/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 -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --traceabstraction.commutativity.condition.synthesis NONE -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-16 21:46:06,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-16 21:46:06,894 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 [2024-12-16 21:46:06,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-16 21:46:06,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-16 21:46:06,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-16 21:46:06,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-16 21:46:06,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-16 21:46:06,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Use SBE=true [2024-12-16 21:46:06,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-16 21:46:06,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-16 21:46:06,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-16 21:46:06,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-16 21:46:06,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-16 21:46:06,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2024-12-16 21:46:07,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-16 21:46:07,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-16 21:46:07,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-16 21:46:07,138 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-16 21:46:07,139 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-16 21:46:07,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl [2024-12-16 21:46:07,141 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl' [2024-12-16 21:46:07,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-16 21:46:07,163 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-12-16 21:46:07,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-16 21:46:07,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-16 21:46:07,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-16 21:46:07,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,182 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-12-16 21:46:07,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-16 21:46:07,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-16 21:46:07,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-16 21:46:07,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-16 21:46:07,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,192 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-16 21:46:07,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-16 21:46:07,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-16 21:46:07,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-16 21:46:07,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/1) ... [2024-12-16 21:46:07,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-16 21:46:07,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:07,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-12-16 21:46:07,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-12-16 21:46:07,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-12-16 21:46:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-16 21:46:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-16 21:46:07,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-12-16 21:46:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-16 21:46:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-16 21:46:07,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-16 21:46:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-16 21:46:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-16 21:46:07,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-12-16 21:46:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-16 21:46:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-16 21:46:07,251 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-16 21:46:07,292 INFO L234 CfgBuilder]: Building ICFG [2024-12-16 21:46:07,294 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-16 21:46:07,408 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-16 21:46:07,408 INFO L283 CfgBuilder]: Performing block encoding [2024-12-16 21:46:07,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-16 21:46:07,452 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-16 21:46:07,452 INFO L201 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 09:46:07 BoogieIcfgContainer [2024-12-16 21:46:07,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-16 21:46:07,454 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-16 21:46:07,454 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-16 21:46:07,457 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-16 21:46:07,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.12 09:46:07" (1/2) ... [2024-12-16 21:46:07,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4d7d68 and model type queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 09:46:07, skipping insertion in model container [2024-12-16 21:46:07,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 09:46:07" (2/2) ... [2024-12-16 21:46:07,459 INFO L128 eAbstractionObserver]: Analyzing ICFG queue-add-3-nl.wvr.bpl [2024-12-16 21:46:07,469 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-16 21:46:07,471 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG queue-add-3-nl.wvr.bpl that has 4 procedures, 29 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-12-16 21:46:07,471 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-16 21:46:07,514 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-16 21:46:07,557 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-16 21:46:07,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-16 21:46:07,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:07,560 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-12-16 21:46:07,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-12-16 21:46:07,602 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-16 21:46:07,609 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-16 21:46:07,614 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;@6205488f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-16 21:46:07,614 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-16 21:46:07,846 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)] === [2024-12-16 21:46:07,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:07,857 INFO L85 PathProgramCache]: Analyzing trace with hash -974893241, now seen corresponding path program 1 times [2024-12-16 21:46:07,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:07,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672508374] [2024-12-16 21:46:07,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-16 21:46:07,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:08,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:08,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672508374] [2024-12-16 21:46:08,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672508374] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-16 21:46:08,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-16 21:46:08,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-16 21:46:08,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798744416] [2024-12-16 21:46:08,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-16 21:46:08,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-16 21:46:08,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:08,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-16 21:46:08,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-16 21:46:08,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:08,060 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:08,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:08,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:08,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:08,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-16 21:46:08,110 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)] === [2024-12-16 21:46:08,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:08,111 INFO L85 PathProgramCache]: Analyzing trace with hash 20193883, now seen corresponding path program 1 times [2024-12-16 21:46:08,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:08,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966124781] [2024-12-16 21:46:08,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-16 21:46:08,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:08,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:08,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966124781] [2024-12-16 21:46:08,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966124781] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-16 21:46:08,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-16 21:46:08,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-16 21:46:08,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272647057] [2024-12-16 21:46:08,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-16 21:46:08,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-16 21:46:08,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:08,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-16 21:46:08,284 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-16 21:46:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:08,284 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:08,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:08,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:08,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:08,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:08,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:08,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-16 21:46:08,334 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)] === [2024-12-16 21:46:08,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:08,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1686011736, now seen corresponding path program 2 times [2024-12-16 21:46:08,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:08,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817735872] [2024-12-16 21:46:08,335 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:08,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:08,363 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:08,367 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:08,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:08,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:08,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817735872] [2024-12-16 21:46:08,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817735872] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:08,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171915789] [2024-12-16 21:46:08,714 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:08,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:08,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:08,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:08,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-16 21:46:08,762 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:08,762 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:08,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-16 21:46:08,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:09,082 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:09,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171915789] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:09,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:09,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 19 [2024-12-16 21:46:09,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424804363] [2024-12-16 21:46:09,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:09,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-16 21:46:09,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:09,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-16 21:46:09,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-12-16 21:46:09,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:09,263 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:09,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.85) internal successors, (57), 19 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:09,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:09,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:09,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:09,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:09,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:09,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-16 21:46:09,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-16 21:46:09,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:09,749 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)] === [2024-12-16 21:46:09,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1483148711, now seen corresponding path program 3 times [2024-12-16 21:46:09,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:09,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205826631] [2024-12-16 21:46:09,749 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:46:09,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:09,758 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-16 21:46:09,758 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:09,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:09,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:09,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205826631] [2024-12-16 21:46:09,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205826631] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:09,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732753890] [2024-12-16 21:46:09,811 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:46:09,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:09,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:09,813 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:09,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-16 21:46:09,852 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-16 21:46:09,852 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:09,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-16 21:46:09,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-16 21:46:09,886 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-16 21:46:09,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732753890] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-16 21:46:09,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-16 21:46:09,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-12-16 21:46:09,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236585284] [2024-12-16 21:46:09,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-16 21:46:09,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-16 21:46:09,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:09,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-16 21:46:09,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-16 21:46:09,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:09,887 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:09,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:09,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:09,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:09,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-16 21:46:09,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:10,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-16 21:46:10,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:10,234 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)] === [2024-12-16 21:46:10,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:10,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1721623504, now seen corresponding path program 1 times [2024-12-16 21:46:10,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:10,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309147252] [2024-12-16 21:46:10,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-16 21:46:10,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:10,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:10,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309147252] [2024-12-16 21:46:10,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309147252] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:10,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961743197] [2024-12-16 21:46:10,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-16 21:46:10,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:10,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:10,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:10,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-16 21:46:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:10,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-16 21:46:10,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:11,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:11,474 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:11,685 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:11,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29 [2024-12-16 21:46:11,852 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:11,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2024-12-16 21:46:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:11,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961743197] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:11,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:11,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 40 [2024-12-16 21:46:11,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547368524] [2024-12-16 21:46:11,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:11,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-12-16 21:46:11,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:11,962 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-12-16 21:46:11,962 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1476, Unknown=0, NotChecked=0, Total=1640 [2024-12-16 21:46:11,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:11,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:11,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 1.9268292682926829) internal successors, (79), 40 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:11,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:11,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:11,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:11,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:11,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:13,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:46:13,314 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-16 21:46:13,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:13,508 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)] === [2024-12-16 21:46:13,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:13,509 INFO L85 PathProgramCache]: Analyzing trace with hash 800849359, now seen corresponding path program 2 times [2024-12-16 21:46:13,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:13,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962193674] [2024-12-16 21:46:13,509 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:13,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:13,519 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:13,519 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:13,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:13,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962193674] [2024-12-16 21:46:13,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962193674] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:13,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747994471] [2024-12-16 21:46:13,600 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:13,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:13,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:13,602 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:13,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-16 21:46:13,631 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:13,631 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:13,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-16 21:46:13,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:13,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-12-16 21:46:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:13,709 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:13,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:13,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2024-12-16 21:46:13,774 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:13,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2024-12-16 21:46:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:13,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747994471] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:13,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:13,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 15 [2024-12-16 21:46:13,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760788569] [2024-12-16 21:46:13,791 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:13,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-16 21:46:13,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:13,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-16 21:46:13,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2024-12-16 21:46:13,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:13,792 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:13,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 15 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:46:13,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:14,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:14,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-16 21:46:14,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:14,411 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)] === [2024-12-16 21:46:14,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:14,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1358687672, now seen corresponding path program 3 times [2024-12-16 21:46:14,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:14,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276179004] [2024-12-16 21:46:14,412 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:46:14,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:14,436 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-16 21:46:14,436 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:15,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:15,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276179004] [2024-12-16 21:46:15,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276179004] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:15,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [793355951] [2024-12-16 21:46:15,252 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:46:15,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:15,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:15,254 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:15,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-16 21:46:15,287 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-16 21:46:15,287 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:15,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-16 21:46:15,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:16,422 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:17,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:17,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 69 [2024-12-16 21:46:17,656 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:17,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 82 [2024-12-16 21:46:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:17,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [793355951] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:17,755 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:17,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25, 25] total 65 [2024-12-16 21:46:17,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109938843] [2024-12-16 21:46:17,755 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:17,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-12-16 21:46:17,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:17,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-12-16 21:46:17,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=4032, Unknown=0, NotChecked=0, Total=4290 [2024-12-16 21:46:17,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:17,757 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:17,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 65 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:17,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:17,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:17,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:24,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-12-16 21:46:24,172 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 [2024-12-16 21:46:24,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:24,371 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)] === [2024-12-16 21:46:24,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:24,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1001898785, now seen corresponding path program 4 times [2024-12-16 21:46:24,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:24,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131889651] [2024-12-16 21:46:24,371 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:46:24,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:24,391 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:46:24,391 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-16 21:46:24,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:24,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131889651] [2024-12-16 21:46:24,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131889651] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:24,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825922155] [2024-12-16 21:46:24,521 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:46:24,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:24,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:24,523 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:24,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-16 21:46:24,559 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:46:24,559 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:24,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-16 21:46:24,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:24,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-16 21:46:24,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-16 21:46:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-16 21:46:24,697 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:24,725 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:24,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2024-12-16 21:46:24,746 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:24,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2024-12-16 21:46:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-16 21:46:24,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825922155] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:24,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:24,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 16 [2024-12-16 21:46:24,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133116942] [2024-12-16 21:46:24,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:24,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-16 21:46:24,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:24,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-16 21:46:24,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2024-12-16 21:46:24,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:24,812 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:24,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.0588235294117645) internal successors, (69), 16 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-12-16 21:46:24,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:25,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-12-16 21:46:25,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:46:25,415 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 [2024-12-16 21:46:25,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:25,613 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)] === [2024-12-16 21:46:25,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:25,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1871524552, now seen corresponding path program 5 times [2024-12-16 21:46:25,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:25,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788814936] [2024-12-16 21:46:25,613 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:46:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:25,642 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-12-16 21:46:25,642 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-16 21:46:26,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:26,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788814936] [2024-12-16 21:46:26,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788814936] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:26,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111984583] [2024-12-16 21:46:26,752 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:46:26,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:26,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:26,756 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:26,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-16 21:46:26,800 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-12-16 21:46:26,800 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:26,802 WARN L254 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-12-16 21:46:26,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:29,389 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:31,747 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,749 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,749 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,750 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,751 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,751 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:31,784 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:31,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 143 [2024-12-16 21:46:32,471 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,471 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,473 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,473 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,474 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:46:32,512 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:46:32,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 113 treesize of output 167 [2024-12-16 21:46:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:46:32,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111984583] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:32,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:32,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 38, 38] total 93 [2024-12-16 21:46:32,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522513438] [2024-12-16 21:46:32,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:32,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-12-16 21:46:32,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:32,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-12-16 21:46:32,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=573, Invalid=8169, Unknown=0, NotChecked=0, Total=8742 [2024-12-16 21:46:32,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:32,953 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:32,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 1.6702127659574468) internal successors, (157), 93 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:32,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:32,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:46:32,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:49,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:46:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:46:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:46:49,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-12-16 21:46:49,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:49,860 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)] === [2024-12-16 21:46:49,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:49,861 INFO L85 PathProgramCache]: Analyzing trace with hash 157554787, now seen corresponding path program 6 times [2024-12-16 21:46:49,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:49,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856290993] [2024-12-16 21:46:49,861 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 21:46:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:49,903 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-12-16 21:46:49,903 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 40 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-12-16 21:46:50,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:50,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856290993] [2024-12-16 21:46:50,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856290993] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:50,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112011048] [2024-12-16 21:46:50,088 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 21:46:50,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:50,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:50,089 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:50,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-16 21:46:50,159 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-12-16 21:46:50,159 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:50,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-16 21:46:50,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-12-16 21:46:50,256 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-12-16 21:46:50,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112011048] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:50,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:50,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2024-12-16 21:46:50,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955730409] [2024-12-16 21:46:50,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:50,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-16 21:46:50,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:50,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-16 21:46:50,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-16 21:46:50,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:50,415 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:50,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:46:50,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:46:50,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:46:50,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-16 21:46:50,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:50,687 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)] === [2024-12-16 21:46:50,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:50,687 INFO L85 PathProgramCache]: Analyzing trace with hash 2108673564, now seen corresponding path program 7 times [2024-12-16 21:46:50,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:50,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317957233] [2024-12-16 21:46:50,687 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-16 21:46:50,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-16 21:46:50,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:50,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317957233] [2024-12-16 21:46:50,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317957233] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:50,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560947257] [2024-12-16 21:46:50,877 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-16 21:46:50,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:50,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:50,883 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:50,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-16 21:46:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:46:50,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-16 21:46:50,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:46:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-16 21:46:51,038 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:46:51,175 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-16 21:46:51,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560947257] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:46:51,176 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:46:51,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2024-12-16 21:46:51,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122106768] [2024-12-16 21:46:51,176 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:46:51,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-16 21:46:51,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:46:51,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-16 21:46:51,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-16 21:46:51,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:51,177 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:46:51,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:46:51,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:46:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:46:51,270 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 [2024-12-16 21:46:51,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:51,465 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)] === [2024-12-16 21:46:51,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:46:51,465 INFO L85 PathProgramCache]: Analyzing trace with hash 942999780, now seen corresponding path program 8 times [2024-12-16 21:46:51,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:46:51,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008894840] [2024-12-16 21:46:51,465 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:46:51,525 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:51,525 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 12 proven. 104 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-16 21:46:54,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:46:54,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008894840] [2024-12-16 21:46:54,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008894840] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:46:54,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349933914] [2024-12-16 21:46:54,943 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:46:54,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:46:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:46:54,945 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:46:54,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-16 21:46:55,010 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:46:55,010 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:46:55,019 WARN L254 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 246 conjuncts are in the unsatisfiable core [2024-12-16 21:46:55,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:47:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:47:03,462 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:47:12,577 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:47:12,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 144 treesize of output 708 [2024-12-16 21:47:29,114 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:47:29,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 117 treesize of output 681 [2024-12-16 21:47:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:47:29,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349933914] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:47:29,755 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:47:29,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 67, 66] total 168 [2024-12-16 21:47:29,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559966623] [2024-12-16 21:47:29,755 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:47:29,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2024-12-16 21:47:29,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:47:29,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2024-12-16 21:47:29,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1008, Invalid=27384, Unknown=0, NotChecked=0, Total=28392 [2024-12-16 21:47:29,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:47:29,761 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:47:29,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 168 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:47:29,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:47:29,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:47:29,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:47:29,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:47:29,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:47:29,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:48:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:48:02,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-12-16 21:48:02,930 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,SelfDestructingSolverStorable11 [2024-12-16 21:48:02,931 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)] === [2024-12-16 21:48:02,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:48:02,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1545058010, now seen corresponding path program 9 times [2024-12-16 21:48:02,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:48:02,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670730905] [2024-12-16 21:48:02,931 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:48:02,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:48:02,973 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-16 21:48:02,973 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:48:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-16 21:48:08,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:48:08,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670730905] [2024-12-16 21:48:08,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670730905] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:48:08,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817560300] [2024-12-16 21:48:08,636 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:48:08,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:48:08,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:48:08,638 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:48:08,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-16 21:48:08,709 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-16 21:48:08,709 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:48:08,714 WARN L254 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 280 conjuncts are in the unsatisfiable core [2024-12-16 21:48:08,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:48:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:48:18,729 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:48:33,948 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,948 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,951 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,952 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,952 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,953 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,953 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,954 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,955 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,956 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,956 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,956 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,957 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,957 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,958 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,958 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,958 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,959 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,959 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,959 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,960 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,960 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,961 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,961 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,961 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,968 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,968 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,969 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,969 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,970 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,971 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,976 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,980 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,984 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,985 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,986 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,987 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,988 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,990 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,992 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:33,992 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:48:34,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:48:34,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 135 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 55 case distinctions, treesize of input 178 treesize of output 632 [2024-12-16 21:48:37,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:48:37,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 143 treesize of output 1047 [2024-12-16 21:48:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:48:39,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817560300] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:48:39,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:48:39,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [76, 80, 80] total 231 [2024-12-16 21:48:39,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439335151] [2024-12-16 21:48:39,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:48:39,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 232 states [2024-12-16 21:48:39,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:48:39,156 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 232 interpolants. [2024-12-16 21:48:39,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6250, Invalid=47342, Unknown=0, NotChecked=0, Total=53592 [2024-12-16 21:48:39,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:48:39,160 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:48:39,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 232 states, 232 states have (on average 1.5301724137931034) internal successors, (355), 231 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:48:39,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:49:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:49:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:49:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:49:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2024-12-16 21:49:47,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-16 21:49:47,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:49:47,366 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)] === [2024-12-16 21:49:47,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:49:47,366 INFO L85 PathProgramCache]: Analyzing trace with hash 19333638, now seen corresponding path program 10 times [2024-12-16 21:49:47,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:49:47,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733430368] [2024-12-16 21:49:47,366 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:49:47,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:49:47,382 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:49:47,382 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:49:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 86 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-12-16 21:49:47,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:49:47,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733430368] [2024-12-16 21:49:47,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733430368] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:49:47,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906953633] [2024-12-16 21:49:47,547 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:49:47,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:49:47,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:49:47,555 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:49:47,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-12-16 21:49:47,627 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:49:47,627 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:49:47,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-16 21:49:47,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:49:47,747 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 72 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-12-16 21:49:47,747 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:49:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 72 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-12-16 21:49:47,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906953633] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:49:47,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:49:47,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2024-12-16 21:49:47,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86879881] [2024-12-16 21:49:47,925 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:49:47,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-16 21:49:47,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:49:47,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-16 21:49:47,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-12-16 21:49:47,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:49:47,925 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:49:47,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2024-12-16 21:49:47,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:49:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:49:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2024-12-16 21:49:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:49:48,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-16 21:49:48,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:49:48,275 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)] === [2024-12-16 21:49:48,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:49:48,276 INFO L85 PathProgramCache]: Analyzing trace with hash 169216058, now seen corresponding path program 11 times [2024-12-16 21:49:48,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:49:48,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418944816] [2024-12-16 21:49:48,276 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:49:48,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:49:48,317 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-16 21:49:48,317 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:49:51,852 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 42 proven. 119 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-16 21:49:51,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:49:51,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418944816] [2024-12-16 21:49:51,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418944816] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:49:51,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858647947] [2024-12-16 21:49:51,853 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:49:51,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:49:51,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:49:51,855 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:49:51,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-12-16 21:49:51,933 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-16 21:49:51,933 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:49:51,937 WARN L254 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 304 conjuncts are in the unsatisfiable core [2024-12-16 21:49:51,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:50:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:50:06,468 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:50:24,872 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,872 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,874 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,876 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,876 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,877 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,877 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,877 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,878 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,880 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,880 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,880 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,881 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,881 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,882 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,882 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,882 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,882 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,884 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,886 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,887 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,887 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,887 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,894 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,895 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,896 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,896 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,897 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,897 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,900 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,900 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,905 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,910 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,911 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,912 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,913 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,914 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,914 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,915 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,917 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,919 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,919 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,920 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:24,920 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:25,249 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:50:25,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 165 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 66 case distinctions, treesize of input 195 treesize of output 749 [2024-12-16 21:50:28,684 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,690 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,693 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,694 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,694 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,696 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,696 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,696 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,697 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,697 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,697 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,698 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,698 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,699 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,699 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,699 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,700 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,701 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,704 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,706 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,706 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,709 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,711 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,724 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,725 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,726 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,727 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,728 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,728 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,730 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,733 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,734 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,734 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,735 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,736 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:28,736 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:50:29,058 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:50:29,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 165 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 66 case distinctions, treesize of input 156 treesize of output 710 [2024-12-16 21:50:29,971 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:50:29,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858647947] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:50:29,972 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:50:29,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 87, 87] total 213 [2024-12-16 21:50:29,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811387401] [2024-12-16 21:50:29,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:50:29,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 214 states [2024-12-16 21:50:29,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:50:29,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 214 interpolants. [2024-12-16 21:50:29,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3365, Invalid=42217, Unknown=0, NotChecked=0, Total=45582 [2024-12-16 21:50:29,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:50:29,975 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:50:29,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 214 states, 214 states have (on average 1.5233644859813085) internal successors, (326), 213 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:50:29,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2024-12-16 21:51:38,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-16 21:51:38,291 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,SelfDestructingSolverStorable14 [2024-12-16 21:51:38,291 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)] === [2024-12-16 21:51:38,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:38,291 INFO L85 PathProgramCache]: Analyzing trace with hash -307266956, now seen corresponding path program 12 times [2024-12-16 21:51:38,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:38,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278489523] [2024-12-16 21:51:38,292 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 21:51:38,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:38,351 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-12-16 21:51:38,351 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:38,719 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 10 proven. 122 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2024-12-16 21:51:38,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:51:38,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278489523] [2024-12-16 21:51:38,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278489523] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:51:38,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008148713] [2024-12-16 21:51:38,719 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 21:51:38,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:38,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:51:38,721 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:51:38,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-12-16 21:51:38,808 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-12-16 21:51:38,808 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:38,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-12-16 21:51:38,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:51:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-12-16 21:51:38,990 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:51:39,026 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-12-16 21:51:39,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2024-12-16 21:51:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-12-16 21:51:39,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008148713] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:51:39,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:51:39,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 21 [2024-12-16 21:51:39,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573335691] [2024-12-16 21:51:39,112 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:51:39,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-16 21:51:39,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:51:39,113 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-16 21:51:39,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2024-12-16 21:51:39,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:39,113 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:51:39,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.090909090909091) internal successors, (112), 21 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:39,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2024-12-16 21:51:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:40,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:40,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:40,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-12-16 21:51:40,380 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,SelfDestructingSolverStorable15 [2024-12-16 21:51:40,381 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)] === [2024-12-16 21:51:40,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:40,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1980107754, now seen corresponding path program 13 times [2024-12-16 21:51:40,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:40,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914253510] [2024-12-16 21:51:40,381 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-16 21:51:40,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:51:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 68 proven. 198 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-16 21:51:40,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:51:40,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914253510] [2024-12-16 21:51:40,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914253510] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:51:40,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899025674] [2024-12-16 21:51:40,857 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-16 21:51:40,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:40,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:51:40,859 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:51:40,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-12-16 21:51:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-16 21:51:40,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-16 21:51:40,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:51:41,160 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:41,160 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:51:41,204 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-12-16 21:51:41,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2024-12-16 21:51:41,297 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:41,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899025674] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:51:41,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:51:41,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 15, 15] total 28 [2024-12-16 21:51:41,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361595154] [2024-12-16 21:51:41,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:51:41,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-12-16 21:51:41,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:51:41,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-12-16 21:51:41,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2024-12-16 21:51:41,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:41,299 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:51:41,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 5.206896551724138) internal successors, (151), 28 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:41,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:42,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:42,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-12-16 21:51:42,322 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,SelfDestructingSolverStorable16 [2024-12-16 21:51:42,322 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)] === [2024-12-16 21:51:42,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:42,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1437570480, now seen corresponding path program 14 times [2024-12-16 21:51:42,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:42,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879979225] [2024-12-16 21:51:42,322 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:51:42,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:42,342 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:51:42,343 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 65 proven. 261 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-16 21:51:42,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:51:42,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879979225] [2024-12-16 21:51:42,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879979225] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:51:42,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831024108] [2024-12-16 21:51:42,912 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-16 21:51:42,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:42,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:51:42,915 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:51:42,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-12-16 21:51:43,001 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-16 21:51:43,001 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:43,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-12-16 21:51:43,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:51:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:43,294 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:51:43,343 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-12-16 21:51:43,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2024-12-16 21:51:43,440 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:43,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831024108] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:51:43,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:51:43,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17, 17] total 31 [2024-12-16 21:51:43,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395927895] [2024-12-16 21:51:43,441 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:51:43,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-12-16 21:51:43,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:51:43,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-12-16 21:51:43,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2024-12-16 21:51:43,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:43,442 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:51:43,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 5.34375) internal successors, (171), 31 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:43,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:43,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:51:44,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-12-16 21:51:44,529 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,SelfDestructingSolverStorable17 [2024-12-16 21:51:44,530 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)] === [2024-12-16 21:51:44,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:44,530 INFO L85 PathProgramCache]: Analyzing trace with hash -2102128726, now seen corresponding path program 15 times [2024-12-16 21:51:44,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:44,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106207465] [2024-12-16 21:51:44,530 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:51:44,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:44,609 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-12-16 21:51:44,609 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 32 proven. 373 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-16 21:51:45,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:51:45,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106207465] [2024-12-16 21:51:45,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106207465] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:51:45,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850777488] [2024-12-16 21:51:45,223 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-16 21:51:45,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:45,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:51:45,225 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:51:45,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-12-16 21:51:45,331 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-12-16 21:51:45,331 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:45,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-12-16 21:51:45,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:51:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:46,831 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:51:47,263 INFO L349 Elim1Store]: treesize reduction 5, result has 82.8 percent of original size [2024-12-16 21:51:47,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 46 [2024-12-16 21:51:48,491 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:51:48,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 124 [2024-12-16 21:51:50,431 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 3 proven. 235 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-16 21:51:50,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850777488] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:51:50,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:51:50,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 33, 33] total 88 [2024-12-16 21:51:50,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268504506] [2024-12-16 21:51:50,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:51:50,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2024-12-16 21:51:50,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:51:50,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2024-12-16 21:51:50,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=7423, Unknown=0, NotChecked=0, Total=7832 [2024-12-16 21:51:50,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:50,433 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:51:50,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 3.595505617977528) internal successors, (320), 88 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:51:50,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:56,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:51:56,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-12-16 21:51:56,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-12-16 21:51:56,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:56,458 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)] === [2024-12-16 21:51:56,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:56,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1266199920, now seen corresponding path program 16 times [2024-12-16 21:51:56,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:56,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676415123] [2024-12-16 21:51:56,459 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:51:56,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:56,481 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:51:56,481 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 230 proven. 162 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-12-16 21:51:56,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:51:56,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676415123] [2024-12-16 21:51:56,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676415123] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:51:56,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114311010] [2024-12-16 21:51:56,835 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-16 21:51:56,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:51:56,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:51:56,838 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:51:56,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-12-16 21:51:56,927 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-16 21:51:56,927 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:51:56,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-16 21:51:56,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:51:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 229 proven. 146 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2024-12-16 21:51:57,122 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:51:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 229 proven. 146 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2024-12-16 21:51:57,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114311010] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:51:57,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:51:57,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 13 [2024-12-16 21:51:57,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141302059] [2024-12-16 21:51:57,393 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:51:57,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-16 21:51:57,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:51:57,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-16 21:51:57,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=92, Unknown=0, NotChecked=0, Total=182 [2024-12-16 21:51:57,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:57,394 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:51:57,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.071428571428571) internal successors, (127), 13 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-12-16 21:51:57,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:51:57,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:51:57,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-12-16 21:51:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-16 21:51:57,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-12-16 21:51:57,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-12-16 21:51:57,942 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)] === [2024-12-16 21:51:57,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 21:51:57,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1102880628, now seen corresponding path program 17 times [2024-12-16 21:51:57,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 21:51:57,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205500953] [2024-12-16 21:51:57,943 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:51:57,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 21:51:58,232 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-16 21:51:58,232 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:52:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 46 proven. 382 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-12-16 21:52:09,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 21:52:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205500953] [2024-12-16 21:52:09,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205500953] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 21:52:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358375040] [2024-12-16 21:52:09,387 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-16 21:52:09,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 21:52:09,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 21:52:09,389 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 21:52:09,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-12-16 21:52:09,511 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-16 21:52:09,511 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 21:52:09,522 WARN L254 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 463 conjuncts are in the unsatisfiable core [2024-12-16 21:52:09,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 21:52:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:52:50,452 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 21:53:53,185 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,186 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,189 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,189 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,193 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,193 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,194 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,194 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,195 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,195 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,196 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,196 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,196 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,197 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,199 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,205 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,206 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,209 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,209 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,211 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,216 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,217 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,218 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,220 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,220 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,221 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,229 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,229 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,230 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,231 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,231 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,231 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,232 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,232 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,232 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,233 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,234 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,234 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,234 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,235 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,235 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,235 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,236 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,236 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,241 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,242 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,243 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,243 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,245 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,245 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,246 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,251 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,251 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,253 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,253 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,253 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,255 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,257 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,257 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,257 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,258 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,258 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,274 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,274 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,277 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,277 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,280 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,284 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,284 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,285 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,285 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,285 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,286 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,288 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,288 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,291 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,291 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,291 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,292 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,292 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,293 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,297 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,298 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,298 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,301 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,303 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,304 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,305 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,308 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,308 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,308 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,309 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,309 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,309 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,312 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,313 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,315 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,316 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,316 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,316 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,321 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,321 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,324 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,324 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:53:53,324 INFO L224 Elim1Store]: Index analysis took 141 ms [2024-12-16 21:53:54,498 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:53:54,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 408 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 153 case distinctions, treesize of input 304 treesize of output 1664 [2024-12-16 21:54:10,658 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,659 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,664 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,673 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,675 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,682 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,682 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,683 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,684 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,684 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,704 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,706 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,711 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,711 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,713 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,714 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,715 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,716 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,716 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,716 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,717 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,717 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,718 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,718 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,726 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,727 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,727 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,728 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,728 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,729 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,729 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,729 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,730 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,730 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,731 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,732 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,734 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,735 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,738 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,739 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,739 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,741 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,743 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,744 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,745 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,746 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,747 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,747 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,748 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,749 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,750 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,751 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,752 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,755 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,761 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,763 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,763 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,764 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,765 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,766 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,767 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,769 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,775 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,775 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,778 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,779 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,779 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,780 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,780 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,780 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,782 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,783 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,784 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,785 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,786 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,787 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,789 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,790 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,791 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,795 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,796 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,797 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,798 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,799 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,800 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,801 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,804 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,805 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,806 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-16 21:54:10,806 INFO L224 Elim1Store]: Index analysis took 157 ms [2024-12-16 21:54:12,014 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-16 21:54:12,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 408 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 153 case distinctions, treesize of input 534 treesize of output 1864 [2024-12-16 21:54:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-16 21:54:30,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358375040] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 21:54:30,669 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 21:54:30,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 130, 130] total 341 [2024-12-16 21:54:30,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067966784] [2024-12-16 21:54:30,670 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 21:54:30,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 342 states [2024-12-16 21:54:30,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 21:54:30,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 342 interpolants. [2024-12-16 21:54:30,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6034, Invalid=110588, Unknown=0, NotChecked=0, Total=116622 [2024-12-16 21:54:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 21:54:30,676 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 21:54:30,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 342 states, 342 states have (on average 1.4941520467836258) internal successors, (511), 341 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-16 21:54:30,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 22:00:16,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 22:00:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-12-16 22:00:16,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-16 22:00:16,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 358 states. [2024-12-16 22:00:16,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-12-16 22:00:16,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 22:00:16,888 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)] === [2024-12-16 22:00:16,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 22:00:16,889 INFO L85 PathProgramCache]: Analyzing trace with hash 173769814, now seen corresponding path program 18 times [2024-12-16 22:00:16,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 22:00:16,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509703267] [2024-12-16 22:00:16,889 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 22:00:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 22:00:16,976 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-12-16 22:00:16,976 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 22:00:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 195 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-12-16 22:00:17,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-16 22:00:17,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509703267] [2024-12-16 22:00:17,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509703267] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-16 22:00:17,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030030254] [2024-12-16 22:00:17,404 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-16 22:00:17,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-16 22:00:17,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-16 22:00:17,406 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-16 22:00:17,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-12-16 22:00:17,525 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-12-16 22:00:17,526 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-16 22:00:17,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-16 22:00:17,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-16 22:00:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 177 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2024-12-16 22:00:17,715 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-16 22:00:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 177 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2024-12-16 22:00:18,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030030254] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-16 22:00:18,052 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-16 22:00:18,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 13 [2024-12-16 22:00:18,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651963914] [2024-12-16 22:00:18,052 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-16 22:00:18,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-16 22:00:18,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-16 22:00:18,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-16 22:00:18,053 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-12-16 22:00:18,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-16 22:00:18,053 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-16 22:00:18,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.142857142857142) internal successors, (128), 13 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 358 states. [2024-12-16 22:00:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2024-12-16 22:00:18,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 358 states. [2024-12-16 22:00:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-16 22:00:18,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-12-16 22:00:18,550 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,SelfDestructingSolverStorable21 [2024-12-16 22:00:18,550 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)] === [2024-12-16 22:00:18,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-16 22:00:18,551 INFO L85 PathProgramCache]: Analyzing trace with hash 2127331306, now seen corresponding path program 19 times [2024-12-16 22:00:18,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-16 22:00:18,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129265463] [2024-12-16 22:00:18,551 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-16 22:00:18,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-16 22:00:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-12-16 22:00:24,738 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-12-16 22:00:24,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-16 22:00:24,739 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-4-1 context. [2024-12-16 22:00:24,740 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-12-16 22:00:24,740 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-12-16 22:00:24,740 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-12-16 22:00:24,744 INFO L422 BasicCegarLoop]: Path program histogram: [19, 3, 1] [2024-12-16 22:00:24,746 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-16 22:00:24,746 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-16 22:00:24,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-12-16 22:00:24,753 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-16 22:00:24,753 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-16 22:00:24,754 INFO L201 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 10:00:24 BasicIcfg [2024-12-16 22:00:24,754 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-16 22:00:24,755 INFO L158 Benchmark]: Toolchain (without parser) took 857591.54ms. Allocated memory was 167.8MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 96.7MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 642.6MB. Max. memory is 16.0GB. [2024-12-16 22:00:24,755 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.0GB. [2024-12-16 22:00:24,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.75ms. Allocated memory is still 167.8MB. Free memory was 96.7MB in the beginning and 95.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2024-12-16 22:00:24,755 INFO L158 Benchmark]: Boogie Preprocessor took 14.73ms. Allocated memory is still 167.8MB. Free memory was 95.4MB in the beginning and 94.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2024-12-16 22:00:24,755 INFO L158 Benchmark]: RCFGBuilder took 252.74ms. Allocated memory is still 167.8MB. Free memory was 94.2MB in the beginning and 82.6MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2024-12-16 22:00:24,756 INFO L158 Benchmark]: TraceAbstraction took 857300.31ms. Allocated memory was 167.8MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 82.0MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 625.8MB. Max. memory is 16.0GB. [2024-12-16 22:00:24,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 19.75ms. Allocated memory is still 167.8MB. Free memory was 96.7MB in the beginning and 95.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 14.73ms. Allocated memory is still 167.8MB. Free memory was 95.4MB in the beginning and 94.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 252.74ms. Allocated memory is still 167.8MB. Free memory was 94.2MB in the beginning and 82.6MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 857300.31ms. Allocated memory was 167.8MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 82.0MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 625.8MB. 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: 19736, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 3123, dependent conditional: 3120, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 682, dependent conditional: 679, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 669, independent: 575, independent conditional: 81, independent unconditional: 494, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 669, independent: 489, independent conditional: 0, independent unconditional: 489, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1663, independent: 778, independent conditional: 668, independent unconditional: 110, dependent: 886, dependent conditional: 824, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17295, independent: 16038, independent conditional: 54, independent unconditional: 15984, dependent: 588, dependent conditional: 213, dependent unconditional: 375, unknown: 669, unknown conditional: 172, unknown unconditional: 497] , Statistics on independence cache: Total cache size (in pairs): 669, Positive cache size: 575, Positive conditional cache size: 81, Positive unconditional cache size: 494, Negative cache size: 94, Negative conditional cache size: 91, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16280, Maximal queried relation: 19, Independence queries for same thread: 3084, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 56, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 576, independent: 573, independent conditional: 0, independent unconditional: 573, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19736, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 3123, dependent conditional: 3120, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 682, dependent conditional: 679, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 669, independent: 575, independent conditional: 81, independent unconditional: 494, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 669, independent: 489, independent conditional: 0, independent unconditional: 489, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1663, independent: 778, independent conditional: 668, independent unconditional: 110, dependent: 886, dependent conditional: 824, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17295, independent: 16038, independent conditional: 54, independent unconditional: 15984, dependent: 588, dependent conditional: 213, dependent unconditional: 375, unknown: 669, unknown conditional: 172, unknown unconditional: 497] , Statistics on independence cache: Total cache size (in pairs): 669, Positive cache size: 575, Positive conditional cache size: 81, Positive unconditional cache size: 494, Negative cache size: 94, Negative conditional cache size: 91, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16280, Maximal queried relation: 19, Independence queries for same thread: 3084 - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-4-1 context. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-4-1 context. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-4-1 context. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-4-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 50 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 857.2s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 19, EmptinessCheckTime: 550.8s, 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: 1577, 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, 1.7s SatisfiabilityAnalysisTime, 293.4s InterpolantComputationTime, 4597 NumberOfCodeBlocks, 4597 NumberOfCodeBlocksAsserted, 180 NumberOfCheckSat, 6783 ConstructedInterpolants, 0 QuantifiedInterpolants, 191720 SizeOfPredicates, 235 NumberOfNonLiveVariables, 7922 ConjunctsInSsa, 2096 ConjunctsInUnsatCore, 61 InterpolantComputations, 3 PerfectInterpolantSequences, 9443/17157 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