/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 NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/mult-dist.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 00:14:09,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 00:14:09,712 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 [2024-12-17 00:14:09,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 00:14:09,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 00:14:09,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 00:14:09,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 00:14:09,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 00:14:09,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 00:14:09,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 00:14:09,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 00:14:09,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 00:14:09,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 00:14:09,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 00:14:09,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 00:14:09,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 00:14:09,742 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 00:14:09,742 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 00:14:09,742 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 00:14:09,742 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 00:14:09,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-12-17 00:14:09,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 00:14:09,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 00:14:09,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 00:14:09,953 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-17 00:14:09,955 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-17 00:14:09,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/mult-dist.wvr.bpl [2024-12-17 00:14:09,956 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/mult-dist.wvr.bpl' [2024-12-17 00:14:09,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 00:14:09,975 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-12-17 00:14:09,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 00:14:09,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 00:14:09,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 00:14:09,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,992 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-12-17 00:14:09,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 00:14:09,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 00:14:09,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 00:14:09,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 00:14:09,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,999 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:09,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:10,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:10,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:10,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:10,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 00:14:10,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 00:14:10,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 00:14:10,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 00:14:10,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/1) ... [2024-12-17 00:14:10,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 00:14:10,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:10,027 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) [2024-12-17 00:14:10,030 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 [2024-12-17 00:14:10,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-12-17 00:14:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 00:14:10,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 00:14:10,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-12-17 00:14:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 00:14:10,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 00:14:10,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-17 00:14:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 00:14:10,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 00:14:10,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-12-17 00:14:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 00:14:10,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 00:14:10,052 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 00:14:10,089 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 00:14:10,090 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 00:14:10,152 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 00:14:10,152 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 00:14:10,168 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 00:14:10,168 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-17 00:14:10,168 INFO L201 PluginConnector]: Adding new model mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 12:14:10 BoogieIcfgContainer [2024-12-17 00:14:10,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 00:14:10,170 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 00:14:10,170 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 00:14:10,173 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 00:14:10,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 12:14:09" (1/2) ... [2024-12-17 00:14:10,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6823ed2d and model type mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 12:14:10, skipping insertion in model container [2024-12-17 00:14:10,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 12:14:10" (2/2) ... [2024-12-17 00:14:10,174 INFO L128 eAbstractionObserver]: Analyzing ICFG mult-dist.wvr.bpl [2024-12-17 00:14:10,183 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 00:14:10,184 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mult-dist.wvr.bpl that has 4 procedures, 20 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-12-17 00:14:10,185 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 00:14:10,222 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-17 00:14:10,253 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 00:14:10,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 00:14:10,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:10,255 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) [2024-12-17 00:14:10,256 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 [2024-12-17 00:14:10,295 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 00:14:10,312 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 00:14:10,317 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;@231ef0d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 00:14:10,317 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-17 00:14:10,386 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)] === [2024-12-17 00:14:10,387 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:10,387 INFO L139 ounterexampleChecker]: Examining path program with hash 264466338, occurence #1 [2024-12-17 00:14:10,387 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 00:14:10,387 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:10,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:10,393 INFO L85 PathProgramCache]: Analyzing trace with hash -2042285534, now seen corresponding path program 1 times [2024-12-17 00:14:10,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:10,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102224743] [2024-12-17 00:14:10,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 00:14:10,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 00:14:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:10,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:10,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102224743] [2024-12-17 00:14:10,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102224743] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 00:14:10,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 00:14:10,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-17 00:14:10,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390965465] [2024-12-17 00:14:10,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 00:14:10,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-17 00:14:10,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:10,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-17 00:14:10,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-12-17 00:14:10,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:10,745 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:10,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 00:14:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:10,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:10,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 00:14:10,845 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)] === [2024-12-17 00:14:10,845 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:10,845 INFO L139 ounterexampleChecker]: Examining path program with hash 1506427570, occurence #1 [2024-12-17 00:14:10,845 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 00:14:10,845 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:10,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:10,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1047362584, now seen corresponding path program 1 times [2024-12-17 00:14:10,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:10,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474682036] [2024-12-17 00:14:10,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 00:14:10,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 00:14:11,075 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 00:14:11,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:11,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474682036] [2024-12-17 00:14:11,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474682036] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:11,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857367281] [2024-12-17 00:14:11,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 00:14:11,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:11,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:11,078 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) [2024-12-17 00:14:11,080 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 [2024-12-17 00:14:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 00:14:11,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-17 00:14:11,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:11,357 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:11,357 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:11,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:11,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857367281] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:11,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:11,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 18 [2024-12-17 00:14:11,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876630823] [2024-12-17 00:14:11,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:11,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-17 00:14:11,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:11,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-17 00:14:11,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2024-12-17 00:14:11,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:11,449 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:11,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.8947368421052633) internal successors, (55), 18 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) [2024-12-17 00:14:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 00:14:12,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-17 00:14:12,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:12,371 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)] === [2024-12-17 00:14:12,371 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:12,371 INFO L139 ounterexampleChecker]: Examining path program with hash -1150058138, occurence #1 [2024-12-17 00:14:12,371 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 00:14:12,371 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:12,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:12,372 INFO L85 PathProgramCache]: Analyzing trace with hash 2100982644, now seen corresponding path program 2 times [2024-12-17 00:14:12,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:12,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448602813] [2024-12-17 00:14:12,372 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 00:14:12,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:12,382 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 00:14:12,382 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 00:14:12,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:12,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448602813] [2024-12-17 00:14:12,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448602813] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:12,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287061271] [2024-12-17 00:14:12,566 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 00:14:12,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:12,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:12,568 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) [2024-12-17 00:14:12,570 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 [2024-12-17 00:14:12,602 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 00:14:12,602 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:12,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-17 00:14:12,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 00:14:12,926 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 00:14:13,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287061271] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:13,026 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:13,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 13, 7] total 26 [2024-12-17 00:14:13,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049298562] [2024-12-17 00:14:13,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:13,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-12-17 00:14:13,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:13,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-12-17 00:14:13,031 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=576, Unknown=0, NotChecked=0, Total=702 [2024-12-17 00:14:13,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:13,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:13,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.8518518518518516) internal successors, (77), 26 states have internal predecessors, (77), 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) [2024-12-17 00:14:13,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:13,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 00:14:13,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:14,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:14,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:14,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-12-17 00:14:14,849 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 [2024-12-17 00:14:15,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:15,044 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)] === [2024-12-17 00:14:15,044 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:15,044 INFO L139 ounterexampleChecker]: Examining path program with hash 389333622, occurence #1 [2024-12-17 00:14:15,045 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 00:14:15,045 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:15,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:15,045 INFO L85 PathProgramCache]: Analyzing trace with hash 845296058, now seen corresponding path program 3 times [2024-12-17 00:14:15,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:15,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435807871] [2024-12-17 00:14:15,045 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 00:14:15,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:15,065 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-12-17 00:14:15,066 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 33 proven. 65 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 00:14:15,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:15,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435807871] [2024-12-17 00:14:15,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435807871] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:15,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006011740] [2024-12-17 00:14:15,386 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 00:14:15,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:15,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:15,387 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) [2024-12-17 00:14:15,389 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 [2024-12-17 00:14:15,424 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-12-17 00:14:15,424 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:15,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-17 00:14:15,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 48 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:16,063 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 48 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 00:14:16,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006011740] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:16,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:16,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 27, 15] total 43 [2024-12-17 00:14:16,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828830926] [2024-12-17 00:14:16,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:16,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-12-17 00:14:16,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:16,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-12-17 00:14:16,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=1602, Unknown=0, NotChecked=0, Total=1892 [2024-12-17 00:14:16,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:16,255 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:16,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 2.7954545454545454) internal successors, (123), 43 states have internal predecessors, (123), 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) [2024-12-17 00:14:16,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:16,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:16,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-12-17 00:14:16,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 00:14:18,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-17 00:14:18,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:18,531 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)] === [2024-12-17 00:14:18,531 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:18,531 INFO L139 ounterexampleChecker]: Examining path program with hash -1195310786, occurence #1 [2024-12-17 00:14:18,531 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 00:14:18,532 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:18,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:18,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1369886386, now seen corresponding path program 4 times [2024-12-17 00:14:18,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:18,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952042663] [2024-12-17 00:14:18,532 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 00:14:18,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:18,555 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 00:14:18,555 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:19,146 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 108 proven. 118 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-17 00:14:19,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:19,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952042663] [2024-12-17 00:14:19,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952042663] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:19,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337791774] [2024-12-17 00:14:19,147 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 00:14:19,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:19,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:19,150 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) [2024-12-17 00:14:19,151 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 [2024-12-17 00:14:19,209 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 00:14:19,209 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:19,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-17 00:14:19,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:20,341 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 133 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:20,341 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:20,637 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 133 proven. 93 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-17 00:14:20,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337791774] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:20,638 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:20,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 45, 19] total 71 [2024-12-17 00:14:20,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896190743] [2024-12-17 00:14:20,638 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:20,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-12-17 00:14:20,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:20,639 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-12-17 00:14:20,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=692, Invalid=4420, Unknown=0, NotChecked=0, Total=5112 [2024-12-17 00:14:20,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:20,641 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:20,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 2.861111111111111) internal successors, (206), 71 states have internal predecessors, (206), 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) [2024-12-17 00:14:20,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:20,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:20,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:20,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 00:14:20,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:26,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:26,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:26,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:26,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:14:26,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2024-12-17 00:14:26,134 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 [2024-12-17 00:14:26,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:26,329 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)] === [2024-12-17 00:14:26,329 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:26,329 INFO L139 ounterexampleChecker]: Examining path program with hash 389333622, occurence #2 [2024-12-17 00:14:26,329 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 00:14:26,329 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-12-17 00:14:26,330 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:26,330 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-12-17 00:14:26,331 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 00:14:26,331 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 00:14:26,331 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:26,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:26,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1696083674, now seen corresponding path program 5 times [2024-12-17 00:14:26,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:26,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089272392] [2024-12-17 00:14:26,331 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 00:14:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:26,369 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 00:14:26,369 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:27,362 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 588 proven. 222 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-17 00:14:27,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:27,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089272392] [2024-12-17 00:14:27,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089272392] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:27,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608295424] [2024-12-17 00:14:27,362 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 00:14:27,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:27,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:27,364 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) [2024-12-17 00:14:27,364 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 [2024-12-17 00:14:27,421 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 00:14:27,422 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:27,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-12-17 00:14:27,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 588 proven. 358 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:30,050 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 588 proven. 222 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-17 00:14:30,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608295424] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:30,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:30,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 77, 31] total 117 [2024-12-17 00:14:30,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712784020] [2024-12-17 00:14:30,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:30,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 118 states [2024-12-17 00:14:30,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:30,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2024-12-17 00:14:30,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2039, Invalid=11767, Unknown=0, NotChecked=0, Total=13806 [2024-12-17 00:14:30,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:30,621 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:30,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 118 states, 118 states have (on average 2.847457627118644) internal successors, (336), 117 states have internal predecessors, (336), 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) [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2024-12-17 00:14:30,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:40,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:14:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:14:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 273 states. [2024-12-17 00:14:40,349 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 [2024-12-17 00:14:40,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-12-17 00:14:40,544 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)] === [2024-12-17 00:14:40,544 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:14:40,544 INFO L139 ounterexampleChecker]: Examining path program with hash -1195310786, occurence #2 [2024-12-17 00:14:40,544 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 00:14:40,544 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2024-12-17 00:14:40,544 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,545 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2024-12-17 00:14:40,545 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2024-12-17 00:14:40,546 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:14:40,546 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2024-12-17 00:14:40,546 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 00:14:40,546 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 00:14:40,546 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:14:40,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:14:40,546 INFO L85 PathProgramCache]: Analyzing trace with hash 810879928, now seen corresponding path program 6 times [2024-12-17 00:14:40,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:14:40,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918514337] [2024-12-17 00:14:40,547 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 00:14:40,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:14:40,595 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2024-12-17 00:14:40,596 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 1541 proven. 710 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-17 00:14:43,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:14:43,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918514337] [2024-12-17 00:14:43,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918514337] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:14:43,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385897051] [2024-12-17 00:14:43,122 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 00:14:43,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:14:43,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:14:43,124 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) [2024-12-17 00:14:43,125 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 [2024-12-17 00:14:43,224 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2024-12-17 00:14:43,224 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:14:43,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-12-17 00:14:43,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:14:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 1680 proven. 1067 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:14:49,430 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:14:50,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 1680 proven. 571 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-17 00:14:50,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385897051] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:14:50,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:14:50,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 130, 50] total 194 [2024-12-17 00:14:50,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786348883] [2024-12-17 00:14:50,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:14:50,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 195 states [2024-12-17 00:14:50,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:14:50,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2024-12-17 00:14:50,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5047, Invalid=32783, Unknown=0, NotChecked=0, Total=37830 [2024-12-17 00:14:50,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:14:50,846 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:14:50,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 195 states, 195 states have (on average 2.7282051282051283) internal successors, (532), 194 states have internal predecessors, (532), 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) [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 273 states. [2024-12-17 00:14:50,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:15:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 456 states. [2024-12-17 00:15:16,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-17 00:15:16,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:15:16,783 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)] === [2024-12-17 00:15:16,783 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:15:16,783 INFO L139 ounterexampleChecker]: Examining path program with hash 389333622, occurence #3 [2024-12-17 00:15:16,783 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 00:15:16,783 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 369 [2024-12-17 00:15:16,783 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 371 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 373 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 375 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 377 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 379 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 381 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 383 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 385 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 387 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 389 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 391 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 393 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 395 [2024-12-17 00:15:16,784 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,784 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 397 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 399 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 401 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 403 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 405 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 407 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 409 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 411 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 413 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 415 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 417 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 419 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 421 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,785 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 423 [2024-12-17 00:15:16,785 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,786 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 425 [2024-12-17 00:15:16,786 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,786 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 427 [2024-12-17 00:15:16,786 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:15:16,786 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 429 [2024-12-17 00:15:16,786 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 00:15:16,786 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 00:15:16,786 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:15:16,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:15:16,786 INFO L85 PathProgramCache]: Analyzing trace with hash -732980756, now seen corresponding path program 7 times [2024-12-17 00:15:16,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:15:16,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304836046] [2024-12-17 00:15:16,786 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 00:15:16,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:15:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 00:15:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 7570 backedges. 4880 proven. 1415 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-12-17 00:15:23,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:15:23,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304836046] [2024-12-17 00:15:23,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304836046] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:15:23,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208215901] [2024-12-17 00:15:23,857 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 00:15:23,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:15:23,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:15:23,858 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) [2024-12-17 00:15:23,859 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 [2024-12-17 00:15:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 00:15:23,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 215 conjuncts are in the unsatisfiable core [2024-12-17 00:15:23,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:15:38,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7570 backedges. 5043 proven. 2527 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:15:38,654 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:15:41,574 INFO L134 CoverageAnalysis]: Checked inductivity of 7570 backedges. 5043 proven. 1252 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-12-17 00:15:41,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208215901] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:15:41,574 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:15:41,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 212, 78] total 315 [2024-12-17 00:15:41,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041698402] [2024-12-17 00:15:41,574 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:15:41,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 316 states [2024-12-17 00:15:41,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:15:41,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 316 interpolants. [2024-12-17 00:15:41,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13986, Invalid=85554, Unknown=0, NotChecked=0, Total=99540 [2024-12-17 00:15:41,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:15:41,586 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:15:41,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 316 states, 316 states have (on average 2.7468354430379747) internal successors, (868), 315 states have internal predecessors, (868), 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) [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 456 states. [2024-12-17 00:15:41,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:16:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:16:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:16:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:16:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:16:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:16:38,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:16:38,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 590 states. [2024-12-17 00:16:38,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 710 states. [2024-12-17 00:16:38,442 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 [2024-12-17 00:16:38,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:16:38,635 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)] === [2024-12-17 00:16:38,635 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:16:38,636 INFO L139 ounterexampleChecker]: Examining path program with hash -1195310786, occurence #3 [2024-12-17 00:16:38,636 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 599 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 601 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 603 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 605 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 607 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 609 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 611 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 613 [2024-12-17 00:16:38,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 615 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 617 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 619 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 621 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 623 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 625 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 627 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 629 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 631 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 633 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 635 [2024-12-17 00:16:38,637 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,637 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 637 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 639 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 641 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 643 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 645 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 647 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 649 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 651 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 653 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 655 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 657 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 659 [2024-12-17 00:16:38,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 661 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 663 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 665 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 667 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 669 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 671 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 673 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 675 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 677 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 679 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 681 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 683 [2024-12-17 00:16:38,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 685 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 687 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 689 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 691 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 695 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 697 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 699 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 701 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 703 [2024-12-17 00:16:38,640 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:16:38,640 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2024-12-17 00:16:38,640 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 00:16:38,640 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 00:16:38,641 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:16:38,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:16:38,641 INFO L85 PathProgramCache]: Analyzing trace with hash -228403888, now seen corresponding path program 8 times [2024-12-17 00:16:38,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:16:38,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697327842] [2024-12-17 00:16:38,641 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 00:16:38,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:16:39,042 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 00:16:39,042 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:17:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20782 backedges. 13467 proven. 3660 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-12-17 00:17:01,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:17:01,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697327842] [2024-12-17 00:17:01,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697327842] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:17:01,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444496416] [2024-12-17 00:17:01,428 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 00:17:01,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:17:01,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:17:01,430 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) [2024-12-17 00:17:01,431 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 [2024-12-17 00:17:01,616 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 00:17:01,616 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:17:01,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 1786 conjuncts, 353 conjuncts are in the unsatisfiable core [2024-12-17 00:17:01,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:17:38,504 INFO L134 CoverageAnalysis]: Checked inductivity of 20782 backedges. 13736 proven. 7046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:17:38,504 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:17:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 20782 backedges. 13736 proven. 3391 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-12-17 00:17:45,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444496416] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:17:45,505 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:17:45,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [129, 350, 128] total 511 [2024-12-17 00:17:45,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678839054] [2024-12-17 00:17:45,505 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:17:45,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 512 states [2024-12-17 00:17:45,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:17:45,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 512 interpolants. [2024-12-17 00:17:45,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35688, Invalid=225944, Unknown=0, NotChecked=0, Total=261632 [2024-12-17 00:17:45,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:17:45,526 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:17:45,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 512 states, 512 states have (on average 2.69921875) internal successors, (1382), 511 states have internal predecessors, (1382), 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) [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 590 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 710 states. [2024-12-17 00:17:45,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 590 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 923 states. [2024-12-17 00:21:14,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1193 states. [2024-12-17 00:21:14,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-17 00:21:14,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:21:14,679 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)] === [2024-12-17 00:21:14,679 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 00:21:14,679 INFO L139 ounterexampleChecker]: Examining path program with hash 389333622, occurence #4 [2024-12-17 00:21:14,679 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 971 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 973 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 975 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 977 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 979 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 981 [2024-12-17 00:21:14,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 983 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 985 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 987 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 989 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 991 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 993 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 995 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 997 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 999 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1001 [2024-12-17 00:21:14,681 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,681 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1003 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1005 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1007 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1009 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1011 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1013 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1015 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1017 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1019 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1021 [2024-12-17 00:21:14,682 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,682 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1023 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1025 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1027 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1029 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1031 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1033 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1035 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1037 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,683 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1039 [2024-12-17 00:21:14,683 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,684 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1041 [2024-12-17 00:21:14,684 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,684 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1043 [2024-12-17 00:21:14,684 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,684 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1045 [2024-12-17 00:21:14,684 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,684 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1047 [2024-12-17 00:21:14,684 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,684 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1049 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1051 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1053 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1055 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1057 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1059 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1061 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1063 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1065 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1067 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1069 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1071 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1073 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1075 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1077 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1079 [2024-12-17 00:21:14,685 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,685 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1081 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1083 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1085 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1087 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1089 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1091 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1093 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1095 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1097 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1099 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1101 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1103 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1105 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1107 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1109 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1111 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,686 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1113 [2024-12-17 00:21:14,686 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1115 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1117 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1119 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1121 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1123 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1125 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1127 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1129 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1131 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1133 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1135 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1137 [2024-12-17 00:21:14,687 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 00:21:14,687 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1139 [2024-12-17 00:21:14,687 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 00:21:14,687 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 00:21:14,687 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 00:21:14,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 00:21:14,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1259125294, now seen corresponding path program 9 times [2024-12-17 00:21:14,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 00:21:14,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265711634] [2024-12-17 00:21:14,688 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 00:21:14,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 00:21:15,199 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 114 check-sat command(s) [2024-12-17 00:21:15,199 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:22:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 55233 backedges. 36963 proven. 8679 refuted. 0 times theorem prover too weak. 9591 trivial. 0 not checked. [2024-12-17 00:22:30,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 00:22:30,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265711634] [2024-12-17 00:22:30,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265711634] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 00:22:30,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039451439] [2024-12-17 00:22:30,973 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 00:22:30,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 00:22:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 00:22:30,975 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) [2024-12-17 00:22:30,977 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 [2024-12-17 00:22:31,660 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 114 check-sat command(s) [2024-12-17 00:22:31,660 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 00:22:31,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 2871 conjuncts, 570 conjuncts are in the unsatisfiable core [2024-12-17 00:22:31,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 00:24:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 55233 backedges. 37632 proven. 17601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 00:24:05,266 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 00:24:23,056 INFO L134 CoverageAnalysis]: Checked inductivity of 55233 backedges. 37632 proven. 8010 refuted. 0 times theorem prover too weak. 9591 trivial. 0 not checked. [2024-12-17 00:24:23,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039451439] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 00:24:23,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 00:24:23,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [205, 567, 203] total 830 [2024-12-17 00:24:23,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611591813] [2024-12-17 00:24:23,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 00:24:23,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 831 states [2024-12-17 00:24:23,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 00:24:23,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 831 interpolants. [2024-12-17 00:24:23,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95744, Invalid=593986, Unknown=0, NotChecked=0, Total=689730 [2024-12-17 00:24:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 00:24:23,097 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 00:24:23,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 831 states, 831 states have (on average 2.707581227436823) internal successors, (2250), 830 states have internal predecessors, (2250), 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) [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 348 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 590 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 923 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1193 states. [2024-12-17 00:24:23,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-12-17 00:28:03,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-12-17 00:28:03,049 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 [2024-12-17 00:28:03,049 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 [2024-12-17 00:28:03,049 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-17 00:28:03,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-17 00:28:03,234 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 1448 known predicates. [2024-12-17 00:28:03,236 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-12-17 00:28:03,236 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-12-17 00:28:03,236 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-12-17 00:28:03,236 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-12-17 00:28:03,239 INFO L422 BasicCegarLoop]: Path program histogram: [9, 1] [2024-12-17 00:28:03,241 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-17 00:28:03,241 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-17 00:28:03,248 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 [2024-12-17 00:28:03,248 INFO L201 PluginConnector]: Adding new model mult-dist.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 12:28:03 BasicIcfg [2024-12-17 00:28:03,248 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-17 00:28:03,249 INFO L158 Benchmark]: Toolchain (without parser) took 833273.66ms. Allocated memory was 167.8MB in the beginning and 4.6GB in the end (delta: 4.5GB). Free memory was 96.2MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. [2024-12-17 00:28:03,249 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 167.8MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 00:28:03,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.11ms. Allocated memory is still 167.8MB. Free memory was 96.2MB in the beginning and 94.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 00:28:03,249 INFO L158 Benchmark]: Boogie Preprocessor took 9.09ms. Allocated memory is still 167.8MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 00:28:03,249 INFO L158 Benchmark]: RCFGBuilder took 165.68ms. Allocated memory is still 167.8MB. Free memory was 94.3MB in the beginning and 84.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2024-12-17 00:28:03,250 INFO L158 Benchmark]: TraceAbstraction took 833078.25ms. Allocated memory was 167.8MB in the beginning and 4.6GB in the end (delta: 4.5GB). Free memory was 83.6MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. [2024-12-17 00:28:03,250 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 0.16ms. Allocated memory is still 167.8MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 17.11ms. Allocated memory is still 167.8MB. Free memory was 96.2MB in the beginning and 94.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 9.09ms. Allocated memory is still 167.8MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 165.68ms. Allocated memory is still 167.8MB. Free memory was 94.3MB in the beginning and 84.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 833078.25ms. Allocated memory was 167.8MB in the beginning and 4.6GB in the end (delta: 4.5GB). Free memory was 83.6MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 3.6GB. 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: 28395, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 5165, dependent conditional: 5165, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 0, independent unconditional: 23230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 0, independent unconditional: 23230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 263, independent: 263, independent conditional: 0, independent unconditional: 263, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 263, independent: 261, independent conditional: 0, independent unconditional: 261, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, independent: 29, independent conditional: 0, independent unconditional: 29, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 23230, independent: 22967, independent conditional: 0, independent unconditional: 22967, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 263, unknown conditional: 0, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 263, Positive cache size: 263, Positive conditional cache size: 0, Positive unconditional cache size: 263, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22947, Maximal queried relation: 0, Independence queries for same thread: 5165, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 43, Number of trivial persistent sets: 22, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 283, independent: 283, independent conditional: 0, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28395, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 5165, dependent conditional: 5165, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 22947, independent unconditional: 283, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 0, independent unconditional: 23230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23230, independent: 23230, independent conditional: 0, independent unconditional: 23230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 263, independent: 263, independent conditional: 0, independent unconditional: 263, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 263, independent: 261, independent conditional: 0, independent unconditional: 261, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, independent: 29, independent conditional: 0, independent unconditional: 29, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 23230, independent: 22967, independent conditional: 0, independent unconditional: 22967, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 263, unknown conditional: 0, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 263, Positive cache size: 263, Positive conditional cache size: 0, Positive unconditional cache size: 263, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22947, Maximal queried relation: 0, Independence queries for same thread: 5165 - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1448 known predicates. - TimeoutResultAtElement [Line: 56]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1448 known predicates. - TimeoutResultAtElement [Line: 56]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1448 known predicates. - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1448 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 833.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 531.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4392, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 296.8s InterpolantComputationTime, 5882 NumberOfCodeBlocks, 5882 NumberOfCodeBlocksAsserted, 339 NumberOfCheckSat, 8786 ConstructedInterpolants, 0 QuantifiedInterpolants, 85141 SizeOfPredicates, 72 NumberOfNonLiveVariables, 7474 ConjunctsInSsa, 1455 ConjunctsInUnsatCore, 28 InterpolantComputations, 1 PerfectInterpolantSequences, 205768/263085 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 196, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown