/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/ldv-races/race-3_2-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 01:39:55,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 01:39:55,219 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 01:39:55,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 01:39:55,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 01:39:55,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 01:39:55,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 01:39:55,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 01:39:55,241 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 01:39:55,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 01:39:55,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 01:39:55,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 01:39:55,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:39:55,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 01:39:55,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 01:39:55,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 01:39:55,243 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 01:39:55,243 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 01:39:55,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 01:39:55,243 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 01:39:55,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 01:39:55,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 01:39:55,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 01:39:55,632 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 01:39:55,632 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 01:39:55,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2025-03-15 01:39:56,913 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a516eecd/bf3b0711b69f400eaa16f661fd452665/FLAG13ac5ec8d [2025-03-15 01:39:57,304 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 01:39:57,305 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2025-03-15 01:39:57,347 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a516eecd/bf3b0711b69f400eaa16f661fd452665/FLAG13ac5ec8d [2025-03-15 01:39:57,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a516eecd/bf3b0711b69f400eaa16f661fd452665 [2025-03-15 01:39:57,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 01:39:57,378 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 01:39:57,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 01:39:57,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 01:39:57,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 01:39:57,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:57,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1401fe2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57, skipping insertion in model container [2025-03-15 01:39:57,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:57,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 01:39:57,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:39:57,793 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 01:39:57,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:39:57,944 INFO L204 MainTranslator]: Completed translation [2025-03-15 01:39:57,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57 WrapperNode [2025-03-15 01:39:57,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 01:39:57,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 01:39:57,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 01:39:57,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 01:39:57,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:57,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:57,997 INFO L138 Inliner]: procedures = 246, calls = 44, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 145 [2025-03-15 01:39:57,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 01:39:57,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 01:39:57,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 01:39:57,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 01:39:58,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,016 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 01:39:58,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 01:39:58,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 01:39:58,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 01:39:58,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (1/1) ... [2025-03-15 01:39:58,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:39:58,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 01:39:58,075 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 01:39:58,077 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 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2025-03-15 01:39:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 01:39:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 01:39:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 01:39:58,096 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 01:39:58,301 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 01:39:58,303 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 01:39:58,545 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 01:39:58,545 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 01:39:58,579 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 01:39:58,579 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 01:39:58,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:39:58 BoogieIcfgContainer [2025-03-15 01:39:58,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 01:39:58,583 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 01:39:58,583 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 01:39:58,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 01:39:58,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 01:39:57" (1/3) ... [2025-03-15 01:39:58,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cedfc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:39:58, skipping insertion in model container [2025-03-15 01:39:58,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:39:57" (2/3) ... [2025-03-15 01:39:58,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cedfc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:39:58, skipping insertion in model container [2025-03-15 01:39:58,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:39:58" (3/3) ... [2025-03-15 01:39:58,589 INFO L128 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2025-03-15 01:39:58,600 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 01:39:58,602 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG race-3_2-container_of-global.i that has 2 procedures, 179 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2025-03-15 01:39:58,603 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 01:39:58,674 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-03-15 01:39:58,709 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 01:39:58,717 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;@1049bf46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 01:39:58,717 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-03-15 01:39:58,763 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 01:39:58,763 INFO L124 PetriNetUnfolderBase]: 4/116 cut-off events. [2025-03-15 01:39:58,765 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 01:39:58,765 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:39:58,766 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, 1, 1, 1, 1, 1, 1] [2025-03-15 01:39:58,766 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:39:58,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:39:58,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1405692359, now seen corresponding path program 1 times [2025-03-15 01:39:58,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:39:58,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641066171] [2025-03-15 01:39:58,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:39:58,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:39:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:39:59,922 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 01:39:59,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:39:59,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641066171] [2025-03-15 01:39:59,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641066171] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:39:59,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:39:59,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-15 01:39:59,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636124002] [2025-03-15 01:39:59,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:39:59,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-15 01:39:59,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:39:59,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-15 01:39:59,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-15 01:39:59,957 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 208 [2025-03-15 01:39:59,964 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 208 transitions, 430 flow. Second operand has 8 states, 8 states have (on average 151.625) internal successors, (1213), 8 states have internal predecessors, (1213), 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 01:39:59,964 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:39:59,964 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 208 [2025-03-15 01:39:59,965 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:00,887 INFO L124 PetriNetUnfolderBase]: 914/3167 cut-off events. [2025-03-15 01:40:00,887 INFO L125 PetriNetUnfolderBase]: For 78/103 co-relation queries the response was YES. [2025-03-15 01:40:00,905 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4753 conditions, 3167 events. 914/3167 cut-off events. For 78/103 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 26143 event pairs, 384 based on Foata normal form. 177/2909 useless extension candidates. Maximal degree in co-relation 4404. Up to 1241 conditions per place. [2025-03-15 01:40:00,920 INFO L140 encePairwiseOnDemand]: 181/208 looper letters, 74 selfloop transitions, 44 changer transitions 44/263 dead transitions. [2025-03-15 01:40:00,921 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 263 transitions, 824 flow [2025-03-15 01:40:00,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-15 01:40:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2025-03-15 01:40:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2834 transitions. [2025-03-15 01:40:00,942 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7569444444444444 [2025-03-15 01:40:00,946 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, -3 predicate places. [2025-03-15 01:40:00,946 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 263 transitions, 824 flow [2025-03-15 01:40:00,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 151.625) internal successors, (1213), 8 states have internal predecessors, (1213), 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 01:40:00,947 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:00,947 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:00,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 01:40:00,949 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:00,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:00,950 INFO L85 PathProgramCache]: Analyzing trace with hash 90538910, now seen corresponding path program 1 times [2025-03-15 01:40:00,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:00,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549039504] [2025-03-15 01:40:00,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:40:00,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:40:01,601 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 01:40:01,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:01,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549039504] [2025-03-15 01:40:01,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549039504] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:01,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:01,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-15 01:40:01,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156496373] [2025-03-15 01:40:01,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:01,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-15 01:40:01,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:01,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-15 01:40:01,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-15 01:40:01,606 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 208 [2025-03-15 01:40:01,607 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 263 transitions, 824 flow. Second operand has 8 states, 8 states have (on average 151.75) internal successors, (1214), 8 states have internal predecessors, (1214), 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 01:40:01,607 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:01,607 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 208 [2025-03-15 01:40:01,608 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:02,719 INFO L124 PetriNetUnfolderBase]: 1623/6815 cut-off events. [2025-03-15 01:40:02,720 INFO L125 PetriNetUnfolderBase]: For 652/2924 co-relation queries the response was YES. [2025-03-15 01:40:02,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11583 conditions, 6815 events. 1623/6815 cut-off events. For 652/2924 co-relation queries the response was YES. Maximal size of possible extension queue 234. Compared 70276 event pairs, 594 based on Foata normal form. 4/6116 useless extension candidates. Maximal degree in co-relation 11160. Up to 1911 conditions per place. [2025-03-15 01:40:02,761 INFO L140 encePairwiseOnDemand]: 193/208 looper letters, 95 selfloop transitions, 124 changer transitions 51/381 dead transitions. [2025-03-15 01:40:02,761 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 381 transitions, 1754 flow [2025-03-15 01:40:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-15 01:40:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2025-03-15 01:40:02,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2807 transitions. [2025-03-15 01:40:02,766 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.749732905982906 [2025-03-15 01:40:02,767 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 14 predicate places. [2025-03-15 01:40:02,767 INFO L471 AbstractCegarLoop]: Abstraction has has 214 places, 381 transitions, 1754 flow [2025-03-15 01:40:02,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 151.75) internal successors, (1214), 8 states have internal predecessors, (1214), 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 01:40:02,768 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:02,768 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:02,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 01:40:02,768 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:02,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:02,769 INFO L85 PathProgramCache]: Analyzing trace with hash -488489344, now seen corresponding path program 1 times [2025-03-15 01:40:02,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:02,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720323923] [2025-03-15 01:40:02,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:40:02,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:40:03,555 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 01:40:03,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:03,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720323923] [2025-03-15 01:40:03,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720323923] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:03,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:03,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-15 01:40:03,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643266139] [2025-03-15 01:40:03,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:03,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-15 01:40:03,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:03,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-15 01:40:03,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-15 01:40:03,558 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:03,560 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 381 transitions, 1754 flow. Second operand has 11 states, 11 states have (on average 146.63636363636363) internal successors, (1613), 11 states have internal predecessors, (1613), 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 01:40:03,560 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:03,560 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:03,560 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:05,916 INFO L124 PetriNetUnfolderBase]: 1800/7119 cut-off events. [2025-03-15 01:40:05,916 INFO L125 PetriNetUnfolderBase]: For 1690/7438 co-relation queries the response was YES. [2025-03-15 01:40:05,929 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15564 conditions, 7119 events. 1800/7119 cut-off events. For 1690/7438 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 72421 event pairs, 494 based on Foata normal form. 410/6825 useless extension candidates. Maximal degree in co-relation 14640. Up to 2201 conditions per place. [2025-03-15 01:40:05,957 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 157 selfloop transitions, 258 changer transitions 77/588 dead transitions. [2025-03-15 01:40:05,957 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 291 places, 588 transitions, 3676 flow [2025-03-15 01:40:05,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2025-03-15 01:40:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2025-03-15 01:40:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 11604 transitions. [2025-03-15 01:40:05,995 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7152366863905325 [2025-03-15 01:40:05,999 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 91 predicate places. [2025-03-15 01:40:06,000 INFO L471 AbstractCegarLoop]: Abstraction has has 291 places, 588 transitions, 3676 flow [2025-03-15 01:40:06,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 146.63636363636363) internal successors, (1613), 11 states have internal predecessors, (1613), 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 01:40:06,001 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:06,001 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:06,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 01:40:06,001 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:06,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:06,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1685964084, now seen corresponding path program 1 times [2025-03-15 01:40:06,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:06,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866023531] [2025-03-15 01:40:06,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:40:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:40:06,833 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 01:40:06,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:06,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866023531] [2025-03-15 01:40:06,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866023531] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:06,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:06,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:06,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146430660] [2025-03-15 01:40:06,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:06,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:06,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:06,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:06,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:06,836 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:06,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 588 transitions, 3676 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:06,838 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:06,838 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:06,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:09,110 INFO L124 PetriNetUnfolderBase]: 2028/8623 cut-off events. [2025-03-15 01:40:09,111 INFO L125 PetriNetUnfolderBase]: For 3853/16268 co-relation queries the response was YES. [2025-03-15 01:40:09,131 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21814 conditions, 8623 events. 2028/8623 cut-off events. For 3853/16268 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 92110 event pairs, 525 based on Foata normal form. 700/8493 useless extension candidates. Maximal degree in co-relation 20319. Up to 2507 conditions per place. [2025-03-15 01:40:09,163 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 263 selfloop transitions, 306 changer transitions 120/785 dead transitions. [2025-03-15 01:40:09,164 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 785 transitions, 6480 flow [2025-03-15 01:40:09,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-03-15 01:40:09,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2025-03-15 01:40:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 7234 transitions. [2025-03-15 01:40:09,172 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7245592948717948 [2025-03-15 01:40:09,173 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 138 predicate places. [2025-03-15 01:40:09,173 INFO L471 AbstractCegarLoop]: Abstraction has has 338 places, 785 transitions, 6480 flow [2025-03-15 01:40:09,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:09,174 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:09,174 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:09,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 01:40:09,174 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:09,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:09,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1344065324, now seen corresponding path program 2 times [2025-03-15 01:40:09,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:09,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173862029] [2025-03-15 01:40:09,175 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:40:09,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:09,198 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:40:09,198 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:09,897 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 01:40:09,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:09,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173862029] [2025-03-15 01:40:09,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173862029] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:09,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:09,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:09,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083681394] [2025-03-15 01:40:09,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:09,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:09,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:09,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:09,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:09,899 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:09,901 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 785 transitions, 6480 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:09,901 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:09,901 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:09,901 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:11,610 INFO L124 PetriNetUnfolderBase]: 2228/10050 cut-off events. [2025-03-15 01:40:11,610 INFO L125 PetriNetUnfolderBase]: For 5782/15391 co-relation queries the response was YES. [2025-03-15 01:40:11,628 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28868 conditions, 10050 events. 2228/10050 cut-off events. For 5782/15391 co-relation queries the response was YES. Maximal size of possible extension queue 341. Compared 113026 event pairs, 598 based on Foata normal form. 665/9805 useless extension candidates. Maximal degree in co-relation 27347. Up to 2781 conditions per place. [2025-03-15 01:40:11,658 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 316 selfloop transitions, 302 changer transitions 171/885 dead transitions. [2025-03-15 01:40:11,658 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 885 transitions, 9008 flow [2025-03-15 01:40:11,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-15 01:40:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2025-03-15 01:40:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 5751 transitions. [2025-03-15 01:40:11,662 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7276062753036437 [2025-03-15 01:40:11,663 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 175 predicate places. [2025-03-15 01:40:11,663 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 885 transitions, 9008 flow [2025-03-15 01:40:11,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:11,664 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:11,664 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:11,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-15 01:40:11,664 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:11,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:11,665 INFO L85 PathProgramCache]: Analyzing trace with hash 349597662, now seen corresponding path program 3 times [2025-03-15 01:40:11,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:11,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75944445] [2025-03-15 01:40:11,665 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:40:11,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:11,694 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:40:11,695 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:12,476 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 01:40:12,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:12,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75944445] [2025-03-15 01:40:12,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75944445] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:12,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:12,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:12,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932285587] [2025-03-15 01:40:12,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:12,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:12,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:12,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:12,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:12,480 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:12,483 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 885 transitions, 9008 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:12,483 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:12,483 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:12,483 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:14,446 INFO L124 PetriNetUnfolderBase]: 2288/11310 cut-off events. [2025-03-15 01:40:14,447 INFO L125 PetriNetUnfolderBase]: For 11158/39155 co-relation queries the response was YES. [2025-03-15 01:40:14,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35099 conditions, 11310 events. 2288/11310 cut-off events. For 11158/39155 co-relation queries the response was YES. Maximal size of possible extension queue 384. Compared 131709 event pairs, 670 based on Foata normal form. 727/10992 useless extension candidates. Maximal degree in co-relation 32217. Up to 2955 conditions per place. [2025-03-15 01:40:14,528 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 313 selfloop transitions, 308 changer transitions 213/930 dead transitions. [2025-03-15 01:40:14,528 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 412 places, 930 transitions, 11166 flow [2025-03-15 01:40:14,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-15 01:40:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2025-03-15 01:40:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 5750 transitions. [2025-03-15 01:40:14,534 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7274797570850202 [2025-03-15 01:40:14,535 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 212 predicate places. [2025-03-15 01:40:14,536 INFO L471 AbstractCegarLoop]: Abstraction has has 412 places, 930 transitions, 11166 flow [2025-03-15 01:40:14,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:14,536 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:14,536 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:14,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-15 01:40:14,537 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:14,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:14,537 INFO L85 PathProgramCache]: Analyzing trace with hash 235825050, now seen corresponding path program 4 times [2025-03-15 01:40:14,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:14,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019723893] [2025-03-15 01:40:14,538 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:40:14,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:14,572 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:40:14,573 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:15,257 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 01:40:15,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:15,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019723893] [2025-03-15 01:40:15,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019723893] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:15,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:15,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:15,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787140647] [2025-03-15 01:40:15,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:15,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:15,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:15,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:15,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:15,260 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:15,263 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 412 places, 930 transitions, 11166 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:15,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:15,264 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:15,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:17,467 INFO L124 PetriNetUnfolderBase]: 2786/13624 cut-off events. [2025-03-15 01:40:17,467 INFO L125 PetriNetUnfolderBase]: For 16405/36639 co-relation queries the response was YES. [2025-03-15 01:40:17,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47886 conditions, 13624 events. 2786/13624 cut-off events. For 16405/36639 co-relation queries the response was YES. Maximal size of possible extension queue 470. Compared 165561 event pairs, 740 based on Foata normal form. 530/12976 useless extension candidates. Maximal degree in co-relation 43911. Up to 3846 conditions per place. [2025-03-15 01:40:17,544 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 498 selfloop transitions, 378 changer transitions 272/1244 dead transitions. [2025-03-15 01:40:17,544 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 459 places, 1244 transitions, 17662 flow [2025-03-15 01:40:17,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-03-15 01:40:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2025-03-15 01:40:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 7209 transitions. [2025-03-15 01:40:17,548 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7220552884615384 [2025-03-15 01:40:17,549 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 259 predicate places. [2025-03-15 01:40:17,549 INFO L471 AbstractCegarLoop]: Abstraction has has 459 places, 1244 transitions, 17662 flow [2025-03-15 01:40:17,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:17,549 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:17,550 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:17,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-15 01:40:17,550 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:17,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:17,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1607071370, now seen corresponding path program 2 times [2025-03-15 01:40:17,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:17,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995190358] [2025-03-15 01:40:17,550 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:40:17,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:17,564 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:40:17,565 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:18,130 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 01:40:18,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:18,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995190358] [2025-03-15 01:40:18,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995190358] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:18,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:18,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:18,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293606770] [2025-03-15 01:40:18,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:18,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:18,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:18,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:18,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:18,132 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:18,133 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 459 places, 1244 transitions, 17662 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:18,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:18,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:18,133 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:20,999 INFO L124 PetriNetUnfolderBase]: 2852/14685 cut-off events. [2025-03-15 01:40:21,000 INFO L125 PetriNetUnfolderBase]: For 26246/87811 co-relation queries the response was YES. [2025-03-15 01:40:21,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55465 conditions, 14685 events. 2852/14685 cut-off events. For 26246/87811 co-relation queries the response was YES. Maximal size of possible extension queue 512. Compared 182338 event pairs, 819 based on Foata normal form. 966/14387 useless extension candidates. Maximal degree in co-relation 50519. Up to 3970 conditions per place. [2025-03-15 01:40:21,054 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 439 selfloop transitions, 442 changer transitions 312/1289 dead transitions. [2025-03-15 01:40:21,054 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 516 places, 1289 transitions, 20718 flow [2025-03-15 01:40:21,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-15 01:40:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2025-03-15 01:40:21,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 8701 transitions. [2025-03-15 01:40:21,059 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7212367374005305 [2025-03-15 01:40:21,059 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 316 predicate places. [2025-03-15 01:40:21,059 INFO L471 AbstractCegarLoop]: Abstraction has has 516 places, 1289 transitions, 20718 flow [2025-03-15 01:40:21,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:21,060 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:21,060 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:21,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-15 01:40:21,060 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:21,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:21,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1711564954, now seen corresponding path program 5 times [2025-03-15 01:40:21,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:21,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039410666] [2025-03-15 01:40:21,061 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-15 01:40:21,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:21,075 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:40:21,075 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:21,518 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 01:40:21,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:21,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039410666] [2025-03-15 01:40:21,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039410666] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:21,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:21,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:21,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154116581] [2025-03-15 01:40:21,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:21,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:21,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:21,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:21,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:21,520 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:21,522 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 516 places, 1289 transitions, 20718 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:21,522 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:21,523 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:21,523 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:24,660 INFO L124 PetriNetUnfolderBase]: 3250/16974 cut-off events. [2025-03-15 01:40:24,660 INFO L125 PetriNetUnfolderBase]: For 37877/90855 co-relation queries the response was YES. [2025-03-15 01:40:24,689 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69801 conditions, 16974 events. 3250/16974 cut-off events. For 37877/90855 co-relation queries the response was YES. Maximal size of possible extension queue 597. Compared 216793 event pairs, 945 based on Foata normal form. 807/16321 useless extension candidates. Maximal degree in co-relation 63506. Up to 4687 conditions per place. [2025-03-15 01:40:24,750 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 578 selfloop transitions, 491 changer transitions 370/1535 dead transitions. [2025-03-15 01:40:24,750 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 1535 transitions, 27906 flow [2025-03-15 01:40:24,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-15 01:40:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2025-03-15 01:40:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 7798 transitions. [2025-03-15 01:40:24,755 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7209689349112426 [2025-03-15 01:40:24,755 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 367 predicate places. [2025-03-15 01:40:24,755 INFO L471 AbstractCegarLoop]: Abstraction has has 567 places, 1535 transitions, 27906 flow [2025-03-15 01:40:24,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:24,756 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:24,756 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:24,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-15 01:40:24,756 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:24,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:24,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1876121950, now seen corresponding path program 6 times [2025-03-15 01:40:24,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:24,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75908934] [2025-03-15 01:40:24,757 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-15 01:40:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:24,771 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-15 01:40:24,771 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:25,258 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 01:40:25,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:25,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75908934] [2025-03-15 01:40:25,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75908934] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:25,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:25,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:25,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517582528] [2025-03-15 01:40:25,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:25,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:25,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:25,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:25,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:25,261 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:25,263 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 1535 transitions, 27906 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:25,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:25,263 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:25,263 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:28,925 INFO L124 PetriNetUnfolderBase]: 3520/18035 cut-off events. [2025-03-15 01:40:28,925 INFO L125 PetriNetUnfolderBase]: For 45277/110124 co-relation queries the response was YES. [2025-03-15 01:40:28,965 INFO L83 FinitePrefix]: Finished finitePrefix Result has 81892 conditions, 18035 events. 3520/18035 cut-off events. For 45277/110124 co-relation queries the response was YES. Maximal size of possible extension queue 643. Compared 232947 event pairs, 964 based on Foata normal form. 1428/17950 useless extension candidates. Maximal degree in co-relation 77009. Up to 5182 conditions per place. [2025-03-15 01:40:29,051 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 651 selfloop transitions, 539 changer transitions 403/1689 dead transitions. [2025-03-15 01:40:29,052 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 1689 transitions, 34086 flow [2025-03-15 01:40:29,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-15 01:40:29,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2025-03-15 01:40:29,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 9564 transitions. [2025-03-15 01:40:29,058 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7184495192307693 [2025-03-15 01:40:29,059 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 430 predicate places. [2025-03-15 01:40:29,059 INFO L471 AbstractCegarLoop]: Abstraction has has 630 places, 1689 transitions, 34086 flow [2025-03-15 01:40:29,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:29,060 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:29,060 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:29,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-15 01:40:29,060 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:29,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:29,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1995872950, now seen corresponding path program 3 times [2025-03-15 01:40:29,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:29,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447401165] [2025-03-15 01:40:29,062 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:40:29,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:29,076 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:40:29,076 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:29,531 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 01:40:29,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:29,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447401165] [2025-03-15 01:40:29,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447401165] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:29,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:29,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:29,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892305658] [2025-03-15 01:40:29,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:29,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:29,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:29,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:29,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:29,533 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:29,534 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 1689 transitions, 34086 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:29,534 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:29,534 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:29,534 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:33,104 INFO L124 PetriNetUnfolderBase]: 3728/19667 cut-off events. [2025-03-15 01:40:33,105 INFO L125 PetriNetUnfolderBase]: For 70020/214984 co-relation queries the response was YES. [2025-03-15 01:40:33,146 INFO L83 FinitePrefix]: Finished finitePrefix Result has 94939 conditions, 19667 events. 3728/19667 cut-off events. For 70020/214984 co-relation queries the response was YES. Maximal size of possible extension queue 709. Compared 259160 event pairs, 1052 based on Foata normal form. 1606/19610 useless extension candidates. Maximal degree in co-relation 85862. Up to 5537 conditions per place. [2025-03-15 01:40:33,226 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 669 selfloop transitions, 613 changer transitions 482/1860 dead transitions. [2025-03-15 01:40:33,226 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 683 places, 1860 transitions, 41330 flow [2025-03-15 01:40:33,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-03-15 01:40:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2025-03-15 01:40:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 8128 transitions. [2025-03-15 01:40:33,231 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7236467236467237 [2025-03-15 01:40:33,231 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 483 predicate places. [2025-03-15 01:40:33,231 INFO L471 AbstractCegarLoop]: Abstraction has has 683 places, 1860 transitions, 41330 flow [2025-03-15 01:40:33,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:33,234 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:33,234 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:33,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-15 01:40:33,234 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:33,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:33,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1702545334, now seen corresponding path program 7 times [2025-03-15 01:40:33,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:33,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641823599] [2025-03-15 01:40:33,235 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-15 01:40:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:40:33,756 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 01:40:33,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:33,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641823599] [2025-03-15 01:40:33,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641823599] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:33,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:33,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:33,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787020428] [2025-03-15 01:40:33,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:33,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:33,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:33,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:33,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:33,759 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:33,760 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 683 places, 1860 transitions, 41330 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:33,760 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:33,760 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:33,760 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:37,689 INFO L124 PetriNetUnfolderBase]: 3910/20866 cut-off events. [2025-03-15 01:40:37,690 INFO L125 PetriNetUnfolderBase]: For 73838/131501 co-relation queries the response was YES. [2025-03-15 01:40:37,722 INFO L83 FinitePrefix]: Finished finitePrefix Result has 107559 conditions, 20866 events. 3910/20866 cut-off events. For 73838/131501 co-relation queries the response was YES. Maximal size of possible extension queue 752. Compared 279524 event pairs, 953 based on Foata normal form. 1273/20411 useless extension candidates. Maximal degree in co-relation 100842. Up to 5911 conditions per place. [2025-03-15 01:40:37,802 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 806 selfloop transitions, 543 changer transitions 517/1962 dead transitions. [2025-03-15 01:40:37,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 740 places, 1962 transitions, 47460 flow [2025-03-15 01:40:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-15 01:40:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2025-03-15 01:40:37,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 8684 transitions. [2025-03-15 01:40:37,806 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7198275862068966 [2025-03-15 01:40:37,807 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 540 predicate places. [2025-03-15 01:40:37,807 INFO L471 AbstractCegarLoop]: Abstraction has has 740 places, 1962 transitions, 47460 flow [2025-03-15 01:40:37,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:37,808 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:37,808 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:37,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-15 01:40:37,808 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:37,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:37,808 INFO L85 PathProgramCache]: Analyzing trace with hash -582747200, now seen corresponding path program 4 times [2025-03-15 01:40:37,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:37,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582452722] [2025-03-15 01:40:37,808 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:40:37,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:37,822 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:40:37,823 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:38,226 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 01:40:38,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:38,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582452722] [2025-03-15 01:40:38,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582452722] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:38,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:38,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:38,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550714864] [2025-03-15 01:40:38,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:38,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:38,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:38,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:38,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:38,230 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:38,231 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 740 places, 1962 transitions, 47460 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:38,231 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:38,231 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:38,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:42,462 INFO L124 PetriNetUnfolderBase]: 3976/22133 cut-off events. [2025-03-15 01:40:42,463 INFO L125 PetriNetUnfolderBase]: For 96749/197614 co-relation queries the response was YES. [2025-03-15 01:40:42,494 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119129 conditions, 22133 events. 3976/22133 cut-off events. For 96749/197614 co-relation queries the response was YES. Maximal size of possible extension queue 818. Compared 302205 event pairs, 1105 based on Foata normal form. 2132/22457 useless extension candidates. Maximal degree in co-relation 106982. Up to 6109 conditions per place. [2025-03-15 01:40:42,575 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 727 selfloop transitions, 621 changer transitions 592/2036 dead transitions. [2025-03-15 01:40:42,575 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 795 places, 2036 transitions, 53226 flow [2025-03-15 01:40:42,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2025-03-15 01:40:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2025-03-15 01:40:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 8418 transitions. [2025-03-15 01:40:42,579 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7226991758241759 [2025-03-15 01:40:42,580 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 595 predicate places. [2025-03-15 01:40:42,580 INFO L471 AbstractCegarLoop]: Abstraction has has 795 places, 2036 transitions, 53226 flow [2025-03-15 01:40:42,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:42,580 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:42,580 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:42,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-15 01:40:42,581 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:42,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:42,581 INFO L85 PathProgramCache]: Analyzing trace with hash -685969152, now seen corresponding path program 8 times [2025-03-15 01:40:42,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:42,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116856694] [2025-03-15 01:40:42,581 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:40:42,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:42,593 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:40:42,593 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:43,184 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 01:40:43,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:43,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116856694] [2025-03-15 01:40:43,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116856694] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:43,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:43,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:43,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020584702] [2025-03-15 01:40:43,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:43,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:43,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:43,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:43,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:43,186 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:43,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 795 places, 2036 transitions, 53226 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:43,188 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:43,188 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:43,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:48,109 INFO L124 PetriNetUnfolderBase]: 4110/23515 cut-off events. [2025-03-15 01:40:48,109 INFO L125 PetriNetUnfolderBase]: For 117064/192820 co-relation queries the response was YES. [2025-03-15 01:40:48,136 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132632 conditions, 23515 events. 4110/23515 cut-off events. For 117064/192820 co-relation queries the response was YES. Maximal size of possible extension queue 881. Compared 326804 event pairs, 1200 based on Foata normal form. 977/22584 useless extension candidates. Maximal degree in co-relation 123650. Up to 6283 conditions per place. [2025-03-15 01:40:48,226 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 854 selfloop transitions, 508 changer transitions 641/2099 dead transitions. [2025-03-15 01:40:48,227 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 836 places, 2099 transitions, 58950 flow [2025-03-15 01:40:48,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-15 01:40:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2025-03-15 01:40:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 6317 transitions. [2025-03-15 01:40:48,229 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7230998168498168 [2025-03-15 01:40:48,230 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 636 predicate places. [2025-03-15 01:40:48,230 INFO L471 AbstractCegarLoop]: Abstraction has has 836 places, 2099 transitions, 58950 flow [2025-03-15 01:40:48,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:48,230 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:48,231 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:48,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-15 01:40:48,231 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:48,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:48,231 INFO L85 PathProgramCache]: Analyzing trace with hash 738555772, now seen corresponding path program 5 times [2025-03-15 01:40:48,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:48,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752512541] [2025-03-15 01:40:48,231 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-15 01:40:48,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:48,243 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:40:48,244 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:48,603 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 01:40:48,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:48,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752512541] [2025-03-15 01:40:48,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752512541] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:48,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:48,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:48,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255351892] [2025-03-15 01:40:48,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:48,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:48,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:48,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:48,604 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:48,604 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:48,605 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 836 places, 2099 transitions, 58950 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:48,606 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:48,606 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:48,606 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:40:54,045 INFO L124 PetriNetUnfolderBase]: 4348/24948 cut-off events. [2025-03-15 01:40:54,045 INFO L125 PetriNetUnfolderBase]: For 186559/510903 co-relation queries the response was YES. [2025-03-15 01:40:54,092 INFO L83 FinitePrefix]: Finished finitePrefix Result has 148183 conditions, 24948 events. 4348/24948 cut-off events. For 186559/510903 co-relation queries the response was YES. Maximal size of possible extension queue 915. Compared 349275 event pairs, 1202 based on Foata normal form. 1530/24399 useless extension candidates. Maximal degree in co-relation 132922. Up to 6635 conditions per place. [2025-03-15 01:40:54,443 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 850 selfloop transitions, 685 changer transitions 665/2296 dead transitions. [2025-03-15 01:40:54,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 885 places, 2296 transitions, 69072 flow [2025-03-15 01:40:54,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-03-15 01:40:54,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2025-03-15 01:40:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 7531 transitions. [2025-03-15 01:40:54,446 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7241346153846154 [2025-03-15 01:40:54,446 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 685 predicate places. [2025-03-15 01:40:54,446 INFO L471 AbstractCegarLoop]: Abstraction has has 885 places, 2296 transitions, 69072 flow [2025-03-15 01:40:54,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:54,447 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:40:54,447 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:40:54,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-15 01:40:54,447 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:40:54,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:40:54,448 INFO L85 PathProgramCache]: Analyzing trace with hash 603828906, now seen corresponding path program 6 times [2025-03-15 01:40:54,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:40:54,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335354725] [2025-03-15 01:40:54,448 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-15 01:40:54,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:40:54,460 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-15 01:40:54,460 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:40:54,850 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 01:40:54,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:40:54,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335354725] [2025-03-15 01:40:54,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335354725] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:40:54,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:40:54,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:40:54,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001234884] [2025-03-15 01:40:54,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:40:54,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:40:54,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:40:54,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:40:54,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:40:54,853 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:40:54,854 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 885 places, 2296 transitions, 69072 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:40:54,854 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:40:54,854 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:40:54,854 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:00,882 INFO L124 PetriNetUnfolderBase]: 4836/26725 cut-off events. [2025-03-15 01:41:00,882 INFO L125 PetriNetUnfolderBase]: For 201164/399427 co-relation queries the response was YES. [2025-03-15 01:41:00,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 171883 conditions, 26725 events. 4836/26725 cut-off events. For 201164/399427 co-relation queries the response was YES. Maximal size of possible extension queue 981. Compared 376544 event pairs, 1257 based on Foata normal form. 943/25504 useless extension candidates. Maximal degree in co-relation 154203. Up to 7858 conditions per place. [2025-03-15 01:41:01,075 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1221 selfloop transitions, 591 changer transitions 695/2603 dead transitions. [2025-03-15 01:41:01,076 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 938 places, 2603 transitions, 83648 flow [2025-03-15 01:41:01,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-03-15 01:41:01,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2025-03-15 01:41:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 8085 transitions. [2025-03-15 01:41:01,081 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7198183760683761 [2025-03-15 01:41:01,082 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 738 predicate places. [2025-03-15 01:41:01,082 INFO L471 AbstractCegarLoop]: Abstraction has has 938 places, 2603 transitions, 83648 flow [2025-03-15 01:41:01,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:01,083 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:01,083 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:01,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-15 01:41:01,083 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:01,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:01,083 INFO L85 PathProgramCache]: Analyzing trace with hash 221973837, now seen corresponding path program 1 times [2025-03-15 01:41:01,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:01,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526674855] [2025-03-15 01:41:01,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:41:01,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:41:01,701 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 01:41:01,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:01,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526674855] [2025-03-15 01:41:01,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526674855] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:01,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:01,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:01,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144720466] [2025-03-15 01:41:01,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:01,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:01,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:01,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:01,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:01,703 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:01,705 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 938 places, 2603 transitions, 83648 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:01,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:01,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:01,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:08,954 INFO L124 PetriNetUnfolderBase]: 5408/29973 cut-off events. [2025-03-15 01:41:08,954 INFO L125 PetriNetUnfolderBase]: For 267486/844864 co-relation queries the response was YES. [2025-03-15 01:41:09,010 INFO L83 FinitePrefix]: Finished finitePrefix Result has 202826 conditions, 29973 events. 5408/29973 cut-off events. For 267486/844864 co-relation queries the response was YES. Maximal size of possible extension queue 1098. Compared 430921 event pairs, 1412 based on Foata normal form. 1214/28805 useless extension candidates. Maximal degree in co-relation 182187. Up to 8797 conditions per place. [2025-03-15 01:41:09,189 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1364 selfloop transitions, 712 changer transitions 790/2962 dead transitions. [2025-03-15 01:41:09,190 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 979 places, 2962 transitions, 101432 flow [2025-03-15 01:41:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-15 01:41:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2025-03-15 01:41:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 6320 transitions. [2025-03-15 01:41:09,194 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7234432234432234 [2025-03-15 01:41:09,194 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 779 predicate places. [2025-03-15 01:41:09,194 INFO L471 AbstractCegarLoop]: Abstraction has has 979 places, 2962 transitions, 101432 flow [2025-03-15 01:41:09,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:09,195 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:09,195 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:09,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-15 01:41:09,195 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:09,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:09,195 INFO L85 PathProgramCache]: Analyzing trace with hash -404437510, now seen corresponding path program 7 times [2025-03-15 01:41:09,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:09,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87119693] [2025-03-15 01:41:09,196 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-15 01:41:09,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:41:09,827 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 01:41:09,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:09,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87119693] [2025-03-15 01:41:09,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87119693] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:09,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:09,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:09,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227066289] [2025-03-15 01:41:09,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:09,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:09,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:09,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:09,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:09,829 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:09,830 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 979 places, 2962 transitions, 101432 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:09,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:09,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:09,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:18,413 INFO L124 PetriNetUnfolderBase]: 5994/32740 cut-off events. [2025-03-15 01:41:18,413 INFO L125 PetriNetUnfolderBase]: For 289170/692921 co-relation queries the response was YES. [2025-03-15 01:41:18,471 INFO L83 FinitePrefix]: Finished finitePrefix Result has 235247 conditions, 32740 events. 5994/32740 cut-off events. For 289170/692921 co-relation queries the response was YES. Maximal size of possible extension queue 1196. Compared 475999 event pairs, 1522 based on Foata normal form. 1364/31519 useless extension candidates. Maximal degree in co-relation 210803. Up to 9614 conditions per place. [2025-03-15 01:41:18,660 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1553 selfloop transitions, 798 changer transitions 844/3291 dead transitions. [2025-03-15 01:41:18,660 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1018 places, 3291 transitions, 119510 flow [2025-03-15 01:41:18,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2025-03-15 01:41:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2025-03-15 01:41:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 6023 transitions. [2025-03-15 01:41:18,663 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7239182692307692 [2025-03-15 01:41:18,664 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 818 predicate places. [2025-03-15 01:41:18,664 INFO L471 AbstractCegarLoop]: Abstraction has has 1018 places, 3291 transitions, 119510 flow [2025-03-15 01:41:18,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:18,665 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:18,665 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:18,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-15 01:41:18,665 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:18,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:18,665 INFO L85 PathProgramCache]: Analyzing trace with hash 358181648, now seen corresponding path program 9 times [2025-03-15 01:41:18,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:18,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484205112] [2025-03-15 01:41:18,666 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:41:18,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:18,682 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:41:18,682 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:41:19,054 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 01:41:19,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:19,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484205112] [2025-03-15 01:41:19,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484205112] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:19,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:19,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:19,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284077446] [2025-03-15 01:41:19,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:19,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:19,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:19,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:19,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:19,056 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:19,058 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1018 places, 3291 transitions, 119510 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:19,058 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:19,058 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:19,058 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:29,592 INFO L124 PetriNetUnfolderBase]: 6204/34682 cut-off events. [2025-03-15 01:41:29,592 INFO L125 PetriNetUnfolderBase]: For 380908/932529 co-relation queries the response was YES. [2025-03-15 01:41:29,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 257462 conditions, 34682 events. 6204/34682 cut-off events. For 380908/932529 co-relation queries the response was YES. Maximal size of possible extension queue 1279. Compared 511617 event pairs, 1681 based on Foata normal form. 3056/34953 useless extension candidates. Maximal degree in co-relation 230309. Up to 9977 conditions per place. [2025-03-15 01:41:29,816 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1508 selfloop transitions, 885 changer transitions 910/3399 dead transitions. [2025-03-15 01:41:29,816 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1067 places, 3399 transitions, 130162 flow [2025-03-15 01:41:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-03-15 01:41:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2025-03-15 01:41:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 7495 transitions. [2025-03-15 01:41:29,819 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7206730769230769 [2025-03-15 01:41:29,819 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 867 predicate places. [2025-03-15 01:41:29,819 INFO L471 AbstractCegarLoop]: Abstraction has has 1067 places, 3399 transitions, 130162 flow [2025-03-15 01:41:29,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:29,820 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:29,820 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:29,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-15 01:41:29,821 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:29,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:29,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1786880658, now seen corresponding path program 10 times [2025-03-15 01:41:29,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:29,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736058591] [2025-03-15 01:41:29,821 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:41:29,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:29,833 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:41:29,833 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:41:30,169 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 01:41:30,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:30,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736058591] [2025-03-15 01:41:30,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736058591] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:30,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:30,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:30,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756932941] [2025-03-15 01:41:30,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:30,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:30,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:30,170 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:30,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:30,171 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:30,173 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1067 places, 3399 transitions, 130162 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:30,173 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:30,173 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:30,173 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:41,948 INFO L124 PetriNetUnfolderBase]: 6444/36388 cut-off events. [2025-03-15 01:41:41,948 INFO L125 PetriNetUnfolderBase]: For 416569/877097 co-relation queries the response was YES. [2025-03-15 01:41:42,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 281173 conditions, 36388 events. 6444/36388 cut-off events. For 416569/877097 co-relation queries the response was YES. Maximal size of possible extension queue 1338. Compared 542183 event pairs, 1666 based on Foata normal form. 2339/35877 useless extension candidates. Maximal degree in co-relation 251219. Up to 10440 conditions per place. [2025-03-15 01:41:42,227 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1618 selfloop transitions, 910 changer transitions 981/3605 dead transitions. [2025-03-15 01:41:42,227 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1118 places, 3605 transitions, 145374 flow [2025-03-15 01:41:42,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-15 01:41:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2025-03-15 01:41:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 7798 transitions. [2025-03-15 01:41:42,232 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7209689349112426 [2025-03-15 01:41:42,232 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 918 predicate places. [2025-03-15 01:41:42,233 INFO L471 AbstractCegarLoop]: Abstraction has has 1118 places, 3605 transitions, 145374 flow [2025-03-15 01:41:42,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:42,233 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:42,233 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:42,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-15 01:41:42,233 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:42,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:42,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1710155478, now seen corresponding path program 11 times [2025-03-15 01:41:42,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:42,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733337615] [2025-03-15 01:41:42,235 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-15 01:41:42,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:42,258 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:41:42,258 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:41:42,930 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 01:41:42,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:42,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733337615] [2025-03-15 01:41:42,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733337615] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:42,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:42,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:42,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343747964] [2025-03-15 01:41:42,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:42,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:42,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:42,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:42,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:42,933 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:42,934 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1118 places, 3605 transitions, 145374 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:42,934 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:42,934 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:42,934 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:41:55,961 INFO L124 PetriNetUnfolderBase]: 6872/38846 cut-off events. [2025-03-15 01:41:55,961 INFO L125 PetriNetUnfolderBase]: For 514206/1278359 co-relation queries the response was YES. [2025-03-15 01:41:56,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 312743 conditions, 38846 events. 6872/38846 cut-off events. For 514206/1278359 co-relation queries the response was YES. Maximal size of possible extension queue 1419. Compared 585954 event pairs, 1728 based on Foata normal form. 1989/37784 useless extension candidates. Maximal degree in co-relation 280207. Up to 11367 conditions per place. [2025-03-15 01:41:56,277 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1827 selfloop transitions, 873 changer transitions 1022/3818 dead transitions. [2025-03-15 01:41:56,277 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1169 places, 3818 transitions, 161650 flow [2025-03-15 01:41:56,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-15 01:41:56,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2025-03-15 01:41:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 7792 transitions. [2025-03-15 01:41:56,280 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7204142011834319 [2025-03-15 01:41:56,280 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 969 predicate places. [2025-03-15 01:41:56,280 INFO L471 AbstractCegarLoop]: Abstraction has has 1169 places, 3818 transitions, 161650 flow [2025-03-15 01:41:56,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:56,280 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:41:56,280 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:41:56,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-15 01:41:56,281 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:41:56,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:41:56,281 INFO L85 PathProgramCache]: Analyzing trace with hash 171211630, now seen corresponding path program 12 times [2025-03-15 01:41:56,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:41:56,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557322138] [2025-03-15 01:41:56,281 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-15 01:41:56,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:41:56,295 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-15 01:41:56,295 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:41:57,003 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 01:41:57,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:41:57,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557322138] [2025-03-15 01:41:57,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557322138] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:41:57,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:41:57,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:41:57,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289817684] [2025-03-15 01:41:57,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:41:57,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:41:57,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:41:57,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:41:57,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:41:57,005 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:41:57,006 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1169 places, 3818 transitions, 161650 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:41:57,006 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:41:57,007 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:41:57,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:42:11,774 INFO L124 PetriNetUnfolderBase]: 7030/40135 cut-off events. [2025-03-15 01:42:11,775 INFO L125 PetriNetUnfolderBase]: For 541420/1237860 co-relation queries the response was YES. [2025-03-15 01:42:11,852 INFO L83 FinitePrefix]: Finished finitePrefix Result has 335114 conditions, 40135 events. 7030/40135 cut-off events. For 541420/1237860 co-relation queries the response was YES. Maximal size of possible extension queue 1493. Compared 610454 event pairs, 1826 based on Foata normal form. 1022/38022 useless extension candidates. Maximal degree in co-relation 299860. Up to 11725 conditions per place. [2025-03-15 01:42:12,103 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1855 selfloop transitions, 884 changer transitions 1072/3907 dead transitions. [2025-03-15 01:42:12,103 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1214 places, 3907 transitions, 173140 flow [2025-03-15 01:42:12,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-15 01:42:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2025-03-15 01:42:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 6897 transitions. [2025-03-15 01:42:12,107 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7208403010033445 [2025-03-15 01:42:12,107 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1014 predicate places. [2025-03-15 01:42:12,107 INFO L471 AbstractCegarLoop]: Abstraction has has 1214 places, 3907 transitions, 173140 flow [2025-03-15 01:42:12,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:12,108 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:42:12,108 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:42:12,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-15 01:42:12,108 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:42:12,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:42:12,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1045693378, now seen corresponding path program 8 times [2025-03-15 01:42:12,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:42:12,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001692472] [2025-03-15 01:42:12,109 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:42:12,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:42:12,124 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:42:12,124 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:42:12,663 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 01:42:12,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:42:12,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001692472] [2025-03-15 01:42:12,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001692472] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:42:12,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:42:12,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:42:12,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804784119] [2025-03-15 01:42:12,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:42:12,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:42:12,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:42:12,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:42:12,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:42:12,665 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:42:12,667 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1214 places, 3907 transitions, 173140 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:12,667 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:42:12,667 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:42:12,667 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:42:28,834 INFO L124 PetriNetUnfolderBase]: 7206/41574 cut-off events. [2025-03-15 01:42:28,834 INFO L125 PetriNetUnfolderBase]: For 672996/1655882 co-relation queries the response was YES. [2025-03-15 01:42:28,918 INFO L83 FinitePrefix]: Finished finitePrefix Result has 358725 conditions, 41574 events. 7206/41574 cut-off events. For 672996/1655882 co-relation queries the response was YES. Maximal size of possible extension queue 1542. Compared 636759 event pairs, 1898 based on Foata normal form. 2905/41210 useless extension candidates. Maximal degree in co-relation 320285. Up to 12103 conditions per place. [2025-03-15 01:42:29,179 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1568 selfloop transitions, 1230 changer transitions 1132/4026 dead transitions. [2025-03-15 01:42:29,179 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1265 places, 4026 transitions, 186422 flow [2025-03-15 01:42:29,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-15 01:42:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2025-03-15 01:42:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 7827 transitions. [2025-03-15 01:42:29,183 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7236501479289941 [2025-03-15 01:42:29,183 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1065 predicate places. [2025-03-15 01:42:29,183 INFO L471 AbstractCegarLoop]: Abstraction has has 1265 places, 4026 transitions, 186422 flow [2025-03-15 01:42:29,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:29,184 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:42:29,184 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:42:29,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-15 01:42:29,184 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:42:29,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:42:29,184 INFO L85 PathProgramCache]: Analyzing trace with hash -824873626, now seen corresponding path program 9 times [2025-03-15 01:42:29,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:42:29,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297915824] [2025-03-15 01:42:29,185 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:42:29,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:42:29,199 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:42:29,199 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:42:29,604 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 01:42:29,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:42:29,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297915824] [2025-03-15 01:42:29,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297915824] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:42:29,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:42:29,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:42:29,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533916355] [2025-03-15 01:42:29,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:42:29,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:42:29,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:42:29,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:42:29,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:42:29,606 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:42:29,607 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1265 places, 4026 transitions, 186422 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:29,607 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:42:29,607 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:42:29,607 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:42:47,863 INFO L124 PetriNetUnfolderBase]: 7400/43288 cut-off events. [2025-03-15 01:42:47,863 INFO L125 PetriNetUnfolderBase]: For 606201/883552 co-relation queries the response was YES. [2025-03-15 01:42:47,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 385587 conditions, 43288 events. 7400/43288 cut-off events. For 606201/883552 co-relation queries the response was YES. Maximal size of possible extension queue 1620. Compared 669838 event pairs, 2068 based on Foata normal form. 1274/41201 useless extension candidates. Maximal degree in co-relation 360960. Up to 12444 conditions per place. [2025-03-15 01:42:48,226 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1948 selfloop transitions, 899 changer transitions 1212/4155 dead transitions. [2025-03-15 01:42:48,226 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1314 places, 4155 transitions, 200692 flow [2025-03-15 01:42:48,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-03-15 01:42:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2025-03-15 01:42:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 7506 transitions. [2025-03-15 01:42:48,229 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7217307692307692 [2025-03-15 01:42:48,230 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1114 predicate places. [2025-03-15 01:42:48,230 INFO L471 AbstractCegarLoop]: Abstraction has has 1314 places, 4155 transitions, 200692 flow [2025-03-15 01:42:48,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:48,230 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:42:48,230 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:42:48,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-15 01:42:48,230 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:42:48,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:42:48,231 INFO L85 PathProgramCache]: Analyzing trace with hash 229116960, now seen corresponding path program 10 times [2025-03-15 01:42:48,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:42:48,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436253553] [2025-03-15 01:42:48,231 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:42:48,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:42:48,245 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:42:48,245 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:42:49,059 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 01:42:49,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:42:49,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436253553] [2025-03-15 01:42:49,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436253553] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:42:49,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:42:49,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:42:49,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507877940] [2025-03-15 01:42:49,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:42:49,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:42:49,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:42:49,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:42:49,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:42:49,061 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:42:49,062 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1314 places, 4155 transitions, 200692 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:42:49,062 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:42:49,062 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:42:49,062 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:43:10,592 INFO L124 PetriNetUnfolderBase]: 7544/45086 cut-off events. [2025-03-15 01:43:10,592 INFO L125 PetriNetUnfolderBase]: For 766533/1323763 co-relation queries the response was YES. [2025-03-15 01:43:10,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 410974 conditions, 45086 events. 7544/45086 cut-off events. For 766533/1323763 co-relation queries the response was YES. Maximal size of possible extension queue 1703. Compared 704883 event pairs, 2156 based on Foata normal form. 2167/43745 useless extension candidates. Maximal degree in co-relation 364049. Up to 12814 conditions per place. [2025-03-15 01:43:10,944 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1897 selfloop transitions, 964 changer transitions 1274/4231 dead transitions. [2025-03-15 01:43:10,944 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1361 places, 4231 transitions, 212724 flow [2025-03-15 01:43:10,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-03-15 01:43:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2025-03-15 01:43:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 7202 transitions. [2025-03-15 01:43:10,947 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7213541666666666 [2025-03-15 01:43:10,947 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1161 predicate places. [2025-03-15 01:43:10,947 INFO L471 AbstractCegarLoop]: Abstraction has has 1361 places, 4231 transitions, 212724 flow [2025-03-15 01:43:10,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:43:10,947 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:43:10,948 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:43:10,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-15 01:43:10,948 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:43:10,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:43:10,948 INFO L85 PathProgramCache]: Analyzing trace with hash -785756952, now seen corresponding path program 11 times [2025-03-15 01:43:10,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:43:10,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545153282] [2025-03-15 01:43:10,948 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-15 01:43:10,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:43:10,960 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:43:10,960 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:43:11,320 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 01:43:11,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:43:11,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545153282] [2025-03-15 01:43:11,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545153282] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:43:11,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:43:11,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:43:11,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448457685] [2025-03-15 01:43:11,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:43:11,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:43:11,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:43:11,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:43:11,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:43:11,322 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:43:11,323 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1361 places, 4231 transitions, 212724 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:43:11,323 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:43:11,323 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:43:11,323 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:43:34,076 INFO L124 PetriNetUnfolderBase]: 7858/46863 cut-off events. [2025-03-15 01:43:34,076 INFO L125 PetriNetUnfolderBase]: For 784744/1211234 co-relation queries the response was YES. [2025-03-15 01:43:34,177 INFO L83 FinitePrefix]: Finished finitePrefix Result has 444003 conditions, 46863 events. 7858/46863 cut-off events. For 784744/1211234 co-relation queries the response was YES. Maximal size of possible extension queue 1781. Compared 738049 event pairs, 2188 based on Foata normal form. 988/44229 useless extension candidates. Maximal degree in co-relation 415112. Up to 13392 conditions per place. [2025-03-15 01:43:34,501 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2116 selfloop transitions, 920 changer transitions 1340/4472 dead transitions. [2025-03-15 01:43:34,501 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1402 places, 4472 transitions, 233926 flow [2025-03-15 01:43:34,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-15 01:43:34,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2025-03-15 01:43:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 6322 transitions. [2025-03-15 01:43:34,504 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7236721611721612 [2025-03-15 01:43:34,504 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1202 predicate places. [2025-03-15 01:43:34,504 INFO L471 AbstractCegarLoop]: Abstraction has has 1402 places, 4472 transitions, 233926 flow [2025-03-15 01:43:34,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:43:34,505 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:43:34,505 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:43:34,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-15 01:43:34,505 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:43:34,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:43:34,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1149578694, now seen corresponding path program 13 times [2025-03-15 01:43:34,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:43:34,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139995068] [2025-03-15 01:43:34,505 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-15 01:43:34,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:43:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:43:35,068 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 01:43:35,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:43:35,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139995068] [2025-03-15 01:43:35,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139995068] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:43:35,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:43:35,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:43:35,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651431787] [2025-03-15 01:43:35,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:43:35,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:43:35,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:43:35,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:43:35,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:43:35,070 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:43:35,071 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1402 places, 4472 transitions, 233926 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:43:35,071 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:43:35,071 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:43:35,071 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:43:59,320 INFO L124 PetriNetUnfolderBase]: 8052/48879 cut-off events. [2025-03-15 01:43:59,321 INFO L125 PetriNetUnfolderBase]: For 917439/1599305 co-relation queries the response was YES. [2025-03-15 01:43:59,400 INFO L83 FinitePrefix]: Finished finitePrefix Result has 473660 conditions, 48879 events. 8052/48879 cut-off events. For 917439/1599305 co-relation queries the response was YES. Maximal size of possible extension queue 1861. Compared 777397 event pairs, 2336 based on Foata normal form. 981/46077 useless extension candidates. Maximal degree in co-relation 418517. Up to 14207 conditions per place. [2025-03-15 01:43:59,724 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2171 selfloop transitions, 889 changer transitions 1396/4552 dead transitions. [2025-03-15 01:43:59,725 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1435 places, 4552 transitions, 247118 flow [2025-03-15 01:43:59,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-03-15 01:43:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2025-03-15 01:43:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 5127 transitions. [2025-03-15 01:43:59,727 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7249717194570136 [2025-03-15 01:43:59,727 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1235 predicate places. [2025-03-15 01:43:59,727 INFO L471 AbstractCegarLoop]: Abstraction has has 1435 places, 4552 transitions, 247118 flow [2025-03-15 01:43:59,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:43:59,727 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:43:59,728 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:43:59,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-15 01:43:59,728 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:43:59,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:43:59,728 INFO L85 PathProgramCache]: Analyzing trace with hash 856904897, now seen corresponding path program 1 times [2025-03-15 01:43:59,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:43:59,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322318828] [2025-03-15 01:43:59,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:43:59,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:43:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:44:00,207 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 01:44:00,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:44:00,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322318828] [2025-03-15 01:44:00,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322318828] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:44:00,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:44:00,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:44:00,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828752168] [2025-03-15 01:44:00,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:44:00,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:44:00,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:44:00,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:44:00,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:44:00,209 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:44:00,210 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1435 places, 4552 transitions, 247118 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:44:00,210 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:44:00,210 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:44:00,210 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:44:30,735 INFO L124 PetriNetUnfolderBase]: 8272/50854 cut-off events. [2025-03-15 01:44:30,736 INFO L125 PetriNetUnfolderBase]: For 992584/1555515 co-relation queries the response was YES. [2025-03-15 01:44:30,840 INFO L83 FinitePrefix]: Finished finitePrefix Result has 505655 conditions, 50854 events. 8272/50854 cut-off events. For 992584/1555515 co-relation queries the response was YES. Maximal size of possible extension queue 1958. Compared 815770 event pairs, 2522 based on Foata normal form. 1003/47907 useless extension candidates. Maximal degree in co-relation 472180. Up to 14715 conditions per place. [2025-03-15 01:44:31,206 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2190 selfloop transitions, 900 changer transitions 1446/4632 dead transitions. [2025-03-15 01:44:31,207 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1468 places, 4632 transitions, 260630 flow [2025-03-15 01:44:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-03-15 01:44:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2025-03-15 01:44:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 5125 transitions. [2025-03-15 01:44:31,210 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7246889140271493 [2025-03-15 01:44:31,211 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1268 predicate places. [2025-03-15 01:44:31,211 INFO L471 AbstractCegarLoop]: Abstraction has has 1468 places, 4632 transitions, 260630 flow [2025-03-15 01:44:31,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:44:31,211 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:44:31,211 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:44:31,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-15 01:44:31,212 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:44:31,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:44:31,212 INFO L85 PathProgramCache]: Analyzing trace with hash 38432866, now seen corresponding path program 12 times [2025-03-15 01:44:31,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:44:31,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87380615] [2025-03-15 01:44:31,213 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-15 01:44:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:44:31,229 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-15 01:44:31,230 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:44:31,581 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 01:44:31,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:44:31,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87380615] [2025-03-15 01:44:31,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87380615] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:44:31,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:44:31,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-15 01:44:31,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387116913] [2025-03-15 01:44:31,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:44:31,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-15 01:44:31,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:44:31,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-15 01:44:31,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-15 01:44:31,583 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:44:31,583 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1468 places, 4632 transitions, 260630 flow. Second operand has 11 states, 11 states have (on average 146.63636363636363) internal successors, (1613), 11 states have internal predecessors, (1613), 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 01:44:31,583 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:44:31,583 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:44:31,583 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:45:03,052 INFO L124 PetriNetUnfolderBase]: 8430/51704 cut-off events. [2025-03-15 01:45:03,053 INFO L125 PetriNetUnfolderBase]: For 1149251/2026428 co-relation queries the response was YES. [2025-03-15 01:45:03,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 531547 conditions, 51704 events. 8430/51704 cut-off events. For 1149251/2026428 co-relation queries the response was YES. Maximal size of possible extension queue 1984. Compared 830923 event pairs, 2490 based on Foata normal form. 3824/51510 useless extension candidates. Maximal degree in co-relation 467995. Up to 15017 conditions per place. [2025-03-15 01:45:03,551 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1407 selfloop transitions, 1750 changer transitions 1470/4723 dead transitions. [2025-03-15 01:45:03,551 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1545 places, 4723 transitions, 275090 flow [2025-03-15 01:45:03,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2025-03-15 01:45:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2025-03-15 01:45:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 11605 transitions. [2025-03-15 01:45:03,555 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7152983234714004 [2025-03-15 01:45:03,556 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1345 predicate places. [2025-03-15 01:45:03,556 INFO L471 AbstractCegarLoop]: Abstraction has has 1545 places, 4723 transitions, 275090 flow [2025-03-15 01:45:03,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 146.63636363636363) internal successors, (1613), 11 states have internal predecessors, (1613), 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 01:45:03,556 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:45:03,556 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:45:03,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2025-03-15 01:45:03,556 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:45:03,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:45:03,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1087681742, now seen corresponding path program 14 times [2025-03-15 01:45:03,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:45:03,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741702724] [2025-03-15 01:45:03,557 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:45:03,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:45:03,568 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:45:03,568 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:45:04,035 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 01:45:04,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:45:04,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741702724] [2025-03-15 01:45:04,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741702724] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:45:04,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:45:04,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:45:04,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729120937] [2025-03-15 01:45:04,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:45:04,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:45:04,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:45:04,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:45:04,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:45:04,037 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:45:04,038 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1545 places, 4723 transitions, 275090 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:45:04,038 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:45:04,038 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:45:04,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:45:39,876 INFO L124 PetriNetUnfolderBase]: 8654/53027 cut-off events. [2025-03-15 01:45:39,877 INFO L125 PetriNetUnfolderBase]: For 1243992/2276929 co-relation queries the response was YES. [2025-03-15 01:45:39,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 562086 conditions, 53027 events. 8654/53027 cut-off events. For 1243992/2276929 co-relation queries the response was YES. Maximal size of possible extension queue 2026. Compared 854096 event pairs, 2538 based on Foata normal form. 4231/53142 useless extension candidates. Maximal degree in co-relation 495163. Up to 15403 conditions per place. [2025-03-15 01:45:40,596 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1897 selfloop transitions, 1398 changer transitions 1515/4906 dead transitions. [2025-03-15 01:45:40,596 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1592 places, 4906 transitions, 295568 flow [2025-03-15 01:45:40,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-03-15 01:45:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2025-03-15 01:45:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 7227 transitions. [2025-03-15 01:45:40,599 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7238581730769231 [2025-03-15 01:45:40,599 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1392 predicate places. [2025-03-15 01:45:40,599 INFO L471 AbstractCegarLoop]: Abstraction has has 1592 places, 4906 transitions, 295568 flow [2025-03-15 01:45:40,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:45:40,600 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:45:40,600 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:45:40,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2025-03-15 01:45:40,600 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:45:40,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:45:40,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1226012708, now seen corresponding path program 13 times [2025-03-15 01:45:40,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:45:40,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977767392] [2025-03-15 01:45:40,601 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-15 01:45:40,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:45:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:45:41,080 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 01:45:41,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:45:41,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977767392] [2025-03-15 01:45:41,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977767392] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:45:41,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:45:41,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:45:41,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097676577] [2025-03-15 01:45:41,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:45:41,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:45:41,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:45:41,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:45:41,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:45:41,082 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:45:41,083 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1592 places, 4906 transitions, 295568 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:45:41,083 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:45:41,083 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:45:41,083 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:46:20,237 INFO L124 PetriNetUnfolderBase]: 8804/53915 cut-off events. [2025-03-15 01:46:20,238 INFO L125 PetriNetUnfolderBase]: For 1249892/1880328 co-relation queries the response was YES. [2025-03-15 01:46:20,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 589723 conditions, 53915 events. 8804/53915 cut-off events. For 1249892/1880328 co-relation queries the response was YES. Maximal size of possible extension queue 2075. Compared 870443 event pairs, 2596 based on Foata normal form. 6844/56579 useless extension candidates. Maximal degree in co-relation 518945. Up to 15717 conditions per place. [2025-03-15 01:46:20,765 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 1486 selfloop transitions, 1865 changer transitions 1557/5004 dead transitions. [2025-03-15 01:46:20,765 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1677 places, 5004 transitions, 311398 flow [2025-03-15 01:46:20,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2025-03-15 01:46:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2025-03-15 01:46:20,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 12778 transitions. [2025-03-15 01:46:20,770 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7143336314847942 [2025-03-15 01:46:20,770 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1477 predicate places. [2025-03-15 01:46:20,770 INFO L471 AbstractCegarLoop]: Abstraction has has 1677 places, 5004 transitions, 311398 flow [2025-03-15 01:46:20,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:46:20,771 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:46:20,771 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:46:20,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2025-03-15 01:46:20,771 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:46:20,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:46:20,771 INFO L85 PathProgramCache]: Analyzing trace with hash 558336704, now seen corresponding path program 14 times [2025-03-15 01:46:20,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:46:20,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057628633] [2025-03-15 01:46:20,771 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:46:20,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:46:20,783 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:46:20,784 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:46:21,247 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 01:46:21,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:46:21,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057628633] [2025-03-15 01:46:21,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057628633] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:46:21,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:46:21,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:46:21,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26627519] [2025-03-15 01:46:21,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:46:21,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:46:21,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:46:21,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:46:21,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:46:21,249 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:46:21,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1677 places, 5004 transitions, 311398 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:46:21,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:46:21,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:46:21,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:46:58,668 INFO L124 PetriNetUnfolderBase]: 9024/55701 cut-off events. [2025-03-15 01:46:58,668 INFO L125 PetriNetUnfolderBase]: For 1415575/2030936 co-relation queries the response was YES. [2025-03-15 01:46:58,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 623818 conditions, 55701 events. 9024/55701 cut-off events. For 1415575/2030936 co-relation queries the response was YES. Maximal size of possible extension queue 2139. Compared 904673 event pairs, 2654 based on Foata normal form. 2489/53859 useless extension candidates. Maximal degree in co-relation 547910. Up to 16185 conditions per place. [2025-03-15 01:46:59,189 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2096 selfloop transitions, 1308 changer transitions 1604/5104 dead transitions. [2025-03-15 01:46:59,189 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1714 places, 5104 transitions, 327764 flow [2025-03-15 01:46:59,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-15 01:46:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2025-03-15 01:46:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 5745 transitions. [2025-03-15 01:46:59,192 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7268471659919028 [2025-03-15 01:46:59,193 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1514 predicate places. [2025-03-15 01:46:59,193 INFO L471 AbstractCegarLoop]: Abstraction has has 1714 places, 5104 transitions, 327764 flow [2025-03-15 01:46:59,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:46:59,193 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:46:59,193 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:46:59,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2025-03-15 01:46:59,194 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:46:59,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:46:59,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1600918498, now seen corresponding path program 15 times [2025-03-15 01:46:59,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:46:59,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372465303] [2025-03-15 01:46:59,194 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:46:59,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:46:59,205 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:46:59,205 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:46:59,659 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 01:46:59,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:46:59,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372465303] [2025-03-15 01:46:59,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372465303] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:46:59,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:46:59,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:46:59,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355566022] [2025-03-15 01:46:59,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:46:59,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:46:59,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:46:59,660 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:46:59,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:46:59,660 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:46:59,661 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1714 places, 5104 transitions, 327764 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:46:59,661 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:46:59,661 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:46:59,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:47:42,904 INFO L124 PetriNetUnfolderBase]: 9090/56417 cut-off events. [2025-03-15 01:47:42,904 INFO L125 PetriNetUnfolderBase]: For 1498196/2302491 co-relation queries the response was YES. [2025-03-15 01:47:43,010 INFO L83 FinitePrefix]: Finished finitePrefix Result has 648480 conditions, 56417 events. 9090/56417 cut-off events. For 1498196/2302491 co-relation queries the response was YES. Maximal size of possible extension queue 2176. Compared 919436 event pairs, 2710 based on Foata normal form. 2028/54080 useless extension candidates. Maximal degree in co-relation 568629. Up to 16371 conditions per place. [2025-03-15 01:47:43,609 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2095 selfloop transitions, 1314 changer transitions 1644/5149 dead transitions. [2025-03-15 01:47:43,609 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1751 places, 5149 transitions, 340790 flow [2025-03-15 01:47:43,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-15 01:47:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2025-03-15 01:47:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 5744 transitions. [2025-03-15 01:47:43,612 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7267206477732794 [2025-03-15 01:47:43,613 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1551 predicate places. [2025-03-15 01:47:43,613 INFO L471 AbstractCegarLoop]: Abstraction has has 1751 places, 5149 transitions, 340790 flow [2025-03-15 01:47:43,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:47:43,614 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:47:43,614 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:47:43,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2025-03-15 01:47:43,614 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:47:43,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:47:43,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1347845601, now seen corresponding path program 2 times [2025-03-15 01:47:43,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:47:43,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880254251] [2025-03-15 01:47:43,615 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:47:43,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:47:43,630 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:47:43,630 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:47:43,968 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 01:47:43,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:47:43,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880254251] [2025-03-15 01:47:43,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880254251] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:47:43,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:47:43,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:47:43,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79220893] [2025-03-15 01:47:43,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:47:43,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:47:43,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:47:43,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:47:43,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:47:43,971 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:47:43,973 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1751 places, 5149 transitions, 340790 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:47:43,974 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:47:43,974 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:47:43,974 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:48:26,794 INFO L124 PetriNetUnfolderBase]: 9346/57513 cut-off events. [2025-03-15 01:48:26,794 INFO L125 PetriNetUnfolderBase]: For 1716195/3151019 co-relation queries the response was YES. [2025-03-15 01:48:26,901 INFO L83 FinitePrefix]: Finished finitePrefix Result has 682657 conditions, 57513 events. 9346/57513 cut-off events. For 1716195/3151019 co-relation queries the response was YES. Maximal size of possible extension queue 2220. Compared 938193 event pairs, 2730 based on Foata normal form. 3823/56865 useless extension candidates. Maximal degree in co-relation 599560. Up to 16753 conditions per place. [2025-03-15 01:48:27,390 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2074 selfloop transitions, 1514 changer transitions 1671/5355 dead transitions. [2025-03-15 01:48:27,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1804 places, 5355 transitions, 365140 flow [2025-03-15 01:48:27,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-03-15 01:48:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2025-03-15 01:48:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 8121 transitions. [2025-03-15 01:48:27,394 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7230235042735043 [2025-03-15 01:48:27,394 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1604 predicate places. [2025-03-15 01:48:27,394 INFO L471 AbstractCegarLoop]: Abstraction has has 1804 places, 5355 transitions, 365140 flow [2025-03-15 01:48:27,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:48:27,395 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:48:27,395 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:48:27,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2025-03-15 01:48:27,395 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:48:27,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:48:27,396 INFO L85 PathProgramCache]: Analyzing trace with hash 331293856, now seen corresponding path program 16 times [2025-03-15 01:48:27,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:48:27,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108716894] [2025-03-15 01:48:27,396 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:48:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:48:27,409 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:48:27,409 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:48:27,744 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 01:48:27,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:48:27,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108716894] [2025-03-15 01:48:27,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108716894] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:48:27,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:48:27,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:48:27,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887367249] [2025-03-15 01:48:27,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:48:27,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:48:27,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:48:27,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:48:27,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:48:27,746 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:48:27,746 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1804 places, 5355 transitions, 365140 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:48:27,746 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:48:27,746 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:48:27,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:49:15,662 INFO L124 PetriNetUnfolderBase]: 9498/58797 cut-off events. [2025-03-15 01:49:15,662 INFO L125 PetriNetUnfolderBase]: For 1628795/2028900 co-relation queries the response was YES. [2025-03-15 01:49:15,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 715117 conditions, 58797 events. 9498/58797 cut-off events. For 1628795/2028900 co-relation queries the response was YES. Maximal size of possible extension queue 2294. Compared 964473 event pairs, 2914 based on Foata normal form. 1620/55861 useless extension candidates. Maximal degree in co-relation 667880. Up to 17296 conditions per place. [2025-03-15 01:49:16,252 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2491 selfloop transitions, 1115 changer transitions 1716/5418 dead transitions. [2025-03-15 01:49:16,252 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1845 places, 5418 transitions, 380148 flow [2025-03-15 01:49:16,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-15 01:49:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2025-03-15 01:49:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 6314 transitions. [2025-03-15 01:49:16,254 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7227564102564102 [2025-03-15 01:49:16,255 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1645 predicate places. [2025-03-15 01:49:16,255 INFO L471 AbstractCegarLoop]: Abstraction has has 1845 places, 5418 transitions, 380148 flow [2025-03-15 01:49:16,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:49:16,255 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:49:16,255 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:49:16,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2025-03-15 01:49:16,255 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:49:16,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:49:16,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1757258273, now seen corresponding path program 3 times [2025-03-15 01:49:16,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:49:16,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911094190] [2025-03-15 01:49:16,256 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:49:16,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:49:16,268 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:49:16,268 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:49:16,767 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 01:49:16,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:49:16,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911094190] [2025-03-15 01:49:16,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911094190] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:49:16,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:49:16,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:49:16,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103830642] [2025-03-15 01:49:16,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:49:16,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:49:16,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:49:16,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:49:16,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:49:16,768 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:49:16,769 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1845 places, 5418 transitions, 380148 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:49:16,769 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:49:16,769 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:49:16,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:50:05,688 INFO L124 PetriNetUnfolderBase]: 9734/60018 cut-off events. [2025-03-15 01:50:05,689 INFO L125 PetriNetUnfolderBase]: For 1992133/3013462 co-relation queries the response was YES. [2025-03-15 01:50:05,803 INFO L83 FinitePrefix]: Finished finitePrefix Result has 750055 conditions, 60018 events. 9734/60018 cut-off events. For 1992133/3013462 co-relation queries the response was YES. Maximal size of possible extension queue 2311. Compared 985370 event pairs, 2852 based on Foata normal form. 4429/59776 useless extension candidates. Maximal degree in co-relation 658164. Up to 17661 conditions per place. [2025-03-15 01:50:06,297 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2157 selfloop transitions, 1608 changer transitions 1743/5604 dead transitions. [2025-03-15 01:50:06,297 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1902 places, 5604 transitions, 404404 flow [2025-03-15 01:50:06,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-15 01:50:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2025-03-15 01:50:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 8698 transitions. [2025-03-15 01:50:06,300 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7209880636604774 [2025-03-15 01:50:06,300 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1702 predicate places. [2025-03-15 01:50:06,300 INFO L471 AbstractCegarLoop]: Abstraction has has 1902 places, 5604 transitions, 404404 flow [2025-03-15 01:50:06,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:50:06,300 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:50:06,300 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:50:06,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2025-03-15 01:50:06,301 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:50:06,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:50:06,301 INFO L85 PathProgramCache]: Analyzing trace with hash 2025217283, now seen corresponding path program 4 times [2025-03-15 01:50:06,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:50:06,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146477409] [2025-03-15 01:50:06,301 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-15 01:50:06,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:50:06,312 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2025-03-15 01:50:06,312 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:50:06,650 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 01:50:06,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:50:06,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146477409] [2025-03-15 01:50:06,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146477409] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:50:06,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:50:06,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:50:06,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37047697] [2025-03-15 01:50:06,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:50:06,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:50:06,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:50:06,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:50:06,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:50:06,652 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:50:06,652 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1902 places, 5604 transitions, 404404 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:50:06,652 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:50:06,652 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:50:06,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:51:03,528 INFO L124 PetriNetUnfolderBase]: 9906/60638 cut-off events. [2025-03-15 01:51:03,529 INFO L125 PetriNetUnfolderBase]: For 2071017/3159187 co-relation queries the response was YES. [2025-03-15 01:51:03,638 INFO L83 FinitePrefix]: Finished finitePrefix Result has 781718 conditions, 60638 events. 9906/60638 cut-off events. For 2071017/3159187 co-relation queries the response was YES. Maximal size of possible extension queue 2339. Compared 996616 event pairs, 2902 based on Foata normal form. 4220/60164 useless extension candidates. Maximal degree in co-relation 686389. Up to 17974 conditions per place. [2025-03-15 01:51:04,162 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2235 selfloop transitions, 1629 changer transitions 1770/5730 dead transitions. [2025-03-15 01:51:04,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1957 places, 5730 transitions, 424924 flow [2025-03-15 01:51:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2025-03-15 01:51:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2025-03-15 01:51:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 8415 transitions. [2025-03-15 01:51:04,165 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7224416208791209 [2025-03-15 01:51:04,166 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1757 predicate places. [2025-03-15 01:51:04,166 INFO L471 AbstractCegarLoop]: Abstraction has has 1957 places, 5730 transitions, 424924 flow [2025-03-15 01:51:04,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:51:04,166 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:51:04,166 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:51:04,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2025-03-15 01:51:04,166 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:51:04,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:51:04,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1627099843, now seen corresponding path program 2 times [2025-03-15 01:51:04,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:51:04,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244887247] [2025-03-15 01:51:04,167 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-15 01:51:04,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:51:04,302 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:51:04,302 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:51:04,751 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 01:51:04,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:51:04,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244887247] [2025-03-15 01:51:04,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244887247] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:51:04,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:51:04,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:51:04,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659169518] [2025-03-15 01:51:04,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:51:04,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:51:04,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:51:04,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:51:04,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:51:04,753 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:51:04,753 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1957 places, 5730 transitions, 424924 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:51:04,753 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:51:04,753 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:51:04,754 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:52:07,340 INFO L124 PetriNetUnfolderBase]: 10314/63868 cut-off events. [2025-03-15 01:52:07,340 INFO L125 PetriNetUnfolderBase]: For 2086927/2594461 co-relation queries the response was YES. [2025-03-15 01:52:07,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 838526 conditions, 63868 events. 10314/63868 cut-off events. For 2086927/2594461 co-relation queries the response was YES. Maximal size of possible extension queue 2483. Compared 1061021 event pairs, 3076 based on Foata normal form. 2224/61154 useless extension candidates. Maximal degree in co-relation 783570. Up to 18683 conditions per place. [2025-03-15 01:52:08,092 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2693 selfloop transitions, 1261 changer transitions 1861/5911 dead transitions. [2025-03-15 01:52:08,092 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2014 places, 5911 transitions, 450276 flow [2025-03-15 01:52:08,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-15 01:52:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2025-03-15 01:52:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 8677 transitions. [2025-03-15 01:52:08,095 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7192473474801061 [2025-03-15 01:52:08,096 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1814 predicate places. [2025-03-15 01:52:08,096 INFO L471 AbstractCegarLoop]: Abstraction has has 2014 places, 5911 transitions, 450276 flow [2025-03-15 01:52:08,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:52:08,096 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:52:08,096 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:52:08,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2025-03-15 01:52:08,096 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:52:08,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:52:08,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1357761411, now seen corresponding path program 3 times [2025-03-15 01:52:08,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:52:08,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931388158] [2025-03-15 01:52:08,097 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-15 01:52:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:52:08,112 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-15 01:52:08,112 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:52:08,560 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 01:52:08,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:52:08,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931388158] [2025-03-15 01:52:08,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931388158] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:52:08,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:52:08,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:52:08,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393539395] [2025-03-15 01:52:08,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:52:08,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:52:08,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:52:08,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:52:08,561 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:52:08,561 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:52:08,562 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2014 places, 5911 transitions, 450276 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:52:08,562 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:52:08,562 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:52:08,562 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:53:14,240 INFO L124 PetriNetUnfolderBase]: 10494/65865 cut-off events. [2025-03-15 01:53:14,241 INFO L125 PetriNetUnfolderBase]: For 2679330/4482699 co-relation queries the response was YES. [2025-03-15 01:53:14,376 INFO L83 FinitePrefix]: Finished finitePrefix Result has 877581 conditions, 65865 events. 10494/65865 cut-off events. For 2679330/4482699 co-relation queries the response was YES. Maximal size of possible extension queue 2560. Compared 1101636 event pairs, 3212 based on Foata normal form. 2479/63233 useless extension candidates. Maximal degree in co-relation 765889. Up to 19105 conditions per place. [2025-03-15 01:53:15,157 INFO L140 encePairwiseOnDemand]: 187/208 looper letters, 2736 selfloop transitions, 1258 changer transitions 1924/6014 dead transitions. [2025-03-15 01:53:15,157 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2061 places, 6014 transitions, 470104 flow [2025-03-15 01:53:15,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-03-15 01:53:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2025-03-15 01:53:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 7202 transitions. [2025-03-15 01:53:15,160 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7213541666666666 [2025-03-15 01:53:15,160 INFO L298 CegarLoopForPetriNet]: 200 programPoint places, 1861 predicate places. [2025-03-15 01:53:15,160 INFO L471 AbstractCegarLoop]: Abstraction has has 2061 places, 6014 transitions, 470104 flow [2025-03-15 01:53:15,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:53:15,160 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:53:15,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:53:15,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2025-03-15 01:53:15,161 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 01:53:15,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:53:15,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1208531843, now seen corresponding path program 5 times [2025-03-15 01:53:15,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:53:15,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738349393] [2025-03-15 01:53:15,161 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-15 01:53:15,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:53:15,172 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-15 01:53:15,172 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2025-03-15 01:53:15,487 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 01:53:15,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:53:15,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738349393] [2025-03-15 01:53:15,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738349393] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:53:15,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:53:15,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-15 01:53:15,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680964137] [2025-03-15 01:53:15,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:53:15,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-15 01:53:15,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:53:15,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-15 01:53:15,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-15 01:53:15,489 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 144 out of 208 [2025-03-15 01:53:15,489 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2061 places, 6014 transitions, 470104 flow. Second operand has 12 states, 12 states have (on average 146.41666666666666) internal successors, (1757), 12 states have internal predecessors, (1757), 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 01:53:15,489 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:53:15,489 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 144 of 208 [2025-03-15 01:53:15,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2025-03-15 01:53:31,693 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-03-15 01:53:31,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-15 01:53:31,709 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-03-15 01:53:31,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2025-03-15 01:53:31,710 WARN L596 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (12states, 144/208 universal loopers) in iteration 40,while PetriNetUnfolder was constructing finite prefix that currently has 256871 conditions, 7958 events (3459/7957 cut-off events. For 855872/2430414 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 93273 event pairs, 42 based on Foata normal form. 1471/10316 useless extension candidates. Maximal degree in co-relation 256039. Up to 5049 conditions per place.). [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-03-15 01:53:31,711 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-03-15 01:53:31,711 INFO L422 BasicCegarLoop]: Path program histogram: [16, 14, 5, 3, 1, 1] [2025-03-15 01:53:31,717 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 01:53:31,717 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 01:53:31,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 01:53:31 BasicIcfg [2025-03-15 01:53:31,721 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 01:53:31,722 INFO L158 Benchmark]: Toolchain (without parser) took 814345.58ms. Allocated memory was 71.3MB in the beginning and 5.9GB in the end (delta: 5.8GB). Free memory was 41.4MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. [2025-03-15 01:53:31,722 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 01:53:31,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.15ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 33.5MB in the end (delta: 7.8MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. [2025-03-15 01:53:31,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.01ms. Allocated memory is still 71.3MB. Free memory was 33.5MB in the beginning and 30.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 01:53:31,722 INFO L158 Benchmark]: Boogie Preprocessor took 40.84ms. Allocated memory is still 71.3MB. Free memory was 30.9MB in the beginning and 28.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 01:53:31,723 INFO L158 Benchmark]: RCFGBuilder took 540.30ms. Allocated memory is still 71.3MB. Free memory was 28.6MB in the beginning and 23.7MB in the end (delta: 4.9MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB. [2025-03-15 01:53:31,723 INFO L158 Benchmark]: TraceAbstraction took 813138.18ms. Allocated memory was 71.3MB in the beginning and 5.9GB in the end (delta: 5.8GB). Free memory was 22.8MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. [2025-03-15 01:53:31,724 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 567.15ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 33.5MB in the end (delta: 7.8MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.01ms. Allocated memory is still 71.3MB. Free memory was 33.5MB in the beginning and 30.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.84ms. Allocated memory is still 71.3MB. Free memory was 30.9MB in the beginning and 28.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 540.30ms. Allocated memory is still 71.3MB. Free memory was 28.6MB in the beginning and 23.7MB in the end (delta: 4.9MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB. * TraceAbstraction took 813138.18ms. Allocated memory was 71.3MB in the beginning and 5.9GB in the end (delta: 5.8GB). Free memory was 22.8MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 3914]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (12states, 144/208 universal loopers) in iteration 40,while PetriNetUnfolder was constructing finite prefix that currently has 256871 conditions, 7958 events (3459/7957 cut-off events. For 855872/2430414 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 93273 event pairs, 42 based on Foata normal form. 1471/10316 useless extension candidates. Maximal degree in co-relation 256039. Up to 5049 conditions per place.). - TimeoutResultAtElement [Line: 3934]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (12states, 144/208 universal loopers) in iteration 40,while PetriNetUnfolder was constructing finite prefix that currently has 256871 conditions, 7958 events (3459/7957 cut-off events. For 855872/2430414 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 93273 event pairs, 42 based on Foata normal form. 1471/10316 useless extension candidates. Maximal degree in co-relation 256039. Up to 5049 conditions per place.). - TimeoutResultAtElement [Line: 3933]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (12states, 144/208 universal loopers) in iteration 40,while PetriNetUnfolder was constructing finite prefix that currently has 256871 conditions, 7958 events (3459/7957 cut-off events. For 855872/2430414 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 93273 event pairs, 42 based on Foata normal form. 1471/10316 useless extension candidates. Maximal degree in co-relation 256039. Up to 5049 conditions per place.). - TimeoutResultAtElement [Line: 3914]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (12states, 144/208 universal loopers) in iteration 40,while PetriNetUnfolder was constructing finite prefix that currently has 256871 conditions, 7958 events (3459/7957 cut-off events. For 855872/2430414 co-relation queries the response was YES. Maximal size of possible extension queue 1500. Compared 93273 event pairs, 42 based on Foata normal form. 1471/10316 useless extension candidates. Maximal degree in co-relation 256039. Up to 5049 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 211 locations, 8 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: 813.0s, OverallIterations: 40, TraceHistogramMax: 1, PathProgramHistogramMax: 16, EmptinessCheckTime: 0.0s, AutomataDifference: 791.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6883 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6883 mSDsluCounter, 14644 SdHoareTripleChecker+Invalid, 14.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12134 mSDsCounter, 483 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30939 IncrementalHoareTripleChecker+Invalid, 31422 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 483 mSolverCounterUnsat, 2510 mSDtfsCounter, 30939 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2089 GetRequests, 73 SyntacticMatches, 9 SemanticMatches, 2007 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33203 ImplicationChecksByTransitivity, 27.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=470104occurred in iteration=39, InterpolantAutomatonStates: 1920, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 20.8s InterpolantComputationTime, 3058 NumberOfCodeBlocks, 3058 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 3018 ConstructedInterpolants, 0 QuantifiedInterpolants, 22634 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 40 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown