/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/pthread-wmm/mix032.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 01:37:34,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 01:37:34,992 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 01:37:35,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 01:37:35,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 01:37:35,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 01:37:35,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 01:37:35,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 01:37:35,032 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 01:37:35,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 01:37:35,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 01:37:35,033 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:37:35,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 01:37:35,034 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 01:37:35,034 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 01:37:35,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 01:37:35,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 01:37:35,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 01:37:35,260 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 01:37:35,260 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 01:37:35,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032.opt.i [2025-03-15 01:37:36,461 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438801dfb/19c37593b33c4766825262887bec927c/FLAG8ef000ce5 [2025-03-15 01:37:36,728 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 01:37:36,729 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032.opt.i [2025-03-15 01:37:36,744 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438801dfb/19c37593b33c4766825262887bec927c/FLAG8ef000ce5 [2025-03-15 01:37:36,758 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438801dfb/19c37593b33c4766825262887bec927c [2025-03-15 01:37:36,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 01:37:36,763 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 01:37:36,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 01:37:36,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 01:37:36,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 01:37:36,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:37:36" (1/1) ... [2025-03-15 01:37:36,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602fc9d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:36, skipping insertion in model container [2025-03-15 01:37:36,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:37:36" (1/1) ... [2025-03-15 01:37:36,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 01:37:37,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:37:37,100 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 01:37:37,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:37:37,180 INFO L204 MainTranslator]: Completed translation [2025-03-15 01:37:37,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37 WrapperNode [2025-03-15 01:37:37,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 01:37:37,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 01:37:37,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 01:37:37,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 01:37:37,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,201 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,244 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 132 [2025-03-15 01:37:37,244 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 01:37:37,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 01:37:37,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 01:37:37,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 01:37:37,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,258 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 01:37:37,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 01:37:37,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 01:37:37,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 01:37:37,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (1/1) ... [2025-03-15 01:37:37,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:37:37,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 01:37:37,305 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 01:37:37,307 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 01:37:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2025-03-15 01:37:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2025-03-15 01:37:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2025-03-15 01:37:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-15 01:37:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 01:37:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 01:37:37,328 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 01:37:37,438 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 01:37:37,439 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 01:37:37,672 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 01:37:37,672 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 01:37:37,798 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 01:37:37,798 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 01:37:37,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:37:37 BoogieIcfgContainer [2025-03-15 01:37:37,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 01:37:37,800 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 01:37:37,800 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 01:37:37,805 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 01:37:37,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 01:37:36" (1/3) ... [2025-03-15 01:37:37,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d59670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:37:37, skipping insertion in model container [2025-03-15 01:37:37,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:37:37" (2/3) ... [2025-03-15 01:37:37,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d59670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:37:37, skipping insertion in model container [2025-03-15 01:37:37,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:37:37" (3/3) ... [2025-03-15 01:37:37,808 INFO L128 eAbstractionObserver]: Analyzing ICFG mix032.opt.i [2025-03-15 01:37:37,818 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 01:37:37,820 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG mix032.opt.i that has 4 procedures, 120 locations, 1 initial locations, 0 loop locations, and 6 error locations. [2025-03-15 01:37:37,820 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 01:37:37,872 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-15 01:37:37,905 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 01:37:37,916 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;@50fbba24, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 01:37:37,916 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2025-03-15 01:37:37,948 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 01:37:37,948 INFO L124 PetriNetUnfolderBase]: 0/53 cut-off events. [2025-03-15 01:37:37,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 01:37:37,951 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:37:37,951 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 01:37:37,952 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2025-03-15 01:37:37,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:37:37,956 INFO L85 PathProgramCache]: Analyzing trace with hash -862605837, now seen corresponding path program 1 times [2025-03-15 01:37:37,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:37:37,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740060448] [2025-03-15 01:37:37,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:37:37,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:37:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:37:38,203 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 01:37:38,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:37:38,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740060448] [2025-03-15 01:37:38,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740060448] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:37:38,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:37:38,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 01:37:38,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116915639] [2025-03-15 01:37:38,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:37:38,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 01:37:38,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:37:38,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 01:37:38,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 01:37:38,233 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 122 [2025-03-15 01:37:38,236 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 01:37:38,236 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:37:38,236 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 122 [2025-03-15 01:37:38,237 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:37:38,502 INFO L124 PetriNetUnfolderBase]: 319/804 cut-off events. [2025-03-15 01:37:38,503 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2025-03-15 01:37:38,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1365 conditions, 804 events. 319/804 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 5188 event pairs, 169 based on Foata normal form. 175/801 useless extension candidates. Maximal degree in co-relation 1312. Up to 492 conditions per place. [2025-03-15 01:37:38,514 INFO L140 encePairwiseOnDemand]: 109/122 looper letters, 24 selfloop transitions, 4 changer transitions 0/124 dead transitions. [2025-03-15 01:37:38,515 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 124 transitions, 319 flow [2025-03-15 01:37:38,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 01:37:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 01:37:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 340 transitions. [2025-03-15 01:37:38,523 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.9289617486338798 [2025-03-15 01:37:38,525 INFO L298 CegarLoopForPetriNet]: 129 programPoint places, -3 predicate places. [2025-03-15 01:37:38,525 INFO L471 AbstractCegarLoop]: Abstraction has has 126 places, 124 transitions, 319 flow [2025-03-15 01:37:38,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 01:37:38,525 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:37:38,525 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 01:37:38,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 01:37:38,525 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2025-03-15 01:37:38,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:37:38,526 INFO L85 PathProgramCache]: Analyzing trace with hash 952277107, now seen corresponding path program 1 times [2025-03-15 01:37:38,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:37:38,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320776208] [2025-03-15 01:37:38,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:37:38,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:37:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:37:38,671 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 01:37:38,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:37:38,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320776208] [2025-03-15 01:37:38,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320776208] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:37:38,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:37:38,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 01:37:38,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649705112] [2025-03-15 01:37:38,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:37:38,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 01:37:38,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:37:38,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 01:37:38,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 01:37:38,675 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 122 [2025-03-15 01:37:38,676 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 124 transitions, 319 flow. Second operand has 4 states, 4 states have (on average 101.5) internal successors, (406), 4 states have internal predecessors, (406), 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 01:37:38,676 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:37:38,676 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 122 [2025-03-15 01:37:38,676 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:37:38,851 INFO L124 PetriNetUnfolderBase]: 206/635 cut-off events. [2025-03-15 01:37:38,852 INFO L125 PetriNetUnfolderBase]: For 82/174 co-relation queries the response was YES. [2025-03-15 01:37:38,854 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1349 conditions, 635 events. 206/635 cut-off events. For 82/174 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 3866 event pairs, 113 based on Foata normal form. 4/547 useless extension candidates. Maximal degree in co-relation 1293. Up to 305 conditions per place. [2025-03-15 01:37:38,858 INFO L140 encePairwiseOnDemand]: 115/122 looper letters, 21 selfloop transitions, 4 changer transitions 0/121 dead transitions. [2025-03-15 01:37:38,858 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 121 transitions, 357 flow [2025-03-15 01:37:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 01:37:38,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 01:37:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 428 transitions. [2025-03-15 01:37:38,860 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8770491803278688 [2025-03-15 01:37:38,860 INFO L298 CegarLoopForPetriNet]: 129 programPoint places, -3 predicate places. [2025-03-15 01:37:38,860 INFO L471 AbstractCegarLoop]: Abstraction has has 126 places, 121 transitions, 357 flow [2025-03-15 01:37:38,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 101.5) internal successors, (406), 4 states have internal predecessors, (406), 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 01:37:38,861 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:37:38,861 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 01:37:38,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 01:37:38,861 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2025-03-15 01:37:38,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:37:38,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1782914342, now seen corresponding path program 1 times [2025-03-15 01:37:38,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:37:38,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189432136] [2025-03-15 01:37:38,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:37:38,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:37:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:37:39,018 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 01:37:39,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:37:39,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189432136] [2025-03-15 01:37:39,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189432136] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:37:39,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:37:39,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 01:37:39,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729389700] [2025-03-15 01:37:39,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:37:39,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 01:37:39,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:37:39,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 01:37:39,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-15 01:37:39,020 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 122 [2025-03-15 01:37:39,023 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 121 transitions, 357 flow. Second operand has 4 states, 4 states have (on average 101.5) internal successors, (406), 4 states have internal predecessors, (406), 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 01:37:39,023 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:37:39,023 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 122 [2025-03-15 01:37:39,023 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:37:39,162 INFO L124 PetriNetUnfolderBase]: 129/444 cut-off events. [2025-03-15 01:37:39,162 INFO L125 PetriNetUnfolderBase]: For 108/154 co-relation queries the response was YES. [2025-03-15 01:37:39,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1126 conditions, 444 events. 129/444 cut-off events. For 108/154 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2316 event pairs, 17 based on Foata normal form. 10/439 useless extension candidates. Maximal degree in co-relation 1067. Up to 181 conditions per place. [2025-03-15 01:37:39,167 INFO L140 encePairwiseOnDemand]: 115/122 looper letters, 24 selfloop transitions, 7 changer transitions 3/130 dead transitions. [2025-03-15 01:37:39,167 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 130 transitions, 482 flow [2025-03-15 01:37:39,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 01:37:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 01:37:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 437 transitions. [2025-03-15 01:37:39,170 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8954918032786885 [2025-03-15 01:37:39,170 INFO L298 CegarLoopForPetriNet]: 129 programPoint places, 0 predicate places. [2025-03-15 01:37:39,170 INFO L471 AbstractCegarLoop]: Abstraction has has 129 places, 130 transitions, 482 flow [2025-03-15 01:37:39,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 101.5) internal successors, (406), 4 states have internal predecessors, (406), 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 01:37:39,171 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:37:39,171 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 01:37:39,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 01:37:39,171 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2025-03-15 01:37:39,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:37:39,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1173514156, now seen corresponding path program 1 times [2025-03-15 01:37:39,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:37:39,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992958122] [2025-03-15 01:37:39,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:37:39,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:37:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:37:39,386 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 01:37:39,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:37:39,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992958122] [2025-03-15 01:37:39,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992958122] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:37:39,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:37:39,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-15 01:37:39,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119389741] [2025-03-15 01:37:39,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:37:39,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-15 01:37:39,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:37:39,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-15 01:37:39,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-03-15 01:37:39,388 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 122 [2025-03-15 01:37:39,390 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 130 transitions, 482 flow. Second operand has 5 states, 5 states have (on average 102.0) internal successors, (510), 5 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 01:37:39,390 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:37:39,390 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 122 [2025-03-15 01:37:39,390 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:37:39,534 INFO L124 PetriNetUnfolderBase]: 123/444 cut-off events. [2025-03-15 01:37:39,534 INFO L125 PetriNetUnfolderBase]: For 324/426 co-relation queries the response was YES. [2025-03-15 01:37:39,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1286 conditions, 444 events. 123/444 cut-off events. For 324/426 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 2266 event pairs, 34 based on Foata normal form. 10/442 useless extension candidates. Maximal degree in co-relation 1224. Up to 166 conditions per place. [2025-03-15 01:37:39,537 INFO L140 encePairwiseOnDemand]: 115/122 looper letters, 0 selfloop transitions, 0 changer transitions 129/129 dead transitions. [2025-03-15 01:37:39,537 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 129 transitions, 540 flow [2025-03-15 01:37:39,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 01:37:39,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 01:37:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 536 transitions. [2025-03-15 01:37:39,539 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8786885245901639 [2025-03-15 01:37:39,540 INFO L298 CegarLoopForPetriNet]: 129 programPoint places, 1 predicate places. [2025-03-15 01:37:39,540 INFO L471 AbstractCegarLoop]: Abstraction has has 130 places, 129 transitions, 540 flow [2025-03-15 01:37:39,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 102.0) internal successors, (510), 5 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-15 01:37:39,546 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mix032.opt.i_petrified1_AllErrorsAtOnce [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 15 remaining) [2025-03-15 01:37:39,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 15 remaining) [2025-03-15 01:37:39,569 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 15 remaining) [2025-03-15 01:37:39,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 01:37:39,569 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-15 01:37:39,573 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 01:37:39,574 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 01:37:39,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 01:37:39 BasicIcfg [2025-03-15 01:37:39,579 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 01:37:39,580 INFO L158 Benchmark]: Toolchain (without parser) took 2818.32ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 43.9MB in the beginning and 63.8MB in the end (delta: -19.9MB). Peak memory consumption was 82.5MB. Max. memory is 8.0GB. [2025-03-15 01:37:39,580 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 71.3MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 01:37:39,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.98ms. Allocated memory is still 71.3MB. Free memory was 43.7MB in the beginning and 21.1MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2025-03-15 01:37:39,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.81ms. Allocated memory is still 71.3MB. Free memory was 21.1MB in the beginning and 44.9MB in the end (delta: -23.8MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2025-03-15 01:37:39,581 INFO L158 Benchmark]: Boogie Preprocessor took 20.36ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 01:37:39,581 INFO L158 Benchmark]: RCFGBuilder took 530.67ms. Allocated memory is still 71.3MB. Free memory was 43.4MB in the beginning and 33.6MB in the end (delta: 9.8MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. [2025-03-15 01:37:39,582 INFO L158 Benchmark]: TraceAbstraction took 1779.36ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 32.7MB in the beginning and 63.8MB in the end (delta: -31.0MB). Peak memory consumption was 73.0MB. Max. memory is 8.0GB. [2025-03-15 01:37:39,584 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 71.3MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 416.98ms. Allocated memory is still 71.3MB. Free memory was 43.7MB in the beginning and 21.1MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.81ms. Allocated memory is still 71.3MB. Free memory was 21.1MB in the beginning and 44.9MB in the end (delta: -23.8MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.36ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 530.67ms. Allocated memory is still 71.3MB. Free memory was 43.4MB in the beginning and 33.6MB in the end (delta: 9.8MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1779.36ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 32.7MB in the beginning and 63.8MB in the end (delta: -31.0MB). Peak memory consumption was 73.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 761]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 761]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 795]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 795]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 830]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 830]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 157 locations, 15 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: 1.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 158 IncrementalHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 4 mSDtfsCounter, 158 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=540occurred in iteration=4, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 01:37:39,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...