/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 NONE -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 18:37:04,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 18:37:04,546 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 18:37:04,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 18:37:04,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 18:37:04,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 18:37:04,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 18:37:04,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 18:37:04,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 18:37:04,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 18:37:04,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 18:37:04,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 18:37:04,573 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 18:37:04,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 18:37:04,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 18:37:04,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 18:37:04,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 18:37:04,575 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 18:37:04,575 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 -> NONE [2025-01-22 18:37:04,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 18:37:04,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 18:37:04,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 18:37:04,796 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 18:37:04,797 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 18:37:04,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl [2025-01-22 18:37:04,800 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl' [2025-01-22 18:37:04,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 18:37:04,813 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 18:37:04,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 18:37:04,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 18:37:04,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 18:37:04,820 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,824 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,828 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 18:37:04,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 18:37:04,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 18:37:04,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 18:37:04,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 18:37:04,833 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,833 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,834 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,834 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,835 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,835 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,837 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,837 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,838 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 18:37:04,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 18:37:04,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 18:37:04,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 18:37:04,839 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 06:37:04" (1/1) ... [2025-01-22 18:37:04,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 18:37:04,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:04,861 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 18:37:04,870 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 18:37:04,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 18:37:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 18:37:04,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 18:37:04,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 18:37:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 18:37:04,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 18:37:04,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 18:37:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 18:37:04,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 18:37:04,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 18:37:04,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 18:37:04,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 18:37:04,890 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 18:37:04,927 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 18:37:04,928 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 18:37:05,003 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 18:37:05,003 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 18:37:05,031 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 18:37:05,031 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 18:37:05,032 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 06:37:05 BoogieIcfgContainer [2025-01-22 18:37:05,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 18:37:05,053 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 18:37:05,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 18:37:05,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 18:37:05,058 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 06:37:04" (1/2) ... [2025-01-22 18:37:05,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23933145 and model type mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 06:37:05, skipping insertion in model container [2025-01-22 18:37:05,059 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 06:37:05" (2/2) ... [2025-01-22 18:37:05,060 INFO L128 eAbstractionObserver]: Analyzing ICFG mult-equiv.wvr.bpl [2025-01-22 18:37:05,070 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 18:37:05,071 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 18:37:05,071 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 18:37:05,106 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-01-22 18:37:05,136 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 18:37:05,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 18:37:05,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:05,138 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 18:37:05,140 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 18:37:05,178 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 18:37:05,185 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 18:37:05,190 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;@6a8335d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 18:37:05,190 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-01-22 18:37:05,794 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 18:37:05,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:05,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1045212749, now seen corresponding path program 1 times [2025-01-22 18:37:05,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:05,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012924506] [2025-01-22 18:37:05,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 18:37:05,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:05,849 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-22 18:37:05,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-22 18:37:05,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:37:05,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:05,988 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 18:37:05,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:05,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012924506] [2025-01-22 18:37:05,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012924506] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 18:37:05,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 18:37:05,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 18:37:05,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516069370] [2025-01-22 18:37:05,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 18:37:05,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 18:37:05,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:06,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 18:37:06,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-22 18:37:06,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:06,036 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:06,037 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 18:37:06,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:06,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:06,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 18:37:06,112 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 18:37:06,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:06,113 INFO L85 PathProgramCache]: Analyzing trace with hash -980355399, now seen corresponding path program 1 times [2025-01-22 18:37:06,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:06,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80001758] [2025-01-22 18:37:06,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 18:37:06,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:06,119 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 18:37:06,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 18:37:06,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:37:06,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:06,244 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 18:37:06,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:06,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80001758] [2025-01-22 18:37:06,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80001758] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:06,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106077862] [2025-01-22 18:37:06,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 18:37:06,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:06,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:06,258 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 18:37:06,260 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 18:37:06,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 18:37:06,293 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 18:37:06,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:37:06,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:06,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-22 18:37:06,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:06,339 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 18:37:06,340 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:06,438 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 18:37:06,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106077862] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:06,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:06,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5] total 12 [2025-01-22 18:37:06,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487505365] [2025-01-22 18:37:06,439 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:06,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-22 18:37:06,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:06,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-22 18:37:06,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2025-01-22 18:37:06,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:06,441 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:06,441 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 18:37:06,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:06,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:06,845 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 18:37:07,043 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 18:37:07,043 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 18:37:07,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:07,043 INFO L85 PathProgramCache]: Analyzing trace with hash -134571911, now seen corresponding path program 2 times [2025-01-22 18:37:07,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:07,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412292846] [2025-01-22 18:37:07,044 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:37:07,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:07,048 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 18:37:07,079 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 18:37:07,080 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:37:07,080 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:07,725 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 18:37:07,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:07,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412292846] [2025-01-22 18:37:07,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412292846] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:07,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470003538] [2025-01-22 18:37:07,725 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:37:07,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:07,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:07,729 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 18:37:07,730 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 18:37:07,748 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 18:37:07,760 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 18:37:07,760 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:37:07,760 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:07,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 44 conjuncts are in the unsatisfiable core [2025-01-22 18:37:07,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:08,199 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 18:37:08,200 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:08,760 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 18:37:08,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470003538] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:08,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:08,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 39 [2025-01-22 18:37:08,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600633558] [2025-01-22 18:37:08,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:08,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-22 18:37:08,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:08,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-22 18:37:08,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1318, Unknown=0, NotChecked=0, Total=1560 [2025-01-22 18:37:08,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:08,766 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:08,766 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 18:37:08,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:08,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:12,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:12,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:12,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:12,615 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 18:37:12,810 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 18:37:12,810 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 18:37:12,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:12,811 INFO L85 PathProgramCache]: Analyzing trace with hash 782307629, now seen corresponding path program 3 times [2025-01-22 18:37:12,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:12,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713472529] [2025-01-22 18:37:12,811 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:37:12,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:12,822 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 18:37:12,835 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 18:37:12,835 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 18:37:12,835 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:12,914 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 18:37:12,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:12,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713472529] [2025-01-22 18:37:12,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713472529] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:12,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395171832] [2025-01-22 18:37:12,915 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:37:12,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:12,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:12,917 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 18:37:12,918 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 18:37:12,941 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 18:37:12,960 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 18:37:12,960 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 18:37:12,960 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:12,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-22 18:37:12,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:12,973 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 18:37:12,973 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-22 18:37:12,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395171832] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 18:37:12,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-22 18:37:12,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2025-01-22 18:37:12,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788866387] [2025-01-22 18:37:12,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 18:37:12,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 18:37:12,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:12,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 18:37:12,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-22 18:37:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:12,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:12,974 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 18:37:12,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:12,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:12,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:12,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:13,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:13,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:13,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:13,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:13,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-22 18:37:13,214 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 18:37:13,214 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 18:37:13,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:13,215 INFO L85 PathProgramCache]: Analyzing trace with hash 287111609, now seen corresponding path program 4 times [2025-01-22 18:37:13,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:13,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940746684] [2025-01-22 18:37:13,215 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:37:13,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:13,219 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 18:37:13,231 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 18:37:13,232 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:37:13,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:13,640 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 18:37:13,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:13,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940746684] [2025-01-22 18:37:13,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940746684] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:13,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931934737] [2025-01-22 18:37:13,640 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:37:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:13,643 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 18:37:13,644 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 18:37:13,667 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 18:37:13,686 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 18:37:13,686 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:37:13,686 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:13,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-22 18:37:13,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:13,875 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 18:37:13,875 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:14,163 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 18:37:14,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931934737] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:14,163 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:14,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 21] total 45 [2025-01-22 18:37:14,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824482499] [2025-01-22 18:37:14,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:14,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2025-01-22 18:37:14,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:14,164 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2025-01-22 18:37:14,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=1593, Unknown=0, NotChecked=0, Total=2070 [2025-01-22 18:37:14,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:14,165 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:14,165 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 18:37:14,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:14,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:14,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:14,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:14,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-01-22 18:37:15,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-22 18:37:15,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:15,198 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 18:37:15,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:15,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1164911581, now seen corresponding path program 5 times [2025-01-22 18:37:15,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:15,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461151895] [2025-01-22 18:37:15,199 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:37:15,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:15,202 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 18:37:15,222 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 18:37:15,222 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 18:37:15,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:16,056 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 18:37:16,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:16,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461151895] [2025-01-22 18:37:16,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461151895] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:16,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88500271] [2025-01-22 18:37:16,057 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:37:16,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:16,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:16,059 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 18:37:16,060 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 18:37:16,079 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 18:37:16,100 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 18:37:16,100 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 18:37:16,100 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:16,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-01-22 18:37:16,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:16,476 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 18:37:16,477 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:17,051 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 18:37:17,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88500271] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:17,051 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:17,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38, 31] total 80 [2025-01-22 18:37:17,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624728971] [2025-01-22 18:37:17,051 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:17,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-01-22 18:37:17,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:17,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-01-22 18:37:17,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1720, Invalid=4760, Unknown=0, NotChecked=0, Total=6480 [2025-01-22 18:37:17,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:17,055 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:17,055 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 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2025-01-22 18:37:17,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:18,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:18,232 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 18:37:18,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-01-22 18:37:18,427 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 18:37:18,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:18,427 INFO L85 PathProgramCache]: Analyzing trace with hash 625276017, now seen corresponding path program 6 times [2025-01-22 18:37:18,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:18,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766232613] [2025-01-22 18:37:18,428 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:37:18,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:18,431 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 18:37:18,458 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 18:37:18,458 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 18:37:18,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:18,985 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 18:37:18,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:18,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766232613] [2025-01-22 18:37:18,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766232613] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:18,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794100851] [2025-01-22 18:37:18,985 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:37:18,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:18,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:18,987 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 18:37:18,989 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 18:37:19,009 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 18:37:19,036 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 18:37:19,036 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 18:37:19,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:19,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-01-22 18:37:19,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:19,502 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 18:37:19,502 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:20,219 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 18:37:20,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794100851] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:20,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:20,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 46, 52] total 98 [2025-01-22 18:37:20,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824082948] [2025-01-22 18:37:20,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:20,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2025-01-22 18:37:20,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:20,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2025-01-22 18:37:20,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2479, Invalid=7223, Unknown=0, NotChecked=0, Total=9702 [2025-01-22 18:37:20,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:20,224 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:20,224 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 18:37:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:20,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:20,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:21,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:21,907 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 18:37:22,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:22,103 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 18:37:22,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:22,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1911317943, now seen corresponding path program 7 times [2025-01-22 18:37:22,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:22,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924247897] [2025-01-22 18:37:22,103 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:37:22,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:22,106 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 18:37:22,117 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 18:37:22,117 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:37:22,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:23,222 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 18:37:23,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:23,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924247897] [2025-01-22 18:37:23,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924247897] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:23,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629921807] [2025-01-22 18:37:23,223 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:37:23,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:23,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:23,224 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 18:37:23,225 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 18:37:23,243 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 18:37:23,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 18:37:23,265 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:37:23,265 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:23,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 63 conjuncts are in the unsatisfiable core [2025-01-22 18:37:23,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:23,711 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 18:37:23,711 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:24,584 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 18:37:24,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629921807] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:24,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:24,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 46] total 100 [2025-01-22 18:37:24,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937525044] [2025-01-22 18:37:24,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:24,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2025-01-22 18:37:24,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:24,585 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2025-01-22 18:37:24,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2252, Invalid=7848, Unknown=0, NotChecked=0, Total=10100 [2025-01-22 18:37:24,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:24,587 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:24,588 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 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:24,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:26,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2025-01-22 18:37:26,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-22 18:37:26,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:26,723 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 18:37:26,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:26,723 INFO L85 PathProgramCache]: Analyzing trace with hash -151921311, now seen corresponding path program 8 times [2025-01-22 18:37:26,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:26,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343091571] [2025-01-22 18:37:26,723 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:37:26,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:26,727 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 18:37:26,736 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 18:37:26,736 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:37:26,736 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:27,799 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 18:37:27,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:27,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343091571] [2025-01-22 18:37:27,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343091571] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:27,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890172310] [2025-01-22 18:37:27,799 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:37:27,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:27,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:27,801 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 18:37:27,801 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 18:37:27,820 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 18:37:27,840 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 18:37:27,841 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:37:27,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:27,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 69 conjuncts are in the unsatisfiable core [2025-01-22 18:37:27,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:28,285 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 18:37:28,286 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:29,207 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 18:37:29,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890172310] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:29,208 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:29,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 50] total 110 [2025-01-22 18:37:29,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204860710] [2025-01-22 18:37:29,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:29,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2025-01-22 18:37:29,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:29,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2025-01-22 18:37:29,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2731, Invalid=9479, Unknown=0, NotChecked=0, Total=12210 [2025-01-22 18:37:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:29,212 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:29,212 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 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2025-01-22 18:37:29,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:31,792 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 18:37:31,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:31,988 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 18:37:31,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:31,988 INFO L85 PathProgramCache]: Analyzing trace with hash 422155815, now seen corresponding path program 9 times [2025-01-22 18:37:31,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:31,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578052925] [2025-01-22 18:37:31,988 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:37:31,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:31,992 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 18:37:32,028 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 18:37:32,028 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 18:37:32,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:33,639 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 18:37:33,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:33,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578052925] [2025-01-22 18:37:33,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578052925] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:33,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29468289] [2025-01-22 18:37:33,639 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:37:33,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:33,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:33,641 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 18:37:33,642 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 18:37:33,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 18:37:33,711 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 18:37:33,712 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 18:37:33,712 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:33,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 78 conjuncts are in the unsatisfiable core [2025-01-22 18:37:33,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:34,601 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 18:37:34,601 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:35,863 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 18:37:35,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29468289] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:35,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:35,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 66, 57] total 139 [2025-01-22 18:37:35,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003661151] [2025-01-22 18:37:35,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:35,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2025-01-22 18:37:35,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:35,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2025-01-22 18:37:35,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4086, Invalid=15374, Unknown=0, NotChecked=0, Total=19460 [2025-01-22 18:37:35,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:35,869 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:35,869 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 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:35,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:37:38,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-01-22 18:37:38,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-01-22 18:37:38,492 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 18:37:38,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:38,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1742892431, now seen corresponding path program 10 times [2025-01-22 18:37:38,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:38,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961056768] [2025-01-22 18:37:38,492 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:37:38,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:38,496 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 18:37:38,508 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 18:37:38,508 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:37:38,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:40,674 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 18:37:40,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:40,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961056768] [2025-01-22 18:37:40,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961056768] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:40,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191316511] [2025-01-22 18:37:40,674 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:37:40,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:40,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:40,676 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 18:37:40,695 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 18:37:40,711 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 18:37:40,736 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 18:37:40,736 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:37:40,736 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:40,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 143 conjuncts are in the unsatisfiable core [2025-01-22 18:37:40,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:42,853 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 18:37:42,853 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:45,437 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 18:37:45,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191316511] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:45,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:45,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 72, 63] total 182 [2025-01-22 18:37:45,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363042466] [2025-01-22 18:37:45,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:45,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 183 states [2025-01-22 18:37:45,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:45,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2025-01-22 18:37:45,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4518, Invalid=28788, Unknown=0, NotChecked=0, Total=33306 [2025-01-22 18:37:45,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:45,441 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:45,442 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 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:37:45,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:37:50,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:37:50,528 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 18:37:50,723 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,SelfDestructingSolverStorable10 [2025-01-22 18:37:50,723 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 18:37:50,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:37:50,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1761987161, now seen corresponding path program 11 times [2025-01-22 18:37:50,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:37:50,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932450359] [2025-01-22 18:37:50,724 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:37:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:37:50,727 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 18:37:50,758 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 18:37:50,759 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 18:37:50,759 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:53,347 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 18:37:53,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:37:53,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932450359] [2025-01-22 18:37:53,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932450359] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:37:53,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116238413] [2025-01-22 18:37:53,347 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:37:53,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:37:53,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:37:53,349 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 18:37:53,350 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 18:37:53,371 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 18:37:53,408 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 18:37:53,408 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 18:37:53,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:37:53,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 153 conjuncts are in the unsatisfiable core [2025-01-22 18:37:53,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:37:55,932 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 18:37:55,932 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:37:57,928 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 18:37:57,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116238413] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:37:57,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:37:57,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 77, 67] total 181 [2025-01-22 18:37:57,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117360862] [2025-01-22 18:37:57,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:37:57,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2025-01-22 18:37:57,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:37:57,930 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2025-01-22 18:37:57,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4330, Invalid=28612, Unknown=0, NotChecked=0, Total=32942 [2025-01-22 18:37:57,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:37:57,931 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:37:57,932 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 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:37:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:38:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:38:05,207 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 18:38:05,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:38:05,402 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 18:38:05,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:38:05,402 INFO L85 PathProgramCache]: Analyzing trace with hash -450516957, now seen corresponding path program 12 times [2025-01-22 18:38:05,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:38:05,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640523712] [2025-01-22 18:38:05,402 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:38:05,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:38:05,406 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 18:38:05,457 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 18:38:05,457 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 18:38:05,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:38:07,576 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 18:38:07,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:38:07,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640523712] [2025-01-22 18:38:07,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640523712] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:38:07,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868297903] [2025-01-22 18:38:07,577 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:38:07,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:38:07,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:38:07,578 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 18:38:07,579 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 18:38:07,602 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 18:38:07,645 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 18:38:07,645 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 18:38:07,645 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:38:07,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 98 conjuncts are in the unsatisfiable core [2025-01-22 18:38:07,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:38:08,768 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 18:38:08,768 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:38:10,556 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 18:38:10,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868297903] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:38:10,556 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:38:10,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 83, 71] total 172 [2025-01-22 18:38:10,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961520126] [2025-01-22 18:38:10,556 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:38:10,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2025-01-22 18:38:10,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:38:10,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2025-01-22 18:38:10,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6356, Invalid=23400, Unknown=0, NotChecked=0, Total=29756 [2025-01-22 18:38:10,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:38:10,560 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:38:10,561 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 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:38:10,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:38:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:38:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:38:13,861 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 18:38:14,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:38:14,056 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 18:38:14,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:38:14,057 INFO L85 PathProgramCache]: Analyzing trace with hash 271517361, now seen corresponding path program 13 times [2025-01-22 18:38:14,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:38:14,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208655970] [2025-01-22 18:38:14,057 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:38:14,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:38:14,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 18:38:14,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 18:38:14,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:38:14,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:38:16,648 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 18:38:16,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:38:16,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208655970] [2025-01-22 18:38:16,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208655970] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:38:16,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720473910] [2025-01-22 18:38:16,648 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:38:16,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:38:16,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:38:16,650 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 18:38:16,651 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 18:38:16,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 18:38:16,713 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 18:38:16,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:38:16,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:38:16,716 WARN L254 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 259 conjuncts are in the unsatisfiable core [2025-01-22 18:38:16,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:38:21,924 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 18:38:21,925 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:38:33,246 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 18:38:33,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720473910] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:38:33,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:38:33,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 93, 109] total 265 [2025-01-22 18:38:33,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749161738] [2025-01-22 18:38:33,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:38:33,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 18:38:33,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:38:33,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 18:38:33,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=69326, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 18:38:33,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:38:33,251 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:38:33,251 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 18:38:33,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:33,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:38:33,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:04,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:04,192 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 18:40:04,387 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,SelfDestructingSolverStorable13 [2025-01-22 18:40:04,387 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 18:40:04,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:40:04,388 INFO L85 PathProgramCache]: Analyzing trace with hash 699885885, now seen corresponding path program 14 times [2025-01-22 18:40:04,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:40:04,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050712901] [2025-01-22 18:40:04,388 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:40:04,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:40:04,392 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 18:40:04,408 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 18:40:04,408 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:40:04,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:06,968 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 18:40:06,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:40:06,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050712901] [2025-01-22 18:40:06,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050712901] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:40:06,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86385679] [2025-01-22 18:40:06,969 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:40:06,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:40:06,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:40:06,970 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 18:40:06,971 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 18:40:06,993 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 18:40:07,027 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 18:40:07,027 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:40:07,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:07,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 112 conjuncts are in the unsatisfiable core [2025-01-22 18:40:07,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:40:08,000 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 18:40:08,000 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:40:10,070 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 18:40:10,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86385679] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:40:10,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:40:10,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 97, 81] total 177 [2025-01-22 18:40:10,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93032083] [2025-01-22 18:40:10,070 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:40:10,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 178 states [2025-01-22 18:40:10,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:40:10,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2025-01-22 18:40:10,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6963, Invalid=24543, Unknown=0, NotChecked=0, Total=31506 [2025-01-22 18:40:10,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:10,075 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:40:10,076 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 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:10,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-01-22 18:40:14,665 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 18:40:14,860 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,SelfDestructingSolverStorable14 [2025-01-22 18:40:14,860 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 18:40:14,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:40:14,860 INFO L85 PathProgramCache]: Analyzing trace with hash 193583975, now seen corresponding path program 15 times [2025-01-22 18:40:14,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:40:14,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839106862] [2025-01-22 18:40:14,860 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:40:14,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:40:14,865 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 18:40:14,900 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 18:40:14,900 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 18:40:14,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:18,019 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 18:40:18,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:40:18,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839106862] [2025-01-22 18:40:18,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839106862] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:40:18,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636213695] [2025-01-22 18:40:18,020 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:40:18,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:40:18,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:40:18,021 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 18:40:18,022 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 18:40:18,044 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 18:40:18,118 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 18:40:18,118 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 18:40:18,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:18,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 118 conjuncts are in the unsatisfiable core [2025-01-22 18:40:18,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:40:19,582 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 18:40:19,582 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:40:22,037 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 18:40:22,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636213695] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:40:22,037 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:40:22,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [109, 101, 85] total 204 [2025-01-22 18:40:22,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786694106] [2025-01-22 18:40:22,037 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:40:22,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2025-01-22 18:40:22,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:40:22,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2025-01-22 18:40:22,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8723, Invalid=33097, Unknown=0, NotChecked=0, Total=41820 [2025-01-22 18:40:22,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:22,043 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:40:22,043 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 18:40:22,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:22,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:22,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-01-22 18:40:22,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:40:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:40:27,196 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 18:40:27,390 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,SelfDestructingSolverStorable15 [2025-01-22 18:40:27,390 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 18:40:27,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:40:27,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1988624979, now seen corresponding path program 16 times [2025-01-22 18:40:27,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:40:27,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030628450] [2025-01-22 18:40:27,391 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:40:27,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:40:27,395 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 18:40:27,415 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 18:40:27,415 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:40:27,415 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:32,281 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 18:40:32,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:40:32,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030628450] [2025-01-22 18:40:32,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030628450] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:40:32,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977161830] [2025-01-22 18:40:32,281 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:40:32,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:40:32,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:40:32,283 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 18:40:32,284 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 18:40:32,305 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 18:40:32,346 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 18:40:32,346 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:40:32,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:32,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 215 conjuncts are in the unsatisfiable core [2025-01-22 18:40:32,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:40:36,345 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 18:40:36,346 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:40:41,776 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 18:40:41,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977161830] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:40:41,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:40:41,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 108, 93] total 272 [2025-01-22 18:40:41,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954207423] [2025-01-22 18:40:41,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:40:41,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 273 states [2025-01-22 18:40:41,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:40:41,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 273 interpolants. [2025-01-22 18:40:41,783 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9696, Invalid=64560, Unknown=0, NotChecked=0, Total=74256 [2025-01-22 18:40:41,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:41,783 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:40:41,783 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 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:40:41,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:40:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:40:52,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:40:52,931 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 18:40:53,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-22 18:40:53,126 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 18:40:53,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:40:53,127 INFO L85 PathProgramCache]: Analyzing trace with hash -301786731, now seen corresponding path program 17 times [2025-01-22 18:40:53,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:40:53,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481070074] [2025-01-22 18:40:53,127 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:40:53,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:40:53,131 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 18:40:53,169 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 18:40:53,170 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 18:40:53,170 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:59,164 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 18:40:59,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:40:59,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481070074] [2025-01-22 18:40:59,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481070074] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:40:59,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269712962] [2025-01-22 18:40:59,165 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:40:59,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:40:59,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:40:59,166 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 18:40:59,167 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 18:40:59,193 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 18:40:59,257 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 18:40:59,257 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 18:40:59,257 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:40:59,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 225 conjuncts are in the unsatisfiable core [2025-01-22 18:40:59,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:41:04,756 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 18:41:04,757 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:41:08,829 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 18:41:08,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1269712962] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:41:08,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:41:08,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [124, 113, 97] total 265 [2025-01-22 18:41:08,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020733877] [2025-01-22 18:41:08,829 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:41:08,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 18:41:08,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:41:08,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 18:41:08,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8890, Invalid=61600, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 18:41:08,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:41:08,834 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:41:08,834 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 18:41:08,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:08,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:41:08,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:41:08,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:41:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:41:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:41:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:41:24,565 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 18:41:24,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-22 18:41:24,760 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 18:41:24,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:41:24,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1089076319, now seen corresponding path program 18 times [2025-01-22 18:41:24,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:41:24,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465209248] [2025-01-22 18:41:24,760 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:41:24,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:41:24,765 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 18:41:24,814 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 18:41:24,814 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 18:41:24,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:41:29,212 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 18:41:29,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:41:29,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465209248] [2025-01-22 18:41:29,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465209248] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:41:29,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537192400] [2025-01-22 18:41:29,212 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:41:29,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:41:29,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:41:29,214 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 18:41:29,215 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 18:41:29,239 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 18:41:29,311 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 18:41:29,312 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 18:41:29,312 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:41:29,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-01-22 18:41:29,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:41:31,349 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 18:41:31,349 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:41:34,741 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 18:41:34,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537192400] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:41:34,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:41:34,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [128, 119, 101] total 244 [2025-01-22 18:41:34,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789668317] [2025-01-22 18:41:34,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:41:34,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 245 states [2025-01-22 18:41:34,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:41:34,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 245 interpolants. [2025-01-22 18:41:34,750 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12610, Invalid=47170, Unknown=0, NotChecked=0, Total=59780 [2025-01-22 18:41:34,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:41:34,750 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:41:34,750 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 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:41:34,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:41:34,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:41:41,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:41:41,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-01-22 18:41:41,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:41:41,221 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 18:41:41,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:41:41,221 INFO L85 PathProgramCache]: Analyzing trace with hash 933306861, now seen corresponding path program 19 times [2025-01-22 18:41:41,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:41:41,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106839109] [2025-01-22 18:41:41,222 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:41:41,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:41:41,227 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 18:41:41,279 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 18:41:41,279 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:41:41,279 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:41:45,770 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 18:41:45,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:41:45,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106839109] [2025-01-22 18:41:45,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106839109] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:41:45,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135030443] [2025-01-22 18:41:45,771 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:41:45,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:41:45,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:41:45,772 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 18:41:45,773 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 18:41:45,799 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 18:41:45,850 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 18:41:45,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:41:45,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:41:45,855 WARN L254 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 361 conjuncts are in the unsatisfiable core [2025-01-22 18:41:45,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:41:55,802 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 18:41:55,802 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:42:17,620 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 18:42:17,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135030443] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:42:17,621 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:42:17,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 129, 151] total 367 [2025-01-22 18:42:17,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328478255] [2025-01-22 18:42:17,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:42:17,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 368 states [2025-01-22 18:42:17,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:42:17,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 368 interpolants. [2025-01-22 18:42:17,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1608, Invalid=133448, Unknown=0, NotChecked=0, Total=135056 [2025-01-22 18:42:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:42:17,627 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:42:17,628 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 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:42:17,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:46:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:46:02,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-01-22 18:46:02,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:46:02,907 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 18:46:02,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:46:02,907 INFO L85 PathProgramCache]: Analyzing trace with hash 351160953, now seen corresponding path program 20 times [2025-01-22 18:46:02,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:46:02,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387034851] [2025-01-22 18:46:02,908 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:46:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:46:02,913 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 18:46:02,939 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 18:46:02,939 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:46:02,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:08,071 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 18:46:08,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:46:08,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387034851] [2025-01-22 18:46:08,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387034851] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:46:08,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610571229] [2025-01-22 18:46:08,072 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 18:46:08,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:46:08,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:46:08,073 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 18:46:08,074 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 18:46:08,100 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 18:46:08,144 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 18:46:08,144 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 18:46:08,144 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:08,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 154 conjuncts are in the unsatisfiable core [2025-01-22 18:46:08,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:46:09,734 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 18:46:09,734 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:46:13,408 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 18:46:13,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610571229] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:46:13,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:46:13,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [133, 133, 111] total 243 [2025-01-22 18:46:13,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509677507] [2025-01-22 18:46:13,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:46:13,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 244 states [2025-01-22 18:46:13,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:46:13,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2025-01-22 18:46:13,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13068, Invalid=46224, Unknown=0, NotChecked=0, Total=59292 [2025-01-22 18:46:13,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:46:13,417 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:46:13,418 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 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:46:13,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:46:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:46:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:22,030 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 18:46:22,224 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,SelfDestructingSolverStorable20 [2025-01-22 18:46:22,225 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 18:46:22,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:46:22,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1040054877, now seen corresponding path program 21 times [2025-01-22 18:46:22,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:46:22,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378717872] [2025-01-22 18:46:22,225 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:46:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:46:22,231 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 18:46:22,294 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 18:46:22,294 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 18:46:22,294 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:28,583 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 18:46:28,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:46:28,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378717872] [2025-01-22 18:46:28,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378717872] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:46:28,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273274121] [2025-01-22 18:46:28,583 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 18:46:28,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:46:28,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:46:28,585 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 18:46:28,586 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 18:46:28,611 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 18:46:28,727 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 18:46:28,727 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 18:46:28,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:28,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 160 conjuncts are in the unsatisfiable core [2025-01-22 18:46:28,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:46:31,260 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 18:46:31,260 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:46:35,572 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 18:46:35,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273274121] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:46:35,573 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:46:35,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [148, 137, 115] total 276 [2025-01-22 18:46:35,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921242294] [2025-01-22 18:46:35,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:46:35,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2025-01-22 18:46:35,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:46:35,577 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2025-01-22 18:46:35,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15889, Invalid=60563, Unknown=0, NotChecked=0, Total=76452 [2025-01-22 18:46:35,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:46:35,581 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:46:35,581 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 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:46:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:46:44,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:44,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:46:44,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:46:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:46:44,387 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 18:46:44,580 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,SelfDestructingSolverStorable21 [2025-01-22 18:46:44,580 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 18:46:44,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:46:44,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1571342057, now seen corresponding path program 22 times [2025-01-22 18:46:44,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:46:44,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871480827] [2025-01-22 18:46:44,581 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:46:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:46:44,586 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 18:46:44,618 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 18:46:44,619 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:46:44,619 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:53,946 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 18:46:53,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:46:53,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871480827] [2025-01-22 18:46:53,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871480827] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:46:53,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593439099] [2025-01-22 18:46:53,946 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 18:46:53,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:46:53,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:46:53,948 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 18:46:53,982 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 18:46:54,007 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 18:46:54,057 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 18:46:54,058 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 18:46:54,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:46:54,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 287 conjuncts are in the unsatisfiable core [2025-01-22 18:46:54,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:47:00,816 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 18:47:00,816 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:47:10,788 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 18:47:10,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593439099] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:47:10,789 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:47:10,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 144, 123] total 362 [2025-01-22 18:47:10,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235305457] [2025-01-22 18:47:10,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:47:10,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 363 states [2025-01-22 18:47:10,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:47:10,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 363 interpolants. [2025-01-22 18:47:10,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16818, Invalid=114588, Unknown=0, NotChecked=0, Total=131406 [2025-01-22 18:47:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:47:10,799 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:47:10,799 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 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:47:10,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:47:10,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:47:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:47:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:47:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:47:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:47:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:47:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:47:35,071 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 18:47:35,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:47:35,264 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 18:47:35,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:47:35,265 INFO L85 PathProgramCache]: Analyzing trace with hash -621230383, now seen corresponding path program 23 times [2025-01-22 18:47:35,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:47:35,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133910757] [2025-01-22 18:47:35,265 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:47:35,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:47:35,271 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 18:47:35,338 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 18:47:35,338 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 18:47:35,338 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:47:47,588 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 18:47:47,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:47:47,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133910757] [2025-01-22 18:47:47,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133910757] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:47:47,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315182354] [2025-01-22 18:47:47,588 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 18:47:47,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:47:47,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:47:47,590 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 18:47:47,591 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 18:47:47,620 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 18:47:47,716 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 18:47:47,716 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 18:47:47,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:47:47,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 297 conjuncts are in the unsatisfiable core [2025-01-22 18:47:47,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:47:57,079 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 18:47:57,079 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:48:03,846 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 18:48:03,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315182354] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:48:03,847 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:48:03,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [164, 149, 127] total 349 [2025-01-22 18:48:03,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724801944] [2025-01-22 18:48:03,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:48:03,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 350 states [2025-01-22 18:48:03,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:48:03,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 350 interpolants. [2025-01-22 18:48:03,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15070, Invalid=107080, Unknown=0, NotChecked=0, Total=122150 [2025-01-22 18:48:03,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:48:03,853 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:48:03,853 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 18:48:03,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:48:03,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:48:35,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:48:35,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2025-01-22 18:48:35,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-01-22 18:48:35,255 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,SelfDestructingSolverStorable23 [2025-01-22 18:48:35,255 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 18:48:35,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:48:35,255 INFO L85 PathProgramCache]: Analyzing trace with hash -760664421, now seen corresponding path program 24 times [2025-01-22 18:48:35,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:48:35,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036792943] [2025-01-22 18:48:35,255 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:48:35,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:48:35,261 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 270 statements into 49 equivalence classes. [2025-01-22 18:48:35,327 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) and asserted 270 of 270 statements. [2025-01-22 18:48:35,327 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2025-01-22 18:48:35,327 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:48:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 892 proven. 3315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 18:48:43,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:48:43,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036792943] [2025-01-22 18:48:43,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036792943] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:48:43,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037461426] [2025-01-22 18:48:43,730 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 18:48:43,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:48:43,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:48:43,731 INFO L229 MonitoredProcess]: Starting monitored process 26 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 18:48:43,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-01-22 18:48:43,765 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 270 statements into 49 equivalence classes. [2025-01-22 18:48:43,896 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) and asserted 270 of 270 statements. [2025-01-22 18:48:43,896 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2025-01-22 18:48:43,896 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:48:43,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 182 conjuncts are in the unsatisfiable core [2025-01-22 18:48:43,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:48:47,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 1851 proven. 2355 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 18:48:47,123 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:48:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 0 proven. 4207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 18:48:52,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037461426] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:48:52,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:48:52,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [167, 155, 131] total 316 [2025-01-22 18:48:52,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962586025] [2025-01-22 18:48:52,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:48:52,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 317 states [2025-01-22 18:48:52,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:48:52,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 317 interpolants. [2025-01-22 18:48:52,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21001, Invalid=79171, Unknown=0, NotChecked=0, Total=100172 [2025-01-22 18:48:52,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:48:52,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:48:52,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 317 states, 317 states have (on average 1.8958990536277602) internal successors, (601), 316 states have internal predecessors, (601), 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 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:48:52,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:48:52,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2025-01-22 18:48:52,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:49:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2025-01-22 18:49:02,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2025-01-22 18:49:02,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-01-22 18:49:02,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-01-22 18:49:02,650 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 18:49:02,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 18:49:02,650 INFO L85 PathProgramCache]: Analyzing trace with hash -401499351, now seen corresponding path program 25 times [2025-01-22 18:49:02,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 18:49:02,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427558112] [2025-01-22 18:49:02,650 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:49:02,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 18:49:02,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 284 statements into 1 equivalence classes. [2025-01-22 18:49:02,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 284 of 284 statements. [2025-01-22 18:49:02,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:49:02,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:49:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4758 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 18:49:09,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 18:49:09,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427558112] [2025-01-22 18:49:09,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427558112] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 18:49:09,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135506724] [2025-01-22 18:49:09,821 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 18:49:09,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 18:49:09,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 18:49:09,823 INFO L229 MonitoredProcess]: Starting monitored process 27 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 18:49:09,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-01-22 18:49:09,851 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 284 statements into 1 equivalence classes. [2025-01-22 18:49:09,908 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 284 of 284 statements. [2025-01-22 18:49:09,908 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 18:49:09,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 18:49:09,913 WARN L254 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 463 conjuncts are in the unsatisfiable core [2025-01-22 18:49:09,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 18:49:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4757 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 18:49:25,336 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 18:49:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4758 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 18:49:59,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135506724] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 18:49:59,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 18:49:59,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [117, 165, 193] total 469 [2025-01-22 18:49:59,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195929563] [2025-01-22 18:49:59,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 18:49:59,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 470 states [2025-01-22 18:49:59,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 18:49:59,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 470 interpolants. [2025-01-22 18:49:59,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2052, Invalid=218378, Unknown=0, NotChecked=0, Total=220430 [2025-01-22 18:49:59,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 18:49:59,948 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 18:49:59,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 470 states, 470 states have (on average 1.6808510638297873) internal successors, (790), 469 states have internal predecessors, (790), 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 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 18:49:59,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2025-01-22 18:49:59,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-01-22 18:50:51,851 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 18:50:51,858 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 18:50:51,858 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 18:50:51,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-01-22 18:50:52,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-01-22 18:50:52,054 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 503 known predicates. [2025-01-22 18:50:52,056 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2025-01-22 18:50:52,056 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2025-01-22 18:50:52,056 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2025-01-22 18:50:52,056 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2025-01-22 18:50:52,063 INFO L422 BasicCegarLoop]: Path program histogram: [25, 1] [2025-01-22 18:50:52,065 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 18:50:52,065 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 18:50:52,078 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 18:50:52,079 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 06:50:52 BasicIcfg [2025-01-22 18:50:52,079 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 18:50:52,080 INFO L158 Benchmark]: Toolchain (without parser) took 827266.37ms. Allocated memory was 117.4MB in the beginning and 3.5GB in the end (delta: 3.4GB). Free memory was 78.8MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 776.8MB. Max. memory is 16.0GB. [2025-01-22 18:50:52,080 INFO L158 Benchmark]: Boogie PL CUP Parser took 2.38ms. Allocated memory is still 117.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 18:50:52,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 18:50:52,080 INFO L158 Benchmark]: Boogie Preprocessor took 9.01ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.5MB in the end (delta: 694.0kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 18:50:52,080 INFO L158 Benchmark]: RCFGBuilder took 193.19ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 67.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2025-01-22 18:50:52,080 INFO L158 Benchmark]: TraceAbstraction took 827026.39ms. Allocated memory was 117.4MB in the beginning and 3.5GB in the end (delta: 3.4GB). Free memory was 94.8MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 788.3MB. Max. memory is 16.0GB. [2025-01-22 18:50:52,081 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 2.38ms. Allocated memory is still 117.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 15.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 9.01ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.5MB in the end (delta: 694.0kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 193.19ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 67.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 827026.39ms. Allocated memory was 117.4MB in the beginning and 3.5GB in the end (delta: 3.4GB). Free memory was 94.8MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 788.3MB. 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: 22587, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 4540, dependent conditional: 4534, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18876, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18876, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 11842, dependent conditional: 11836, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 0, independent unconditional: 18047, dependent: 11842, dependent conditional: 10965, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 0, independent unconditional: 18047, dependent: 11842, dependent conditional: 10965, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1016, independent: 256, independent conditional: 0, independent unconditional: 256, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1016, independent: 250, independent conditional: 0, independent unconditional: 250, dependent: 766, dependent conditional: 0, dependent unconditional: 766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 766, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 766, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9135, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 8972, dependent conditional: 8598, dependent unconditional: 374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 29889, independent: 17791, independent conditional: 0, independent unconditional: 17791, dependent: 11082, dependent conditional: 10211, dependent unconditional: 871, unknown: 1016, unknown conditional: 754, unknown unconditional: 262] , Statistics on independence cache: Total cache size (in pairs): 1016, Positive cache size: 256, Positive conditional cache size: 0, Positive unconditional cache size: 256, Negative cache size: 760, Negative conditional cache size: 754, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18645, Maximal queried relation: 25, Independence queries for same thread: 3711, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, 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: 22587, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 4540, dependent conditional: 4534, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18876, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18876, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 17774, independent unconditional: 273, dependent: 11842, dependent conditional: 11836, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 0, independent unconditional: 18047, dependent: 11842, dependent conditional: 10965, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29889, independent: 18047, independent conditional: 0, independent unconditional: 18047, dependent: 11842, dependent conditional: 10965, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1016, independent: 256, independent conditional: 0, independent unconditional: 256, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1016, independent: 250, independent conditional: 0, independent unconditional: 250, dependent: 766, dependent conditional: 0, dependent unconditional: 766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 766, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 766, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 760, dependent conditional: 754, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9135, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 8972, dependent conditional: 8598, dependent unconditional: 374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 29889, independent: 17791, independent conditional: 0, independent unconditional: 17791, dependent: 11082, dependent conditional: 10211, dependent unconditional: 871, unknown: 1016, unknown conditional: 754, unknown unconditional: 262] , Statistics on independence cache: Total cache size (in pairs): 1016, Positive cache size: 256, Positive conditional cache size: 0, Positive unconditional cache size: 256, Negative cache size: 760, Negative conditional cache size: 754, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18645, Maximal queried relation: 25, Independence queries for same thread: 3711 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 503 known predicates. - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 503 known predicates. - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 503 known predicates. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 503 known predicates. - 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: 826.9s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 25, EmptinessCheckTime: 524.7s, 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: 4175, 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: 0.2s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 293.9s InterpolantComputationTime, 8030 NumberOfCodeBlocks, 7994 NumberOfCodeBlocksAsserted, 717 NumberOfCheckSat, 11883 ConstructedInterpolants, 0 QuantifiedInterpolants, 89452 SizeOfPredicates, 36 NumberOfNonLiveVariables, 10145 ConjunctsInSsa, 3754 ConjunctsInUnsatCore, 75 InterpolantComputations, 2 PerfectInterpolantSequences, 14897/126741 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: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown