/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.positions.where.we.compute.the.hoare.annotation All --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows ASSERTandASSUME -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 02:35:47,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 02:35:47,633 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2025-03-15 02:35:47,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 02:35:47,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 02:35:47,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 02:35:47,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 02:35:47,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 02:35:47,678 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 02:35:47,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 02:35:47,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 02:35:47,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 02:35:47,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 02:35:47,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> ASSERTandASSUME [2025-03-15 02:35:47,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 02:35:48,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 02:35:48,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 02:35:48,003 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 02:35:48,003 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 02:35:48,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2025-03-15 02:35:49,336 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9c71210/c54a154f12b840048d95035d504742a6/FLAG9baf41530 [2025-03-15 02:35:49,538 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 02:35:49,539 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2025-03-15 02:35:49,545 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9c71210/c54a154f12b840048d95035d504742a6/FLAG9baf41530 [2025-03-15 02:35:49,560 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9c71210/c54a154f12b840048d95035d504742a6 [2025-03-15 02:35:49,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 02:35:49,566 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 02:35:49,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 02:35:49,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 02:35:49,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 02:35:49,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ae9f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49, skipping insertion in model container [2025-03-15 02:35:49,572 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,585 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 02:35:49,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 02:35:49,727 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 02:35:49,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 02:35:49,758 INFO L204 MainTranslator]: Completed translation [2025-03-15 02:35:49,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49 WrapperNode [2025-03-15 02:35:49,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 02:35:49,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 02:35:49,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 02:35:49,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 02:35:49,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,788 INFO L138 Inliner]: procedures = 19, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2025-03-15 02:35:49,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 02:35:49,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 02:35:49,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 02:35:49,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 02:35:49,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,803 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 02:35:49,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 02:35:49,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 02:35:49,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 02:35:49,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (1/1) ... [2025-03-15 02:35:49,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 02:35:49,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 02:35:49,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-03-15 02:35:49,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-03-15 02:35:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 02:35:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-03-15 02:35:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-03-15 02:35:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-03-15 02:35:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-03-15 02:35:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 02:35:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-15 02:35:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-15 02:35:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 02:35:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 02:35:49,879 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-15 02:35:49,954 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 02:35:49,956 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 02:35:50,157 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 02:35:50,157 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 02:35:50,269 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 02:35:50,269 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-15 02:35:50,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:35:50 BoogieIcfgContainer [2025-03-15 02:35:50,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 02:35:50,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 02:35:50,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 02:35:50,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 02:35:50,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 02:35:49" (1/3) ... [2025-03-15 02:35:50,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6861c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:35:50, skipping insertion in model container [2025-03-15 02:35:50,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:35:49" (2/3) ... [2025-03-15 02:35:50,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6861c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:35:50, skipping insertion in model container [2025-03-15 02:35:50,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:35:50" (3/3) ... [2025-03-15 02:35:50,280 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-misc-2-unrolled-atomic.wvr.c [2025-03-15 02:35:50,294 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 02:35:50,296 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-misc-2-unrolled-atomic.wvr.c that has 3 procedures, 110 locations, 1 initial locations, 2 loop locations, and 20 error locations. [2025-03-15 02:35:50,296 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 02:35:50,356 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-03-15 02:35:50,398 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 02:35:50,411 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@21de411f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 02:35:50,412 INFO L334 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2025-03-15 02:35:50,458 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 02:35:50,458 INFO L124 PetriNetUnfolderBase]: 2/53 cut-off events. [2025-03-15 02:35:50,460 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 02:35:50,460 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:50,460 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:50,461 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:50,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:50,467 INFO L85 PathProgramCache]: Analyzing trace with hash -778586145, now seen corresponding path program 1 times [2025-03-15 02:35:50,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:50,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564774587] [2025-03-15 02:35:50,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:50,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:50,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:50,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:50,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564774587] [2025-03-15 02:35:50,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564774587] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:50,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:50,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-15 02:35:50,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093168034] [2025-03-15 02:35:50,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:50,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-15 02:35:50,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:50,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-15 02:35:50,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-15 02:35:50,905 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 116 [2025-03-15 02:35:50,910 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 116 transitions, 246 flow. Second operand has 5 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:50,910 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:50,910 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 116 [2025-03-15 02:35:50,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:51,164 INFO L124 PetriNetUnfolderBase]: 194/486 cut-off events. [2025-03-15 02:35:51,165 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2025-03-15 02:35:51,173 INFO L83 FinitePrefix]: Finished finitePrefix Result has 941 conditions, 486 events. 194/486 cut-off events. For 55/55 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 2359 event pairs, 166 based on Foata normal form. 4/256 useless extension candidates. Maximal degree in co-relation 785. Up to 399 conditions per place. [2025-03-15 02:35:51,182 INFO L140 encePairwiseOnDemand]: 98/116 looper letters, 36 selfloop transitions, 5 changer transitions 11/96 dead transitions. [2025-03-15 02:35:51,182 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 96 transitions, 306 flow [2025-03-15 02:35:51,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-15 02:35:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-15 02:35:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 381 transitions. [2025-03-15 02:35:51,198 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.5474137931034483 [2025-03-15 02:35:51,202 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -10 predicate places. [2025-03-15 02:35:51,202 INFO L471 AbstractCegarLoop]: Abstraction has has 106 places, 96 transitions, 306 flow [2025-03-15 02:35:51,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,203 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:51,203 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:51,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 02:35:51,203 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:51,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:51,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1633633684, now seen corresponding path program 1 times [2025-03-15 02:35:51,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:51,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689550941] [2025-03-15 02:35:51,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:51,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:51,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:51,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689550941] [2025-03-15 02:35:51,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689550941] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:51,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:51,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-15 02:35:51,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362385961] [2025-03-15 02:35:51,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:51,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-15 02:35:51,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:51,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-15 02:35:51,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-15 02:35:51,379 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 116 [2025-03-15 02:35:51,381 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 96 transitions, 306 flow. Second operand has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,381 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:51,381 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 116 [2025-03-15 02:35:51,382 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:51,544 INFO L124 PetriNetUnfolderBase]: 167/430 cut-off events. [2025-03-15 02:35:51,544 INFO L125 PetriNetUnfolderBase]: For 80/102 co-relation queries the response was YES. [2025-03-15 02:35:51,548 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1186 conditions, 430 events. 167/430 cut-off events. For 80/102 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 2021 event pairs, 141 based on Foata normal form. 0/240 useless extension candidates. Maximal degree in co-relation 985. Up to 345 conditions per place. [2025-03-15 02:35:51,553 INFO L140 encePairwiseOnDemand]: 108/116 looper letters, 34 selfloop transitions, 5 changer transitions 11/94 dead transitions. [2025-03-15 02:35:51,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 94 transitions, 396 flow [2025-03-15 02:35:51,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-15 02:35:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-15 02:35:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 369 transitions. [2025-03-15 02:35:51,556 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.5301724137931034 [2025-03-15 02:35:51,556 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -7 predicate places. [2025-03-15 02:35:51,556 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 94 transitions, 396 flow [2025-03-15 02:35:51,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,557 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:51,557 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:51,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 02:35:51,557 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:51,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:51,558 INFO L85 PathProgramCache]: Analyzing trace with hash -2036047046, now seen corresponding path program 1 times [2025-03-15 02:35:51,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:51,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763137771] [2025-03-15 02:35:51,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:51,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:51,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:51,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763137771] [2025-03-15 02:35:51,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763137771] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:51,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:51,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:35:51,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953518367] [2025-03-15 02:35:51,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:51,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:35:51,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:51,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:35:51,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:35:51,628 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 116 [2025-03-15 02:35:51,629 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 94 transitions, 396 flow. Second operand has 4 states, 4 states have (on average 72.75) internal successors, (291), 4 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,629 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:51,629 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 116 [2025-03-15 02:35:51,629 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:51,773 INFO L124 PetriNetUnfolderBase]: 140/383 cut-off events. [2025-03-15 02:35:51,773 INFO L125 PetriNetUnfolderBase]: For 148/256 co-relation queries the response was YES. [2025-03-15 02:35:51,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1333 conditions, 383 events. 140/383 cut-off events. For 148/256 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 1707 event pairs, 58 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 1099. Up to 296 conditions per place. [2025-03-15 02:35:51,779 INFO L140 encePairwiseOnDemand]: 105/116 looper letters, 37 selfloop transitions, 9 changer transitions 11/109 dead transitions. [2025-03-15 02:35:51,779 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 109 transitions, 586 flow [2025-03-15 02:35:51,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 02:35:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 02:35:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 399 transitions. [2025-03-15 02:35:51,781 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.6879310344827586 [2025-03-15 02:35:51,782 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -5 predicate places. [2025-03-15 02:35:51,782 INFO L471 AbstractCegarLoop]: Abstraction has has 111 places, 109 transitions, 586 flow [2025-03-15 02:35:51,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 72.75) internal successors, (291), 4 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,782 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:51,782 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:51,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 02:35:51,782 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:51,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:51,783 INFO L85 PathProgramCache]: Analyzing trace with hash -2036047047, now seen corresponding path program 1 times [2025-03-15 02:35:51,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:51,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432619423] [2025-03-15 02:35:51,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:51,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:51,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:51,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432619423] [2025-03-15 02:35:51,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432619423] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:51,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:51,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:35:51,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385673330] [2025-03-15 02:35:51,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:51,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:35:51,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:51,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:35:51,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:35:51,880 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 116 [2025-03-15 02:35:51,880 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 109 transitions, 586 flow. Second operand has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,880 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:51,880 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 116 [2025-03-15 02:35:51,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:51,959 INFO L124 PetriNetUnfolderBase]: 130/356 cut-off events. [2025-03-15 02:35:51,959 INFO L125 PetriNetUnfolderBase]: For 217/311 co-relation queries the response was YES. [2025-03-15 02:35:51,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1414 conditions, 356 events. 130/356 cut-off events. For 217/311 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1520 event pairs, 45 based on Foata normal form. 0/228 useless extension candidates. Maximal degree in co-relation 1151. Up to 274 conditions per place. [2025-03-15 02:35:51,963 INFO L140 encePairwiseOnDemand]: 112/116 looper letters, 29 selfloop transitions, 3 changer transitions 11/108 dead transitions. [2025-03-15 02:35:51,963 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 108 transitions, 644 flow [2025-03-15 02:35:51,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 02:35:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 02:35:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 337 transitions. [2025-03-15 02:35:51,965 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7262931034482759 [2025-03-15 02:35:51,965 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -3 predicate places. [2025-03-15 02:35:51,966 INFO L471 AbstractCegarLoop]: Abstraction has has 113 places, 108 transitions, 644 flow [2025-03-15 02:35:51,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:51,966 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:51,966 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:51,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 02:35:51,966 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:51,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:51,968 INFO L85 PathProgramCache]: Analyzing trace with hash -2036047045, now seen corresponding path program 1 times [2025-03-15 02:35:51,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:51,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219079285] [2025-03-15 02:35:51,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:51,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:52,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:52,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219079285] [2025-03-15 02:35:52,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219079285] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:52,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:52,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:35:52,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770946753] [2025-03-15 02:35:52,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:52,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:35:52,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:52,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:35:52,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:35:52,066 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 116 [2025-03-15 02:35:52,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 108 transitions, 644 flow. Second operand has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:52,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 116 [2025-03-15 02:35:52,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:52,162 INFO L124 PetriNetUnfolderBase]: 90/266 cut-off events. [2025-03-15 02:35:52,162 INFO L125 PetriNetUnfolderBase]: For 340/406 co-relation queries the response was YES. [2025-03-15 02:35:52,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1097 conditions, 266 events. 90/266 cut-off events. For 340/406 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 953 event pairs, 25 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 830. Up to 192 conditions per place. [2025-03-15 02:35:52,165 INFO L140 encePairwiseOnDemand]: 109/116 looper letters, 21 selfloop transitions, 3 changer transitions 11/102 dead transitions. [2025-03-15 02:35:52,165 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 102 transitions, 636 flow [2025-03-15 02:35:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 02:35:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 02:35:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 339 transitions. [2025-03-15 02:35:52,167 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7306034482758621 [2025-03-15 02:35:52,168 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -4 predicate places. [2025-03-15 02:35:52,168 INFO L471 AbstractCegarLoop]: Abstraction has has 112 places, 102 transitions, 636 flow [2025-03-15 02:35:52,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,168 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:52,168 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:52,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-15 02:35:52,168 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:52,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:52,169 INFO L85 PathProgramCache]: Analyzing trace with hash -2036047048, now seen corresponding path program 1 times [2025-03-15 02:35:52,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:52,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909429958] [2025-03-15 02:35:52,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:52,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:52,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:52,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909429958] [2025-03-15 02:35:52,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909429958] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:52,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:52,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-15 02:35:52,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188414974] [2025-03-15 02:35:52,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:52,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-15 02:35:52,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:52,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-15 02:35:52,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-15 02:35:52,291 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 116 [2025-03-15 02:35:52,294 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 102 transitions, 636 flow. Second operand has 5 states, 5 states have (on average 68.2) internal successors, (341), 5 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,294 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:52,294 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 116 [2025-03-15 02:35:52,294 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:52,395 INFO L124 PetriNetUnfolderBase]: 72/232 cut-off events. [2025-03-15 02:35:52,395 INFO L125 PetriNetUnfolderBase]: For 501/567 co-relation queries the response was YES. [2025-03-15 02:35:52,396 INFO L83 FinitePrefix]: Finished finitePrefix Result has 990 conditions, 232 events. 72/232 cut-off events. For 501/567 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 753 event pairs, 18 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 697. Up to 158 conditions per place. [2025-03-15 02:35:52,398 INFO L140 encePairwiseOnDemand]: 107/116 looper letters, 22 selfloop transitions, 9 changer transitions 15/102 dead transitions. [2025-03-15 02:35:52,398 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 102 transitions, 721 flow [2025-03-15 02:35:52,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 02:35:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 02:35:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 362 transitions. [2025-03-15 02:35:52,401 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.6241379310344828 [2025-03-15 02:35:52,402 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, -1 predicate places. [2025-03-15 02:35:52,402 INFO L471 AbstractCegarLoop]: Abstraction has has 115 places, 102 transitions, 721 flow [2025-03-15 02:35:52,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 68.2) internal successors, (341), 5 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,402 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:52,402 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:52,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-15 02:35:52,403 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:52,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:52,403 INFO L85 PathProgramCache]: Analyzing trace with hash 112475697, now seen corresponding path program 1 times [2025-03-15 02:35:52,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:52,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832793416] [2025-03-15 02:35:52,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:52,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:52,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:52,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832793416] [2025-03-15 02:35:52,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832793416] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:52,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:52,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:35:52,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109971408] [2025-03-15 02:35:52,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:52,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:35:52,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:52,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:35:52,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:35:52,480 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 116 [2025-03-15 02:35:52,481 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 102 transitions, 721 flow. Second operand has 4 states, 4 states have (on average 73.0) internal successors, (292), 4 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,481 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:52,481 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 116 [2025-03-15 02:35:52,481 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:52,575 INFO L124 PetriNetUnfolderBase]: 60/203 cut-off events. [2025-03-15 02:35:52,575 INFO L125 PetriNetUnfolderBase]: For 501/597 co-relation queries the response was YES. [2025-03-15 02:35:52,576 INFO L83 FinitePrefix]: Finished finitePrefix Result has 950 conditions, 203 events. 60/203 cut-off events. For 501/597 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 579 event pairs, 11 based on Foata normal form. 3/177 useless extension candidates. Maximal degree in co-relation 664. Up to 132 conditions per place. [2025-03-15 02:35:52,577 INFO L140 encePairwiseOnDemand]: 106/116 looper letters, 29 selfloop transitions, 10 changer transitions 15/104 dead transitions. [2025-03-15 02:35:52,577 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 104 transitions, 816 flow [2025-03-15 02:35:52,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 02:35:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 02:35:52,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 385 transitions. [2025-03-15 02:35:52,579 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.6637931034482759 [2025-03-15 02:35:52,579 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, 1 predicate places. [2025-03-15 02:35:52,579 INFO L471 AbstractCegarLoop]: Abstraction has has 117 places, 104 transitions, 816 flow [2025-03-15 02:35:52,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 73.0) internal successors, (292), 4 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,580 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:35:52,580 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:52,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-15 02:35:52,580 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2025-03-15 02:35:52,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:35:52,581 INFO L85 PathProgramCache]: Analyzing trace with hash 112475696, now seen corresponding path program 1 times [2025-03-15 02:35:52,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:35:52,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675490023] [2025-03-15 02:35:52,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:35:52,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:35:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:35:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 02:35:52,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:35:52,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675490023] [2025-03-15 02:35:52,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675490023] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:35:52,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:35:52,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:35:52,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019083450] [2025-03-15 02:35:52,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:35:52,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:35:52,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:35:52,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:35:52,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:35:52,650 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 116 [2025-03-15 02:35:52,651 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 104 transitions, 816 flow. Second operand has 4 states, 4 states have (on average 80.75) internal successors, (323), 4 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,651 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:35:52,651 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 116 [2025-03-15 02:35:52,651 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:35:52,712 INFO L124 PetriNetUnfolderBase]: 53/188 cut-off events. [2025-03-15 02:35:52,712 INFO L125 PetriNetUnfolderBase]: For 650/720 co-relation queries the response was YES. [2025-03-15 02:35:52,713 INFO L83 FinitePrefix]: Finished finitePrefix Result has 893 conditions, 188 events. 53/188 cut-off events. For 650/720 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 492 event pairs, 11 based on Foata normal form. 0/168 useless extension candidates. Maximal degree in co-relation 605. Up to 117 conditions per place. [2025-03-15 02:35:52,713 INFO L140 encePairwiseOnDemand]: 112/116 looper letters, 0 selfloop transitions, 0 changer transitions 99/99 dead transitions. [2025-03-15 02:35:52,713 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 99 transitions, 777 flow [2025-03-15 02:35:52,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 02:35:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 02:35:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 328 transitions. [2025-03-15 02:35:52,715 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7068965517241379 [2025-03-15 02:35:52,716 INFO L298 CegarLoopForPetriNet]: 116 programPoint places, 2 predicate places. [2025-03-15 02:35:52,717 INFO L471 AbstractCegarLoop]: Abstraction has has 118 places, 99 transitions, 777 flow [2025-03-15 02:35:52,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 80.75) internal successors, (323), 4 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 02:35:52,724 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/parallel-misc-2-unrolled-atomic.wvr.c_petrified1_AllErrorsAtOnce [2025-03-15 02:35:52,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 42 remaining) [2025-03-15 02:35:52,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 42 remaining) [2025-03-15 02:35:52,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 42 remaining) [2025-03-15 02:35:52,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 42 remaining) [2025-03-15 02:35:52,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-15 02:35:52,772 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:35:52,780 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 02:35:52,780 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 02:35:52,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 02:35:52 BasicIcfg [2025-03-15 02:35:52,785 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 02:35:52,786 INFO L158 Benchmark]: Toolchain (without parser) took 3222.49ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 44.7MB in the beginning and 75.2MB in the end (delta: -30.5MB). Peak memory consumption was 50.9MB. Max. memory is 8.0GB. [2025-03-15 02:35:52,786 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 02:35:52,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.68ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 33.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-03-15 02:35:52,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.78ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 32.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 02:35:52,789 INFO L158 Benchmark]: Boogie Preprocessor took 26.69ms. Allocated memory is still 71.3MB. Free memory was 32.0MB in the beginning and 31.1MB in the end (delta: 927.6kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 02:35:52,789 INFO L158 Benchmark]: RCFGBuilder took 453.17ms. Allocated memory is still 71.3MB. Free memory was 31.1MB in the beginning and 30.1MB in the end (delta: 1.0MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. [2025-03-15 02:35:52,789 INFO L158 Benchmark]: TraceAbstraction took 2511.58ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 28.8MB in the beginning and 75.2MB in the end (delta: -46.4MB). Peak memory consumption was 35.8MB. Max. memory is 8.0GB. [2025-03-15 02:35:52,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 192.68ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 33.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.78ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 32.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 26.69ms. Allocated memory is still 71.3MB. Free memory was 32.0MB in the beginning and 31.1MB in the end (delta: 927.6kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 453.17ms. Allocated memory is still 71.3MB. Free memory was 31.1MB in the beginning and 30.1MB in the end (delta: 1.0MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. * TraceAbstraction took 2511.58ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 28.8MB in the beginning and 75.2MB in the end (delta: -46.4MB). Peak memory consumption was 35.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 56]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 56]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 58]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 58]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 148 locations, 42 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.4s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 227 mSDsluCounter, 135 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 41 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 319 IncrementalHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 94 mSDtfsCounter, 319 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=816occurred in iteration=7, InterpolantAutomatonStates: 39, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 407 ConstructedInterpolants, 0 QuantifiedInterpolants, 939 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 02:35:52,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...