/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-22 20:46:51,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 20:46:51,473 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-22 20:46:51,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 20:46:51,478 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 20:46:51,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 20:46:51,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 20:46:51,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 20:46:51,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 20:46:51,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 20:46:51,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 20:46:51,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 20:46:51,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 20:46:51,536 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 20:46:51,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 20:46:51,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 20:46:51,537 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 20:46:51,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2025-01-22 20:46:51,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 20:46:51,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 20:46:51,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 20:46:51,816 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 20:46:51,816 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 20:46:51,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl [2025-01-22 20:46:51,817 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl' [2025-01-22 20:46:51,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 20:46:51,843 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 20:46:51,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 20:46:51,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 20:46:51,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 20:46:51,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,863 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 20:46:51,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 20:46:51,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 20:46:51,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 20:46:51,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 20:46:51,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,871 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 20:46:51,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 20:46:51,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 20:46:51,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 20:46:51,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/1) ... [2025-01-22 20:46:51,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 20:46:51,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:46:51,902 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) [2025-01-22 20:46:51,908 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 [2025-01-22 20:46:51,926 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 20:46:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 20:46:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 20:46:51,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 20:46:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 20:46:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 20:46:51,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 20:46:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 20:46:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 20:46:51,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 20:46:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 20:46:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 20:46:51,928 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-22 20:46:51,960 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 20:46:51,961 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 20:46:52,022 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 20:46:52,022 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 20:46:52,046 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 20:46:52,047 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 20:46:52,047 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:46:52 BoogieIcfgContainer [2025-01-22 20:46:52,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 20:46:52,051 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 20:46:52,051 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 20:46:52,056 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 20:46:52,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 08:46:51" (1/2) ... [2025-01-22 20:46:52,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a0722db and model type mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 08:46:52, skipping insertion in model container [2025-01-22 20:46:52,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:46:52" (2/2) ... [2025-01-22 20:46:52,058 INFO L128 eAbstractionObserver]: Analyzing ICFG mult-equiv.wvr.bpl [2025-01-22 20:46:52,067 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 20:46:52,068 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mult-equiv.wvr.bpl that has 4 procedures, 20 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2025-01-22 20:46:52,069 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 20:46:52,103 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-01-22 20:46:52,135 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 20:46:52,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 20:46:52,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:46:52,137 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) [2025-01-22 20:46:52,141 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 [2025-01-22 20:46:52,194 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 20:46:52,209 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 20:46:52,215 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;@5c9040ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 20:46:52,216 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-01-22 20:46:53,000 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:46:53,000 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:46:53,002 INFO L139 ounterexampleChecker]: Examining path program with hash 1502959955, occurence #1 [2025-01-22 20:46:53,002 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:46:53,002 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:46:53,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:46:53,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1045212749, now seen corresponding path program 1 times [2025-01-22 20:46:53,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:46:53,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438358649] [2025-01-22 20:46:53,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 20:46:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:46:53,066 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-22 20:46:53,089 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-22 20:46:53,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:46:53,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:46:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:53,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:46:53,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438358649] [2025-01-22 20:46:53,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438358649] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 20:46:53,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 20:46:53,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 20:46:53,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547222789] [2025-01-22 20:46:53,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 20:46:53,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 20:46:53,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:46:53,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 20:46:53,291 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-22 20:46:53,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:46:53,292 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:46:53,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 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) [2025-01-22 20:46:53,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:46:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:46:53,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 20:46:53,392 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:46:53,392 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:46:53,392 INFO L139 ounterexampleChecker]: Examining path program with hash -1550046109, occurence #1 [2025-01-22 20:46:53,392 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:46:53,392 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:46:53,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:46:53,393 INFO L85 PathProgramCache]: Analyzing trace with hash -980355399, now seen corresponding path program 1 times [2025-01-22 20:46:53,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:46:53,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118752029] [2025-01-22 20:46:53,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 20:46:53,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:46:53,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 20:46:53,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 20:46:53,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:46:53,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:46:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:53,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:46:53,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118752029] [2025-01-22 20:46:53,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118752029] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:46:53,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616461636] [2025-01-22 20:46:53,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 20:46:53,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:46:53,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:46:53,619 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) [2025-01-22 20:46:53,621 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 [2025-01-22 20:46:53,646 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 20:46:53,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 20:46:53,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:46:53,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:46:53,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-22 20:46:53,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:46:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:53,725 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:46:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:53,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [616461636] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:46:53,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:46:53,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5] total 12 [2025-01-22 20:46:53,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116637012] [2025-01-22 20:46:53,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:46:53,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-22 20:46:53,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:46:53,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-22 20:46:53,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2025-01-22 20:46:53,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:46:53,836 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:46:53,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 20:46:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:46:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:46:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:46:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:46:54,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-22 20:46:54,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:46:54,542 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:46:54,542 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:46:54,542 INFO L139 ounterexampleChecker]: Examining path program with hash -415198096, occurence #1 [2025-01-22 20:46:54,542 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:46:54,542 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:46:54,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:46:54,543 INFO L85 PathProgramCache]: Analyzing trace with hash -134571911, now seen corresponding path program 2 times [2025-01-22 20:46:54,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:46:54,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878093095] [2025-01-22 20:46:54,543 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:46:54,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:46:54,549 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 20:46:54,587 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 20:46:54,587 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:46:54,587 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:46:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:55,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:46:55,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878093095] [2025-01-22 20:46:55,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878093095] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:46:55,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449508778] [2025-01-22 20:46:55,405 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:46:55,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:46:55,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:46:55,410 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) [2025-01-22 20:46:55,412 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 [2025-01-22 20:46:55,438 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 20:46:55,453 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 20:46:55,453 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:46:55,453 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:46:55,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 44 conjuncts are in the unsatisfiable core [2025-01-22 20:46:55,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:46:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:46:56,067 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:46:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:46:56,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449508778] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:46:56,886 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:46:56,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 39 [2025-01-22 20:46:56,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210825985] [2025-01-22 20:46:56,887 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:46:56,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-22 20:46:56,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:46:56,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-22 20:46:56,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1318, Unknown=0, NotChecked=0, Total=1560 [2025-01-22 20:46:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:46:56,889 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:46:56,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.125) internal successors, (85), 39 states have internal predecessors, (85), 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) [2025-01-22 20:46:56,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:46:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:46:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:01,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:01,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:01,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:01,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-22 20:47:01,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:01,908 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:01,908 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:01,908 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #1 [2025-01-22 20:47:01,909 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:47:01,909 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:01,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:01,909 INFO L85 PathProgramCache]: Analyzing trace with hash 782307629, now seen corresponding path program 3 times [2025-01-22 20:47:01,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:01,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010589151] [2025-01-22 20:47:01,909 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:47:01,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:01,915 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 20:47:01,934 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 20:47:01,934 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 20:47:01,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2025-01-22 20:47:02,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:02,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010589151] [2025-01-22 20:47:02,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010589151] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:02,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593182829] [2025-01-22 20:47:02,063 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:47:02,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:02,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:02,066 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) [2025-01-22 20:47:02,068 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 [2025-01-22 20:47:02,092 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 20:47:02,114 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 20:47:02,114 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 20:47:02,115 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:02,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-22 20:47:02,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2025-01-22 20:47:02,128 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-22 20:47:02,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593182829] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 20:47:02,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-22 20:47:02,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2025-01-22 20:47:02,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205957362] [2025-01-22 20:47:02,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 20:47:02,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 20:47:02,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:02,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 20:47:02,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-22 20:47:02,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:02,129 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:02,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2025-01-22 20:47:02,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:02,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:02,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:02,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:02,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:02,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:02,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:02,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-01-22 20:47:02,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:02,380 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:02,380 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:02,381 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #2 [2025-01-22 20:47:02,381 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:47:02,381 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-22 20:47:02,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:02,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1017416394, now seen corresponding path program 1 times [2025-01-22 20:47:02,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 20:47:02,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140768409] [2025-01-22 20:47:02,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 20:47:02,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:02,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-22 20:47:02,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-22 20:47:02,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:47:02,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-22 20:47:02,443 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2025-01-22 20:47:02,443 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2025-01-22 20:47:02,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2025-01-22 20:47:02,444 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:02,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-22 20:47:02,444 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:02,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-22 20:47:02,444 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:47:02,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2025-01-22 20:47:02,444 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:02,444 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:47:02,444 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:02,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:02,445 INFO L85 PathProgramCache]: Analyzing trace with hash 287111609, now seen corresponding path program 4 times [2025-01-22 20:47:02,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:02,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141721986] [2025-01-22 20:47:02,445 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:47:02,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:02,450 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 20:47:02,463 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-22 20:47:02,463 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:47:02,463 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 21 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:03,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:03,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141721986] [2025-01-22 20:47:03,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141721986] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:03,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [428998360] [2025-01-22 20:47:03,011 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:47:03,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:03,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:03,015 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) [2025-01-22 20:47:03,017 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 [2025-01-22 20:47:03,039 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 20:47:03,059 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-22 20:47:03,059 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:47:03,059 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:03,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-22 20:47:03,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:03,309 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 27 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:03,309 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:03,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [428998360] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:03,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:03,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 21] total 45 [2025-01-22 20:47:03,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661675866] [2025-01-22 20:47:03,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:03,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2025-01-22 20:47:03,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:03,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2025-01-22 20:47:03,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=1593, Unknown=0, NotChecked=0, Total=2070 [2025-01-22 20:47:03,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:03,694 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:03,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 2.5217391304347827) internal successors, (116), 45 states have internal predecessors, (116), 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) [2025-01-22 20:47:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-01-22 20:47:04,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-01-22 20:47:04,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:04,805 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:04,805 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:04,805 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #3 [2025-01-22 20:47:04,805 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:47:04,805 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-22 20:47:04,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:04,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1017416419, now seen corresponding path program 1 times [2025-01-22 20:47:04,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 20:47:04,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860298871] [2025-01-22 20:47:04,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 20:47:04,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:04,843 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-22 20:47:04,862 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-22 20:47:04,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:47:04,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-22 20:47:04,863 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2025-01-22 20:47:04,863 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2025-01-22 20:47:04,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2025-01-22 20:47:04,863 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2025-01-22 20:47:04,864 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:47:04,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2025-01-22 20:47:04,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:04,864 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:47:04,864 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:04,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:04,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1164911581, now seen corresponding path program 5 times [2025-01-22 20:47:04,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:04,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209446106] [2025-01-22 20:47:04,865 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:47:04,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:04,872 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 20:47:04,899 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 20:47:04,899 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 20:47:04,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 90 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:06,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:06,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209446106] [2025-01-22 20:47:06,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209446106] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:06,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050783033] [2025-01-22 20:47:06,063 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:47:06,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:06,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:06,065 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) [2025-01-22 20:47:06,068 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 [2025-01-22 20:47:06,091 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 20:47:06,116 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 20:47:06,117 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 20:47:06,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:06,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-01-22 20:47:06,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:06,571 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 96 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:06,571 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:07,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050783033] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:07,265 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:07,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38, 31] total 80 [2025-01-22 20:47:07,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359631798] [2025-01-22 20:47:07,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:07,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-01-22 20:47:07,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:07,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-01-22 20:47:07,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1720, Invalid=4760, Unknown=0, NotChecked=0, Total=6480 [2025-01-22 20:47:07,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:07,276 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:07,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 2.1358024691358026) internal successors, (173), 80 states have internal predecessors, (173), 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) [2025-01-22 20:47:07,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:07,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:07,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:07,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:07,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2025-01-22 20:47:07,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:08,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-01-22 20:47:08,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:08,961 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:08,961 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:08,961 INFO L139 ounterexampleChecker]: Examining path program with hash 1975389568, occurence #1 [2025-01-22 20:47:08,962 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:47:08,962 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:08,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:08,962 INFO L85 PathProgramCache]: Analyzing trace with hash 625276017, now seen corresponding path program 6 times [2025-01-22 20:47:08,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:08,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205523026] [2025-01-22 20:47:08,962 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:47:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:08,966 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 20:47:09,012 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 20:47:09,012 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 20:47:09,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:09,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:09,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205523026] [2025-01-22 20:47:09,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205523026] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:09,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470417324] [2025-01-22 20:47:09,726 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:47:09,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:09,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:09,735 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) [2025-01-22 20:47:09,745 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 [2025-01-22 20:47:09,768 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 20:47:09,804 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 20:47:09,805 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 20:47:09,805 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:09,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-01-22 20:47:09,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:10,298 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:11,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470417324] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:11,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:11,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 46, 52] total 98 [2025-01-22 20:47:11,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727815110] [2025-01-22 20:47:11,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:11,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2025-01-22 20:47:11,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:11,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2025-01-22 20:47:11,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2479, Invalid=7223, Unknown=0, NotChecked=0, Total=9702 [2025-01-22 20:47:11,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:11,126 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:11,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 99 states have (on average 1.797979797979798) internal successors, (178), 98 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:11,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:13,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-01-22 20:47:13,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:13,403 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:13,403 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:13,403 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #1 [2025-01-22 20:47:13,403 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:47:13,403 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:13,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:13,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1911317943, now seen corresponding path program 7 times [2025-01-22 20:47:13,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:13,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22814736] [2025-01-22 20:47:13,403 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:47:13,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:13,407 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 20:47:13,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 20:47:13,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:47:13,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:14,907 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 176 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:14,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:14,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22814736] [2025-01-22 20:47:14,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22814736] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:14,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917249267] [2025-01-22 20:47:14,908 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:47:14,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:14,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:14,909 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) [2025-01-22 20:47:14,910 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 [2025-01-22 20:47:14,931 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 20:47:14,956 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 20:47:14,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:47:14,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:14,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 63 conjuncts are in the unsatisfiable core [2025-01-22 20:47:14,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 192 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:15,447 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:16,499 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:16,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917249267] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:16,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:16,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 46] total 100 [2025-01-22 20:47:16,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959931480] [2025-01-22 20:47:16,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:16,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2025-01-22 20:47:16,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:16,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2025-01-22 20:47:16,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2252, Invalid=7848, Unknown=0, NotChecked=0, Total=10100 [2025-01-22 20:47:16,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:16,504 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:16,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 2.1386138613861387) internal successors, (216), 100 states have internal predecessors, (216), 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) [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:16,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:18,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2025-01-22 20:47:18,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-01-22 20:47:19,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:19,009 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:19,009 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:19,009 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #1 [2025-01-22 20:47:19,009 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 20:47:19,009 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:19,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:19,010 INFO L85 PathProgramCache]: Analyzing trace with hash -151921311, now seen corresponding path program 8 times [2025-01-22 20:47:19,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:19,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248463730] [2025-01-22 20:47:19,010 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:47:19,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:19,015 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 20:47:19,035 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 20:47:19,035 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:47:19,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 225 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:20,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:20,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248463730] [2025-01-22 20:47:20,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248463730] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:20,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573420657] [2025-01-22 20:47:20,572 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:47:20,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:20,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:20,574 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) [2025-01-22 20:47:20,575 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 [2025-01-22 20:47:20,596 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 20:47:20,622 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 20:47:20,622 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:47:20,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:20,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 69 conjuncts are in the unsatisfiable core [2025-01-22 20:47:20,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 243 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:21,172 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:22,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573420657] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:22,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:22,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 50] total 110 [2025-01-22 20:47:22,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601028026] [2025-01-22 20:47:22,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:22,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2025-01-22 20:47:22,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:22,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2025-01-22 20:47:22,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2731, Invalid=9479, Unknown=0, NotChecked=0, Total=12210 [2025-01-22 20:47:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:22,402 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:22,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.09009009009009) internal successors, (232), 110 states have internal predecessors, (232), 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) [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2025-01-22 20:47:22,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:25,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:25,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-22 20:47:25,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:25,815 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:25,815 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:25,815 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #2 [2025-01-22 20:47:25,815 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:47:25,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2025-01-22 20:47:25,815 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2025-01-22 20:47:25,815 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2025-01-22 20:47:25,815 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 20:47:25,816 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,816 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:47:25,817 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:47:25,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2025-01-22 20:47:25,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:25,817 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:47:25,817 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:25,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:25,818 INFO L85 PathProgramCache]: Analyzing trace with hash 422155815, now seen corresponding path program 9 times [2025-01-22 20:47:25,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:25,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712915714] [2025-01-22 20:47:25,818 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:47:25,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:25,824 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 20:47:25,874 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 20:47:25,874 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 20:47:25,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 132 proven. 542 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:27,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:27,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712915714] [2025-01-22 20:47:27,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712915714] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:27,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664032167] [2025-01-22 20:47:27,896 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:47:27,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:27,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:27,898 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) [2025-01-22 20:47:27,899 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 [2025-01-22 20:47:27,920 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 20:47:27,970 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 20:47:27,970 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 20:47:27,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:27,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 78 conjuncts are in the unsatisfiable core [2025-01-22 20:47:27,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 291 proven. 382 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:47:29,015 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 0 proven. 674 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:30,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664032167] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:30,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:30,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 66, 57] total 139 [2025-01-22 20:47:30,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412961828] [2025-01-22 20:47:30,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:30,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2025-01-22 20:47:30,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:30,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2025-01-22 20:47:30,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4086, Invalid=15374, Unknown=0, NotChecked=0, Total=19460 [2025-01-22 20:47:30,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:30,585 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:30,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 1.9) internal successors, (266), 139 states have internal predecessors, (266), 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) [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:30,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:33,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:47:33,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-22 20:47:33,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:33,696 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:33,696 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:33,696 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #3 [2025-01-22 20:47:33,697 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 20:47:33,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:47:33,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:47:33,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:47:33,699 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:47:33,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2025-01-22 20:47:33,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:33,699 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:47:33,699 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:33,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:33,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1742892431, now seen corresponding path program 10 times [2025-01-22 20:47:33,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:33,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030434687] [2025-01-22 20:47:33,699 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:47:33,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:33,704 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 20:47:33,721 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-01-22 20:47:33,721 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:47:33,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 818 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:36,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:36,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030434687] [2025-01-22 20:47:36,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030434687] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:36,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [559308653] [2025-01-22 20:47:36,734 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:47:36,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:36,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:36,736 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) [2025-01-22 20:47:36,736 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 [2025-01-22 20:47:36,758 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 20:47:36,790 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-01-22 20:47:36,790 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:47:36,790 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:36,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 143 conjuncts are in the unsatisfiable core [2025-01-22 20:47:36,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:39,162 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:47:39,162 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 818 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:42,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [559308653] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:42,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:42,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 72, 63] total 182 [2025-01-22 20:47:42,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482969227] [2025-01-22 20:47:42,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:42,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 183 states [2025-01-22 20:47:42,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:42,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2025-01-22 20:47:42,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4518, Invalid=28788, Unknown=0, NotChecked=0, Total=33306 [2025-01-22 20:47:42,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:42,340 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:42,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 183 states, 183 states have (on average 2.060109289617486) internal successors, (377), 182 states have internal predecessors, (377), 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) [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:47:42,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:48,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:47:48,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:47:48,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-22 20:47:48,627 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,SelfDestructingSolverStorable12 [2025-01-22 20:47:48,627 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:47:48,627 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:47:48,627 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #4 [2025-01-22 20:47:48,627 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:47:48,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 20:47:48,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 20:47:48,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 20:47:48,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 20:47:48,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:47:48,628 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,628 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:47:48,629 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,629 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:47:48,629 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,629 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:47:48,629 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,629 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:47:48,629 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:47:48,629 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2025-01-22 20:47:48,629 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:47:48,629 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:47:48,629 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:47:48,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:47:48,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1761987161, now seen corresponding path program 11 times [2025-01-22 20:47:48,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:47:48,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599049250] [2025-01-22 20:47:48,630 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:47:48,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:47:48,634 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 20:47:48,678 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 20:47:48,679 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 20:47:48,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:47:52,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:47:52,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599049250] [2025-01-22 20:47:52,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599049250] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:47:52,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760522175] [2025-01-22 20:47:52,031 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:47:52,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:47:52,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:47:52,033 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) [2025-01-22 20:47:52,034 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 [2025-01-22 20:47:52,060 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 20:47:52,103 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 20:47:52,104 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 20:47:52,104 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:47:52,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 153 conjuncts are in the unsatisfiable core [2025-01-22 20:47:52,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:47:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:47:55,275 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:47:57,726 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:47:57,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760522175] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:47:57,726 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:47:57,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 77, 67] total 181 [2025-01-22 20:47:57,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591427574] [2025-01-22 20:47:57,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:47:57,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2025-01-22 20:47:57,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:47:57,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2025-01-22 20:47:57,730 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4330, Invalid=28612, Unknown=0, NotChecked=0, Total=32942 [2025-01-22 20:47:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:47:57,731 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:47:57,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 182 states, 182 states have (on average 1.945054945054945) internal successors, (354), 181 states have internal predecessors, (354), 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) [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:47:57,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:48:06,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:48:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:48:06,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-01-22 20:48:07,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-01-22 20:48:07,149 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:48:07,149 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:48:07,150 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #5 [2025-01-22 20:48:07,150 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:48:07,150 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,150 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:48:07,151 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,151 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:48:07,152 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,152 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:48:07,152 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,152 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:48:07,152 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,152 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:48:07,152 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,152 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:48:07,152 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:48:07,152 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2025-01-22 20:48:07,152 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:07,152 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:48:07,152 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:48:07,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:48:07,152 INFO L85 PathProgramCache]: Analyzing trace with hash -450516957, now seen corresponding path program 12 times [2025-01-22 20:48:07,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:48:07,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719179271] [2025-01-22 20:48:07,152 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:48:07,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:48:07,158 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 20:48:07,224 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 20:48:07,224 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 20:48:07,224 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:48:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 216 proven. 883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:48:09,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:48:09,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719179271] [2025-01-22 20:48:09,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719179271] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:48:09,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640686197] [2025-01-22 20:48:09,763 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:48:09,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:48:09,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:48:09,765 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) [2025-01-22 20:48:09,767 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 [2025-01-22 20:48:09,797 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 20:48:09,849 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 20:48:09,849 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 20:48:09,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:48:09,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 98 conjuncts are in the unsatisfiable core [2025-01-22 20:48:09,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:48:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 495 proven. 603 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:48:11,260 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:48:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 1099 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:48:13,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640686197] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:48:13,456 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:48:13,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 83, 71] total 172 [2025-01-22 20:48:13,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763724301] [2025-01-22 20:48:13,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:48:13,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2025-01-22 20:48:13,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:48:13,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2025-01-22 20:48:13,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6356, Invalid=23400, Unknown=0, NotChecked=0, Total=29756 [2025-01-22 20:48:13,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:48:13,460 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:48:13,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 173 states have (on average 1.9479768786127167) internal successors, (337), 172 states have internal predecessors, (337), 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) [2025-01-22 20:48:13,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:48:13,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:48:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:48:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:48:17,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-01-22 20:48:17,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:48:17,604 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:48:17,604 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:48:17,604 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #6 [2025-01-22 20:48:17,604 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,605 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:48:17,605 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:48:17,606 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,606 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:48:17,607 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,607 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:48:17,607 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:48:17,607 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 162 [2025-01-22 20:48:17,607 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:48:17,607 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:48:17,607 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:48:17,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:48:17,607 INFO L85 PathProgramCache]: Analyzing trace with hash 271517361, now seen corresponding path program 13 times [2025-01-22 20:48:17,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:48:17,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841279413] [2025-01-22 20:48:17,607 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:48:17,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:48:17,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 20:48:17,642 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 20:48:17,642 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:48:17,642 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:48:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:48:20,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:48:20,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841279413] [2025-01-22 20:48:20,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841279413] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:48:20,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561609697] [2025-01-22 20:48:20,725 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:48:20,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:48:20,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:48:20,726 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) [2025-01-22 20:48:20,728 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 [2025-01-22 20:48:20,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 20:48:20,796 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 20:48:20,796 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:48:20,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:48:20,801 WARN L254 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 259 conjuncts are in the unsatisfiable core [2025-01-22 20:48:20,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:48:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1385 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:48:27,044 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:48:40,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:48:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561609697] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:48:40,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:48:40,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 93, 109] total 265 [2025-01-22 20:48:40,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381475136] [2025-01-22 20:48:40,352 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:48:40,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 20:48:40,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:48:40,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 20:48:40,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=69326, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 20:48:40,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:48:40,358 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:48:40,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 266 states, 266 states have (on average 1.7067669172932332) internal successors, (454), 265 states have internal predecessors, (454), 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) [2025-01-22 20:48:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:48:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:48:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:48:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:50:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:50:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:50:26,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-22 20:50:26,561 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,SelfDestructingSolverStorable15 [2025-01-22 20:50:26,561 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:50:26,561 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:50:26,561 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #7 [2025-01-22 20:50:26,561 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,562 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:50:26,562 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,563 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:50:26,563 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:50:26,564 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:50:26,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2025-01-22 20:50:26,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:26,564 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:50:26,564 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:50:26,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:50:26,565 INFO L85 PathProgramCache]: Analyzing trace with hash 699885885, now seen corresponding path program 14 times [2025-01-22 20:50:26,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:50:26,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352769884] [2025-01-22 20:50:26,565 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:50:26,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:50:26,573 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 20:50:26,594 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 20:50:26,594 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:50:26,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:50:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 645 proven. 926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:29,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:50:29,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352769884] [2025-01-22 20:50:29,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352769884] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:50:29,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547280494] [2025-01-22 20:50:29,579 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:50:29,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:50:29,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:50:29,581 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) [2025-01-22 20:50:29,582 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 [2025-01-22 20:50:29,612 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 20:50:29,660 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 20:50:29,660 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:50:29,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:50:29,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 112 conjuncts are in the unsatisfiable core [2025-01-22 20:50:29,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:50:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 675 proven. 896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:30,852 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:50:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 0 proven. 1571 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:33,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547280494] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:50:33,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:50:33,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 97, 81] total 177 [2025-01-22 20:50:33,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725177987] [2025-01-22 20:50:33,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:50:33,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 178 states [2025-01-22 20:50:33,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:50:33,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2025-01-22 20:50:33,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6963, Invalid=24543, Unknown=0, NotChecked=0, Total=31506 [2025-01-22 20:50:33,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:50:33,431 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:50:33,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 178 states, 178 states have (on average 2.0786516853932584) internal successors, (370), 177 states have internal predecessors, (370), 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) [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:50:33,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:50:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:50:38,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-01-22 20:50:38,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-22 20:50:38,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-22 20:50:38,865 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:50:38,865 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:50:38,865 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #2 [2025-01-22 20:50:38,865 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:50:38,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:50:38,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:50:38,868 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:50:38,868 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 176 [2025-01-22 20:50:38,868 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:38,868 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:50:38,868 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:50:38,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:50:38,868 INFO L85 PathProgramCache]: Analyzing trace with hash 193583975, now seen corresponding path program 15 times [2025-01-22 20:50:38,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:50:38,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509746506] [2025-01-22 20:50:38,868 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:50:38,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:50:38,873 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 20:50:38,923 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 20:50:38,923 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 20:50:38,923 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:50:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 399 proven. 1333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:43,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:50:43,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509746506] [2025-01-22 20:50:43,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509746506] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:50:43,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971577968] [2025-01-22 20:50:43,041 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:50:43,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:50:43,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:50:43,043 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) [2025-01-22 20:50:43,044 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 [2025-01-22 20:50:43,068 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 20:50:43,158 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 20:50:43,158 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 20:50:43,158 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:50:43,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 118 conjuncts are in the unsatisfiable core [2025-01-22 20:50:43,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:50:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 768 proven. 964 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:44,926 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:50:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 0 proven. 1732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:50:47,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971577968] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:50:47,949 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:50:47,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [109, 101, 85] total 204 [2025-01-22 20:50:47,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686767495] [2025-01-22 20:50:47,949 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:50:47,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2025-01-22 20:50:47,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:50:47,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2025-01-22 20:50:47,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8723, Invalid=33097, Unknown=0, NotChecked=0, Total=41820 [2025-01-22 20:50:47,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:50:47,954 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:50:47,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 1.8926829268292682) internal successors, (388), 204 states have internal predecessors, (388), 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) [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-01-22 20:50:47,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:50:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:50:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:50:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:50:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:50:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:50:53,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-22 20:50:54,123 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,SelfDestructingSolverStorable17 [2025-01-22 20:50:54,123 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:50:54,124 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:50:54,124 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #8 [2025-01-22 20:50:54,124 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 20:50:54,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 20:50:54,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 20:50:54,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:50:54,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:50:54,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:50:54,125 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:50:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:50:54,127 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,127 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:50:54,127 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,127 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:50:54,127 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,127 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:50:54,127 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,127 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:50:54,127 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:50:54,127 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 190 [2025-01-22 20:50:54,127 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:50:54,127 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:50:54,127 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:50:54,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:50:54,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1988624979, now seen corresponding path program 16 times [2025-01-22 20:50:54,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:50:54,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125880268] [2025-01-22 20:50:54,128 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:50:54,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:50:54,135 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 20:50:54,165 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-01-22 20:50:54,165 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:50:54,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:51:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:51:00,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:51:00,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125880268] [2025-01-22 20:51:00,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125880268] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:51:00,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321781396] [2025-01-22 20:51:00,078 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:51:00,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:51:00,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:51:00,079 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) [2025-01-22 20:51:00,080 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 [2025-01-22 20:51:00,108 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 20:51:00,160 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-01-22 20:51:00,160 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:51:00,160 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:51:00,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 215 conjuncts are in the unsatisfiable core [2025-01-22 20:51:00,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:51:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1975 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:51:05,120 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:51:11,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:51:11,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321781396] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:51:11,894 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:51:11,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 108, 93] total 272 [2025-01-22 20:51:11,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780935942] [2025-01-22 20:51:11,894 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:51:11,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 273 states [2025-01-22 20:51:11,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:51:11,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 273 interpolants. [2025-01-22 20:51:11,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9696, Invalid=64560, Unknown=0, NotChecked=0, Total=74256 [2025-01-22 20:51:11,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:51:11,900 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:51:11,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 273 states, 273 states have (on average 2.04029304029304) internal successors, (557), 272 states have internal predecessors, (557), 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) [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:51:11,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:51:11,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:51:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:51:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:51:25,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-22 20:51:25,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:51:25,821 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:51:25,821 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:51:25,822 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #9 [2025-01-22 20:51:25,822 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,822 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:51:25,822 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:51:25,823 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,823 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:51:25,824 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:51:25,824 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2025-01-22 20:51:25,824 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:51:25,825 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:51:25,825 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:51:25,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:51:25,825 INFO L85 PathProgramCache]: Analyzing trace with hash -301786731, now seen corresponding path program 17 times [2025-01-22 20:51:25,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:51:25,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251800211] [2025-01-22 20:51:25,825 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:51:25,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:51:25,832 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 20:51:25,888 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 20:51:25,888 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 20:51:25,888 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:51:32,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2148 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:51:32,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:51:32,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251800211] [2025-01-22 20:51:32,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251800211] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:51:32,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5325297] [2025-01-22 20:51:32,819 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:51:32,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:51:32,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:51:32,821 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) [2025-01-22 20:51:32,824 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 [2025-01-22 20:51:32,856 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 20:51:32,931 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 20:51:32,931 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 20:51:32,931 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:51:32,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 225 conjuncts are in the unsatisfiable core [2025-01-22 20:51:32,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:51:39,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2148 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:51:39,491 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:51:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:51:44,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5325297] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:51:44,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:51:44,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [124, 113, 97] total 265 [2025-01-22 20:51:44,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359329351] [2025-01-22 20:51:44,437 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:51:44,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 20:51:44,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:51:44,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 20:51:44,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8890, Invalid=61600, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 20:51:44,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:51:44,446 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:51:44,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 266 states, 266 states have (on average 1.9172932330827068) internal successors, (510), 265 states have internal predecessors, (510), 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) [2025-01-22 20:51:44,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:51:44,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:52:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:52:03,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:52:03,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-01-22 20:52:03,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:52:03,565 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:52:03,565 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:52:03,565 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #10 [2025-01-22 20:52:03,565 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:52:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 20:52:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 20:52:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 20:52:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:52:03,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:52:03,567 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:52:03,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 208 [2025-01-22 20:52:03,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:03,567 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:52:03,567 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:52:03,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:52:03,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1089076319, now seen corresponding path program 18 times [2025-01-22 20:52:03,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:52:03,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830344732] [2025-01-22 20:52:03,568 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:52:03,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:52:03,573 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 20:52:03,644 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 20:52:03,644 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 20:52:03,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:52:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 493 proven. 1908 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:52:09,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:52:09,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830344732] [2025-01-22 20:52:09,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830344732] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:52:09,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1013604477] [2025-01-22 20:52:09,052 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 20:52:09,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:52:09,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:52:09,054 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) [2025-01-22 20:52:09,056 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 [2025-01-22 20:52:09,084 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 20:52:09,168 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 20:52:09,168 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 20:52:09,168 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:52:09,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-01-22 20:52:09,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:52:11,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1065 proven. 1335 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:52:11,648 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:52:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 0 proven. 2401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:52:15,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1013604477] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:52:15,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:52:15,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [128, 119, 101] total 244 [2025-01-22 20:52:15,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749192864] [2025-01-22 20:52:15,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:52:15,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 245 states [2025-01-22 20:52:15,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:52:15,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 245 interpolants. [2025-01-22 20:52:15,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12610, Invalid=47170, Unknown=0, NotChecked=0, Total=59780 [2025-01-22 20:52:15,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:52:15,744 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:52:15,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 245 states, 245 states have (on average 1.9142857142857144) internal successors, (469), 244 states have internal predecessors, (469), 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) [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:52:15,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:52:22,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:52:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:52:22,767 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 [2025-01-22 20:52:22,961 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,SelfDestructingSolverStorable20 [2025-01-22 20:52:22,962 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:52:22,962 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:52:22,962 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #11 [2025-01-22 20:52:22,962 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 20:52:22,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 20:52:22,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 20:52:22,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 20:52:22,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:52:22,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:52:22,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,964 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:52:22,964 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 20:52:22,965 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,965 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 20:52:22,966 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,966 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 20:52:22,966 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:52:22,966 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 222 [2025-01-22 20:52:22,966 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:52:22,966 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:52:22,966 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:52:22,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:52:22,966 INFO L85 PathProgramCache]: Analyzing trace with hash 933306861, now seen corresponding path program 19 times [2025-01-22 20:52:22,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:52:22,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808847194] [2025-01-22 20:52:22,966 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:52:22,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:52:22,974 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 20:52:23,048 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 20:52:23,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:52:23,049 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:52:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:52:28,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:52:28,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808847194] [2025-01-22 20:52:28,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808847194] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:52:28,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242826781] [2025-01-22 20:52:28,423 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 20:52:28,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:52:28,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:52:28,426 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) [2025-01-22 20:52:28,427 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 [2025-01-22 20:52:28,455 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 20:52:28,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 20:52:28,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 20:52:28,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:52:28,512 WARN L254 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 361 conjuncts are in the unsatisfiable core [2025-01-22 20:52:28,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:52:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2819 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:52:40,577 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:53:05,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:53:05,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242826781] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:53:05,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:53:05,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 129, 151] total 367 [2025-01-22 20:53:05,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964026019] [2025-01-22 20:53:05,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:53:05,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 368 states [2025-01-22 20:53:05,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:53:05,838 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 368 interpolants. [2025-01-22 20:53:05,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1608, Invalid=133448, Unknown=0, NotChecked=0, Total=135056 [2025-01-22 20:53:05,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:53:05,843 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:53:05,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 368 states, 368 states have (on average 1.690217391304348) internal successors, (622), 367 states have internal predecessors, (622), 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) [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:53:05,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:57:23,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:57:23,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-01-22 20:57:23,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:57:23,888 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:57:23,888 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:57:23,888 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #12 [2025-01-22 20:57:23,888 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:57:23,888 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:57:23,888 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,888 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:57:23,888 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,889 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:57:23,889 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,890 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:57:23,890 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,891 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 20:57:23,891 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,892 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 20:57:23,892 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,892 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 20:57:23,892 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,892 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 20:57:23,892 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:57:23,892 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2025-01-22 20:57:23,892 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:23,892 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:57:23,892 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:57:23,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:57:23,892 INFO L85 PathProgramCache]: Analyzing trace with hash 351160953, now seen corresponding path program 20 times [2025-01-22 20:57:23,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:57:23,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87147724] [2025-01-22 20:57:23,893 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:57:23,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:57:23,901 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 20:57:23,929 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 20:57:23,929 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:57:23,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:57:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 1281 proven. 1796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:57:29,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:57:29,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87147724] [2025-01-22 20:57:29,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87147724] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:57:29,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653680239] [2025-01-22 20:57:29,502 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 20:57:29,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:57:29,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:57:29,504 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) [2025-01-22 20:57:29,508 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 [2025-01-22 20:57:29,534 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 20:57:29,589 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 20:57:29,589 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 20:57:29,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:57:29,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 154 conjuncts are in the unsatisfiable core [2025-01-22 20:57:29,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:57:31,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 1323 proven. 1754 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:57:31,540 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:57:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 0 proven. 3077 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:57:36,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653680239] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:57:36,051 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:57:36,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [133, 133, 111] total 243 [2025-01-22 20:57:36,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126658771] [2025-01-22 20:57:36,051 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:57:36,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 244 states [2025-01-22 20:57:36,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:57:36,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2025-01-22 20:57:36,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13068, Invalid=46224, Unknown=0, NotChecked=0, Total=59292 [2025-01-22 20:57:36,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:57:36,059 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:57:36,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 244 states, 244 states have (on average 2.057377049180328) internal successors, (502), 243 states have internal predecessors, (502), 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) [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:57:36,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:57:36,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:57:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:57:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:57:46,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-22 20:57:46,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-01-22 20:57:46,505 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:57:46,505 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:57:46,505 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #3 [2025-01-22 20:57:46,505 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:57:46,505 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 20:57:46,505 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,505 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 20:57:46,505 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:57:46,506 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,506 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:57:46,507 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,507 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 20:57:46,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 20:57:46,509 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:57:46,509 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2025-01-22 20:57:46,509 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:57:46,509 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:57:46,509 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:57:46,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:57:46,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1040054877, now seen corresponding path program 21 times [2025-01-22 20:57:46,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:57:46,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343405904] [2025-01-22 20:57:46,510 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:57:46,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:57:46,517 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 20:57:46,616 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 20:57:46,616 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 20:57:46,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:57:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 771 proven. 2533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:57:53,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:57:53,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343405904] [2025-01-22 20:57:53,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343405904] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:57:53,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839247339] [2025-01-22 20:57:53,599 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 20:57:53,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:57:53,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:57:53,601 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) [2025-01-22 20:57:53,602 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 [2025-01-22 20:57:53,631 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 20:57:53,759 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 20:57:53,760 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 20:57:53,760 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:57:53,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 160 conjuncts are in the unsatisfiable core [2025-01-22 20:57:53,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:57:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 1452 proven. 1852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:57:56,806 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:58:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 0 proven. 3304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:58:02,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839247339] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:58:02,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:58:02,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [148, 137, 115] total 276 [2025-01-22 20:58:02,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644674858] [2025-01-22 20:58:02,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:58:02,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2025-01-22 20:58:02,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:58:02,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2025-01-22 20:58:02,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15889, Invalid=60563, Unknown=0, NotChecked=0, Total=76452 [2025-01-22 20:58:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:58:02,121 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:58:02,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 277 states, 277 states have (on average 1.8772563176895307) internal successors, (520), 276 states have internal predecessors, (520), 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) [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:58:02,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:58:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 20:58:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 20:58:11,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-01-22 20:58:12,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-01-22 20:58:12,166 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:58:12,166 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:58:12,166 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #13 [2025-01-22 20:58:12,166 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:58:12,166 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 20:58:12,166 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,166 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 20:58:12,166 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,167 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:58:12,167 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 20:58:12,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 20:58:12,169 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:58:12,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 250 [2025-01-22 20:58:12,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:58:12,169 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:58:12,169 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:58:12,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:58:12,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1571342057, now seen corresponding path program 22 times [2025-01-22 20:58:12,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:58:12,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986890274] [2025-01-22 20:58:12,169 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:58:12,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:58:12,177 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 20:58:12,219 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-22 20:58:12,219 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:58:12,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:58:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:58:22,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:58:22,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986890274] [2025-01-22 20:58:22,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986890274] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:58:22,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064616302] [2025-01-22 20:58:22,287 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 20:58:22,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:58:22,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:58:22,289 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) [2025-01-22 20:58:22,290 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 [2025-01-22 20:58:22,322 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 20:58:22,384 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-22 20:58:22,384 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 20:58:22,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:58:22,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 287 conjuncts are in the unsatisfiable core [2025-01-22 20:58:22,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:58:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3637 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:58:30,564 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:58:42,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:58:42,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064616302] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:58:42,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:58:42,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 144, 123] total 362 [2025-01-22 20:58:42,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526173529] [2025-01-22 20:58:42,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:58:42,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 363 states [2025-01-22 20:58:42,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:58:42,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 363 interpolants. [2025-01-22 20:58:42,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16818, Invalid=114588, Unknown=0, NotChecked=0, Total=131406 [2025-01-22 20:58:42,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:58:42,568 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:58:42,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 363 states, 363 states have (on average 2.0303030303030303) internal successors, (737), 362 states have internal predecessors, (737), 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) [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:58:42,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:58:42,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 20:58:42,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 20:58:42,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:59:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 20:59:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 20:59:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 20:59:06,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-01-22 20:59:07,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-01-22 20:59:07,183 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 20:59:07,183 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 20:59:07,184 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #14 [2025-01-22 20:59:07,184 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 20:59:07,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,185 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 20:59:07,185 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 20:59:07,186 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 20:59:07,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 258 [2025-01-22 20:59:07,186 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 20:59:07,186 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 20:59:07,186 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 20:59:07,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 20:59:07,187 INFO L85 PathProgramCache]: Analyzing trace with hash -621230383, now seen corresponding path program 23 times [2025-01-22 20:59:07,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 20:59:07,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924353720] [2025-01-22 20:59:07,187 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:59:07,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 20:59:07,193 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 20:59:07,265 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 20:59:07,266 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 20:59:07,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:59:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:59:19,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 20:59:19,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924353720] [2025-01-22 20:59:19,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924353720] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 20:59:19,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370835807] [2025-01-22 20:59:19,427 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 20:59:19,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 20:59:19,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 20:59:19,430 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) [2025-01-22 20:59:19,432 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 [2025-01-22 20:59:19,470 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 20:59:19,620 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 20:59:19,621 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 20:59:19,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 20:59:19,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 297 conjuncts are in the unsatisfiable core [2025-01-22 20:59:19,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 20:59:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 20:59:31,055 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 20:59:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 20:59:39,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370835807] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 20:59:39,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 20:59:39,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [164, 149, 127] total 349 [2025-01-22 20:59:39,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000602503] [2025-01-22 20:59:39,231 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 20:59:39,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 350 states [2025-01-22 20:59:39,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 20:59:39,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 350 interpolants. [2025-01-22 20:59:39,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15070, Invalid=107080, Unknown=0, NotChecked=0, Total=122150 [2025-01-22 20:59:39,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 20:59:39,241 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 20:59:39,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 350 states, 350 states have (on average 1.9028571428571428) internal successors, (666), 349 states have internal predecessors, (666), 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) [2025-01-22 20:59:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:59:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 20:59:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 20:59:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 20:59:39,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-01-22 21:00:06,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2025-01-22 21:00:06,129 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 [2025-01-22 21:00:06,129 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 [2025-01-22 21:00:06,130 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 [2025-01-22 21:00:06,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-01-22 21:00:06,305 WARN L596 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-3-2-2-1 context. [2025-01-22 21:00:06,307 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2025-01-22 21:00:06,308 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2025-01-22 21:00:06,308 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2025-01-22 21:00:06,308 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2025-01-22 21:00:06,314 INFO L422 BasicCegarLoop]: Path program histogram: [23, 1] [2025-01-22 21:00:06,317 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 21:00:06,317 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 21:00:06,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2025-01-22 21:00:06,331 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 09:00:06 BasicIcfg [2025-01-22 21:00:06,331 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 21:00:06,333 INFO L158 Benchmark]: Toolchain (without parser) took 794489.05ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 81.3MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 2.5GB. Max. memory is 16.0GB. [2025-01-22 21:00:06,333 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 21:00:06,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.94ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 21:00:06,333 INFO L158 Benchmark]: Boogie Preprocessor took 10.46ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 684.9kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 21:00:06,334 INFO L158 Benchmark]: RCFGBuilder took 171.78ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 69.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2025-01-22 21:00:06,334 INFO L158 Benchmark]: TraceAbstraction took 794280.64ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 69.0MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 2.5GB. Max. memory is 16.0GB. [2025-01-22 21:00:06,335 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 18.94ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 10.46ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 684.9kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 171.78ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 69.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 794280.64ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 69.0MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 2.5GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21217, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 4672, dependent conditional: 4666, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17303, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17303, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 10217, dependent conditional: 10211, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 0, independent unconditional: 16545, dependent: 10217, dependent conditional: 9414, dependent unconditional: 803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 0, independent unconditional: 16545, dependent: 10217, dependent conditional: 9414, dependent unconditional: 803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 948, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 949, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 698, dependent conditional: 0, dependent unconditional: 698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 697, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 697, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9828, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 9622, dependent conditional: 9119, dependent unconditional: 503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 26762, independent: 16288, independent conditional: 0, independent unconditional: 16288, dependent: 9526, dependent conditional: 8729, dependent unconditional: 797, unknown: 948, unknown conditional: 685, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 950, Positive cache size: 259, Positive conditional cache size: 2, Positive unconditional cache size: 257, Negative cache size: 691, Negative conditional cache size: 685, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17069, Maximal queried relation: 23, Independence queries for same thread: 3914, Persistent sets #1 benchmarks: Persistent set computation time: 0.7s, Number of persistent set computation: 39, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 279, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21217, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 4672, dependent conditional: 4666, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17303, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17303, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 16272, independent unconditional: 273, dependent: 10217, dependent conditional: 10211, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 0, independent unconditional: 16545, dependent: 10217, dependent conditional: 9414, dependent unconditional: 803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26762, independent: 16545, independent conditional: 0, independent unconditional: 16545, dependent: 10217, dependent conditional: 9414, dependent unconditional: 803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 948, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 949, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 698, dependent conditional: 0, dependent unconditional: 698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 697, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 697, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 691, dependent conditional: 685, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9828, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 9622, dependent conditional: 9119, dependent unconditional: 503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 26762, independent: 16288, independent conditional: 0, independent unconditional: 16288, dependent: 9526, dependent conditional: 8729, dependent unconditional: 797, unknown: 948, unknown conditional: 685, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 950, Positive cache size: 259, Positive conditional cache size: 2, Positive unconditional cache size: 257, Negative cache size: 691, Negative conditional cache size: 685, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17069, Maximal queried relation: 23, Independence queries for same thread: 3914 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-3-2-2-1 context. - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-3-2-2-1 context. - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-3-2-2-1 context. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-3-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 794.1s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 23, EmptinessCheckTime: 524.5s, 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: 3764, 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: 0.3s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 261.5s InterpolantComputationTime, 6922 NumberOfCodeBlocks, 6886 NumberOfCodeBlocksAsserted, 617 NumberOfCheckSat, 10227 ConstructedInterpolants, 0 QuantifiedInterpolants, 72120 SizeOfPredicates, 31 NumberOfNonLiveVariables, 8746 ConjunctsInSsa, 3109 ConjunctsInUnsatCore, 69 InterpolantComputations, 2 PerfectInterpolantSequences, 12143/99837 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: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 121, ConditionCalculationTime [ms]: 75, ConditionCalculations: 518, QuantifiedConditions: 0, TraceChecks: 2, UnknownTraceChecks: 0, UnsatisfiedConditions: 2, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown