [2024-11-14 14:08:30,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160057678] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:30,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1572632955] [2024-11-14 14:08:30,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:30,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:30,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 2048 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 14:08:30,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:08:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4955 backedges. 2805 proven. 855 refuted. 0 times theorem prover too weak. 1295 trivial. 0 not checked. [2024-11-14 14:08:33,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1572632955] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:33,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:08:33,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 14:08:33,099 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:33,099 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:33,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:33,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1988659470, now seen corresponding path program 1 times [2024-11-14 14:08:33,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:33,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696174327] [2024-11-14 14:08:33,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:33,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4955 backedges. 750 proven. 2582 refuted. 0 times theorem prover too weak. 1623 trivial. 0 not checked. [2024-11-14 14:08:37,107 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:08:37,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696174327] [2024-11-14 14:08:37,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696174327] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:37,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [510259259] [2024-11-14 14:08:37,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:37,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:37,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 2052 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 14:08:37,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:08:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4955 backedges. 2805 proven. 855 refuted. 0 times theorem prover too weak. 1295 trivial. 0 not checked. [2024-11-14 14:08:39,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [510259259] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:39,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:08:39,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 51] total 103 [2024-11-14 14:08:39,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:39,910 INFO L85 PathProgramCache]: Analyzing trace with hash 728425700, now seen corresponding path program 22 times [2024-11-14 14:08:39,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:08:39,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946555100] [2024-11-14 14:08:39,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:39,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:08:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4957 backedges. 752 proven. 2582 refuted. 0 times theorem prover too weak. 1623 trivial. 0 not checked. [2024-11-14 14:08:44,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:08:44,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946555100] [2024-11-14 14:08:44,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946555100] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:08:44,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414476245] [2024-11-14 14:08:44,085 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 14:08:44,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:08:44,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:08:44,087 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:08:44,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-14 14:08:44,460 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 14:08:44,461 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 14:08:44,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 1258 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 14:08:44,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:08:46,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4957 backedges. 2471 proven. 855 refuted. 0 times theorem prover too weak. 1631 trivial. 0 not checked. [2024-11-14 14:08:46,645 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 14:08:49,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4957 backedges. 2265 proven. 1061 refuted. 0 times theorem prover too weak. 1631 trivial. 0 not checked. [2024-11-14 14:08:49,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414476245] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 14:08:49,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 14:08:49,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 51, 51] total 151 [2024-11-14 14:08:49,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400699053] [2024-11-14 14:08:49,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 14:08:49,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-11-14 14:08:49,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:08:49,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-11-14 14:08:49,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2306, Invalid=20344, Unknown=0, NotChecked=0, Total=22650 [2024-11-14 14:08:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:49,146 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:08:49,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 8.57615894039735) internal successors, (1295), 151 states have internal predecessors, (1295), 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) [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2024-11-14 14:08:49,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:08:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2024-11-14 14:08:56,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-14 14:08:56,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-11-14 14:08:56,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101 [2024-11-14 14:08:56,422 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 14:08:56,481 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_plus_#res#1_Out_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:56,481 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_Out_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:56,481 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_44 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:56,481 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_44 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:56,481 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:56,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:56,482 INFO L85 PathProgramCache]: Analyzing trace with hash 742824406, now seen corresponding path program 1 times [2024-11-14 14:08:56,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:56,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645121595] [2024-11-14 14:08:56,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:56,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:08:56,883 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 14:08:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 14:08:57,507 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 14:08:57,525 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:57,526 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:08:57,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:08:57,526 INFO L85 PathProgramCache]: Analyzing trace with hash -975426803, now seen corresponding path program 1 times [2024-11-14 14:08:57,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:08:57,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246932133] [2024-11-14 14:08:57,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:08:57,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:08:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5204 backedges. 1064 proven. 2655 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2024-11-14 14:09:01,315 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:09:01,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246932133] [2024-11-14 14:09:01,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246932133] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:01,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1888513029] [2024-11-14 14:09:01,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:01,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:01,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 2057 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 14:09:01,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:09:04,335 INFO L134 CoverageAnalysis]: Checked inductivity of 5204 backedges. 2696 proven. 1167 refuted. 0 times theorem prover too weak. 1341 trivial. 0 not checked. [2024-11-14 14:09:04,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1888513029] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:04,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:09:04,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 54] total 109 [2024-11-14 14:09:04,362 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_plus_#res#1_Out_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:04,362 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_Out_46 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:04,362 WARN L331 ript$VariableManager]: TermVariable v_~total~0_Out_46 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:04,362 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:04,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:09:04,363 INFO L85 PathProgramCache]: Analyzing trace with hash -375020867, now seen corresponding path program 1 times [2024-11-14 14:09:04,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:09:04,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486373934] [2024-11-14 14:09:04,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:04,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 1560 proven. 2370 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-11-14 14:09:08,108 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:09:08,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486373934] [2024-11-14 14:09:08,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486373934] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:08,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1035489231] [2024-11-14 14:09:08,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:08,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:08,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 2076 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 14:09:08,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:09:10,417 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2696 proven. 1167 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-11-14 14:09:10,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1035489231] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:10,418 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:09:10,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54] total 103 [2024-11-14 14:09:10,432 WARN L331 ript$VariableManager]: TermVariable v_~i~0_Out_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:10,432 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_~cond~2#1_Out_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 14:09:10,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:09:10,432 INFO L85 PathProgramCache]: Analyzing trace with hash 381302796, now seen corresponding path program 1 times [2024-11-14 14:09:10,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 14:09:10,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127552186] [2024-11-14 14:09:10,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:10,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 900 proven. 2697 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2024-11-14 14:09:14,683 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 14:09:14,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127552186] [2024-11-14 14:09:14,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127552186] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:14,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [806702677] [2024-11-14 14:09:14,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:14,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:14,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 14:09:14,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 14:09:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2696 proven. 1167 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-11-14 14:09:17,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [806702677] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:17,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 14:09:17,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 54] total 109 [2024-11-14 14:09:17,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 14:09:17,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1885355286, now seen corresponding path program 23 times [2024-11-14 14:09:17,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 14:09:17,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975464761] [2024-11-14 14:09:17,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 14:09:17,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 14:09:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 14:09:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 5207 backedges. 902 proven. 2697 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2024-11-14 14:09:21,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 14:09:21,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975464761] [2024-11-14 14:09:21,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975464761] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 14:09:21,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120786619] [2024-11-14 14:09:21,948 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 14:09:21,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 14:09:21,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 14:09:21,951 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 14:09:21,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process Received shutdown request... [2024-11-14 14:11:28,773 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 14:11:28,799 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 14:11:28,799 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 14:11:29,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-11-14 14:11:29,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 14:11:29,973 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forcibly destroying the process [2024-11-14 14:11:30,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 137 [2024-11-14 14:11:30,062 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 14:11:30,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-14 14:11:30,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2024-11-14 14:11:30,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021385348] [2024-11-14 14:11:30,063 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-14 14:11:30,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-11-14 14:11:30,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 14:11:30,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-11-14 14:11:30,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=538, Invalid=2654, Unknown=0, NotChecked=0, Total=3192 [2024-11-14 14:11:30,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:11:30,064 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 14:11:30,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 9.385964912280702) internal successors, (535), 57 states have internal predecessors, (535), 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) [2024-11-14 14:11:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-11-14 14:11:30,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 14:11:30,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103 [2024-11-14 14:11:30,068 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-14 14:11:30,069 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 14:11:30,069 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 14:11:30,070 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 14:11:30,070 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 14:11:30,070 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 14:11:30,074 INFO L422 BasicCegarLoop]: Path program histogram: [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 14:11:30,076 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 14:11:30,076 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 14:11:30,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:11:30 BasicIcfg [2024-11-14 14:11:30,080 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 14:11:30,081 INFO L158 Benchmark]: Toolchain (without parser) took 853465.11ms. Allocated memory was 100.7MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 73.5MB in the beginning and 1.0GB in the end (delta: -975.3MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2024-11-14 14:11:30,081 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory was 53.3MB in the beginning and 53.1MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 14:11:30,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.61ms. Allocated memory is still 100.7MB. Free memory was 73.2MB in the beginning and 60.0MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 14:11:30,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.34ms. Allocated memory is still 100.7MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 14:11:30,081 INFO L158 Benchmark]: Boogie Preprocessor took 26.91ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 56.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 14:11:30,081 INFO L158 Benchmark]: RCFGBuilder took 567.30ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 59.6MB in the end (delta: -3.4MB). Peak memory consumption was 42.7MB. Max. memory is 8.0GB. [2024-11-14 14:11:30,082 INFO L158 Benchmark]: TraceAbstraction took 852556.41ms. Allocated memory was 100.7MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 59.0MB in the beginning and 1.0GB in the end (delta: -989.7MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-14 14:11:30,082 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory was 53.3MB in the beginning and 53.1MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 255.61ms. Allocated memory is still 100.7MB. Free memory was 73.2MB in the beginning and 60.0MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.34ms. Allocated memory is still 100.7MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 26.91ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 56.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 567.30ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 59.6MB in the end (delta: -3.4MB). Peak memory consumption was 42.7MB. Max. memory is 8.0GB. * TraceAbstraction took 852556.41ms. Allocated memory was 100.7MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 59.0MB in the beginning and 1.0GB in the end (delta: -989.7MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1792685, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 147705, dependent conditional: 147685, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1650970, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 5990, dependent conditional: 5970, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1650970, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 5990, dependent conditional: 5970, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 353424, dependent conditional: 353404, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 85523, independent unconditional: 1559457, dependent: 353424, dependent conditional: 132847, dependent unconditional: 220577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 85523, independent unconditional: 1559457, dependent: 353424, dependent conditional: 132847, dependent unconditional: 220577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3048, independent: 2839, independent conditional: 175, independent unconditional: 2664, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3048, independent: 2658, independent conditional: 0, independent unconditional: 2658, dependent: 390, dependent conditional: 0, dependent unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 390, independent: 181, independent conditional: 175, independent unconditional: 6, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 390, independent: 181, independent conditional: 175, independent unconditional: 6, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8406, independent: 3454, independent conditional: 3261, independent unconditional: 194, dependent: 4952, dependent conditional: 4302, dependent unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 47, Protected Queries: 0 ], Cache Queries: [ total: 1998404, independent: 1642141, independent conditional: 85348, independent unconditional: 1556793, dependent: 353215, dependent conditional: 132658, dependent unconditional: 220557, unknown: 3048, unknown conditional: 364, unknown unconditional: 2684] , Statistics on independence cache: Total cache size (in pairs): 3048, Positive cache size: 2839, Positive conditional cache size: 175, Positive unconditional cache size: 2664, Negative cache size: 209, Negative conditional cache size: 189, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1777041, Maximal queried relation: 11, Independence queries for same thread: 141715, Persistent sets #1 benchmarks: Persistent set computation time: 1.0s, Number of persistent set computation: 1022, Number of trivial persistent sets: 592, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2993, independent: 2973, independent conditional: 0, independent unconditional: 2973, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1792685, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 147705, dependent conditional: 147685, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1650970, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 5990, dependent conditional: 5970, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1650970, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 5990, dependent conditional: 5970, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 1642007, independent unconditional: 2973, dependent: 353424, dependent conditional: 353404, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 85523, independent unconditional: 1559457, dependent: 353424, dependent conditional: 132847, dependent unconditional: 220577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1998404, independent: 1644980, independent conditional: 85523, independent unconditional: 1559457, dependent: 353424, dependent conditional: 132847, dependent unconditional: 220577, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3048, independent: 2839, independent conditional: 175, independent unconditional: 2664, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3048, independent: 2658, independent conditional: 0, independent unconditional: 2658, dependent: 390, dependent conditional: 0, dependent unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 390, independent: 181, independent conditional: 175, independent unconditional: 6, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 390, independent: 181, independent conditional: 175, independent unconditional: 6, dependent: 209, dependent conditional: 189, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8406, independent: 3454, independent conditional: 3261, independent unconditional: 194, dependent: 4952, dependent conditional: 4302, dependent unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 47, Protected Queries: 0 ], Cache Queries: [ total: 1998404, independent: 1642141, independent conditional: 85348, independent unconditional: 1556793, dependent: 353215, dependent conditional: 132658, dependent unconditional: 220557, unknown: 3048, unknown conditional: 364, unknown unconditional: 2684] , Statistics on independence cache: Total cache size (in pairs): 3048, Positive cache size: 2839, Positive conditional cache size: 175, Positive unconditional cache size: 2664, Negative cache size: 209, Negative conditional cache size: 189, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1777041, Maximal queried relation: 11, Independence queries for same thread: 141715 - TimeoutResultAtElement [Line: 152]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 143]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 142]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 144]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 145]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 246 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 852.4s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 23, EmptinessCheckTime: 65.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1413, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.4s SsaConstructionTime, 440.3s SatisfiabilityAnalysisTime, 79.0s InterpolantComputationTime, 24465 NumberOfCodeBlocks, 22927 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 34383 ConstructedInterpolants, 0 QuantifiedInterpolants, 124447 SizeOfPredicates, 288 NumberOfNonLiveVariables, 24727 ConjunctsInSsa, 572 ConjunctsInUnsatCore, 66 InterpolantComputations, 7 PerfectInterpolantSequences, 81739/117217 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 130.3s, ConditionCalculationTime: 1.4s, CommutingCounterexamples: 0, ConditionCalculations: 1643, TraceChecks: 47, UnknownTraceChecks: 0, ImperfectProofs: 37, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown