/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/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 01:38:35,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 01:38:35,480 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 01:38:35,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 01:38:35,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 01:38:35,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 01:38:35,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 01:38:35,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 01:38:35,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:38:35,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 01:38:35,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 01:38:35,524 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 01:38:35,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 01:38:35,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 01:38:35,524 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 01:38:35,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 01:38:35,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 01:38:35,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 01:38:35,801 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 01:38:35,801 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 01:38:35,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2025-03-15 01:38:37,069 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad294c94/783356ee889241d2987d6db67c1b34a8/FLAG39edcb7ba [2025-03-15 01:38:37,333 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 01:38:37,334 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2025-03-15 01:38:37,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad294c94/783356ee889241d2987d6db67c1b34a8/FLAG39edcb7ba [2025-03-15 01:38:37,643 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad294c94/783356ee889241d2987d6db67c1b34a8 [2025-03-15 01:38:37,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 01:38:37,646 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 01:38:37,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 01:38:37,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 01:38:37,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 01:38:37,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:38:37" (1/1) ... [2025-03-15 01:38:37,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee04650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:37, skipping insertion in model container [2025-03-15 01:38:37,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 01:38:37" (1/1) ... [2025-03-15 01:38:37,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 01:38:38,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:38:38,068 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 01:38:38,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 01:38:38,157 INFO L204 MainTranslator]: Completed translation [2025-03-15 01:38:38,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38 WrapperNode [2025-03-15 01:38:38,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 01:38:38,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 01:38:38,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 01:38:38,159 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 01:38:38,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,218 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 144 [2025-03-15 01:38:38,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 01:38:38,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 01:38:38,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 01:38:38,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 01:38:38,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,251 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 01:38:38,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 01:38:38,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 01:38:38,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 01:38:38,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (1/1) ... [2025-03-15 01:38:38,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 01:38:38,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 01:38:38,312 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 01:38:38,316 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 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2025-03-15 01:38:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2025-03-15 01:38:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2025-03-15 01:38:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 01:38:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-15 01:38:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 01:38:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 01:38:38,346 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 01:38:38,479 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 01:38:38,481 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 01:38:38,742 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 01:38:38,742 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 01:38:38,941 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 01:38:38,941 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 01:38:38,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:38:38 BoogieIcfgContainer [2025-03-15 01:38:38,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 01:38:38,946 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 01:38:38,946 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 01:38:38,955 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 01:38:38,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 01:38:37" (1/3) ... [2025-03-15 01:38:38,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272bc5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:38:38, skipping insertion in model container [2025-03-15 01:38:38,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 01:38:38" (2/3) ... [2025-03-15 01:38:38,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272bc5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 01:38:38, skipping insertion in model container [2025-03-15 01:38:38,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 01:38:38" (3/3) ... [2025-03-15 01:38:38,957 INFO L128 eAbstractionObserver]: Analyzing ICFG rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2025-03-15 01:38:38,967 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 01:38:38,970 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i that has 4 procedures, 112 locations, 1 initial locations, 0 loop locations, and 6 error locations. [2025-03-15 01:38:38,971 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 01:38:39,027 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-15 01:38:39,061 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 01:38:39,076 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;@62a44a3c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 01:38:39,076 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2025-03-15 01:38:39,113 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 01:38:39,114 INFO L124 PetriNetUnfolderBase]: 0/48 cut-off events. [2025-03-15 01:38:39,116 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 01:38:39,116 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:38:39,117 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] [2025-03-15 01:38:39,117 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 01:38:39,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:38:39,123 INFO L85 PathProgramCache]: Analyzing trace with hash 395134185, now seen corresponding path program 1 times [2025-03-15 01:38:39,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:38:39,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294757838] [2025-03-15 01:38:39,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:38:39,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:38:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:38:39,454 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 01:38:39,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:38:39,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294757838] [2025-03-15 01:38:39,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294757838] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:38:39,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:38:39,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 01:38:39,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994497999] [2025-03-15 01:38:39,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:38:39,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 01:38:39,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:38:39,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 01:38:39,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 01:38:39,483 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2025-03-15 01:38:39,486 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 114 transitions, 240 flow. Second operand has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 3 states have internal predecessors, (274), 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 01:38:39,486 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:38:39,486 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2025-03-15 01:38:39,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:38:39,944 INFO L124 PetriNetUnfolderBase]: 504/1360 cut-off events. [2025-03-15 01:38:39,944 INFO L125 PetriNetUnfolderBase]: For 23/23 co-relation queries the response was YES. [2025-03-15 01:38:39,954 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2223 conditions, 1360 events. 504/1360 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 9336 event pairs, 316 based on Foata normal form. 164/1243 useless extension candidates. Maximal degree in co-relation 2174. Up to 674 conditions per place. [2025-03-15 01:38:39,964 INFO L140 encePairwiseOnDemand]: 101/114 looper letters, 28 selfloop transitions, 4 changer transitions 0/118 dead transitions. [2025-03-15 01:38:39,965 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 118 transitions, 315 flow [2025-03-15 01:38:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 01:38:39,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 01:38:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 314 transitions. [2025-03-15 01:38:39,975 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.9181286549707602 [2025-03-15 01:38:39,977 INFO L298 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2025-03-15 01:38:39,977 INFO L471 AbstractCegarLoop]: Abstraction has has 118 places, 118 transitions, 315 flow [2025-03-15 01:38:39,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 3 states have internal predecessors, (274), 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 01:38:39,978 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:38:39,978 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] [2025-03-15 01:38:39,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 01:38:39,978 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 01:38:39,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:38:39,979 INFO L85 PathProgramCache]: Analyzing trace with hash 314292495, now seen corresponding path program 1 times [2025-03-15 01:38:39,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:38:39,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978230685] [2025-03-15 01:38:39,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:38:39,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:38:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:38:40,244 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 01:38:40,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:38:40,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978230685] [2025-03-15 01:38:40,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978230685] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:38:40,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:38:40,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 01:38:40,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807191971] [2025-03-15 01:38:40,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:38:40,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 01:38:40,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:38:40,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 01:38:40,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 01:38:40,248 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2025-03-15 01:38:40,248 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 118 transitions, 315 flow. Second operand has 4 states, 4 states have (on average 92.25) internal successors, (369), 4 states have internal predecessors, (369), 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 01:38:40,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:38:40,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2025-03-15 01:38:40,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:38:40,485 INFO L124 PetriNetUnfolderBase]: 371/893 cut-off events. [2025-03-15 01:38:40,486 INFO L125 PetriNetUnfolderBase]: For 135/619 co-relation queries the response was YES. [2025-03-15 01:38:40,489 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2127 conditions, 893 events. 371/893 cut-off events. For 135/619 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 5338 event pairs, 209 based on Foata normal form. 6/763 useless extension candidates. Maximal degree in co-relation 2075. Up to 455 conditions per place. [2025-03-15 01:38:40,495 INFO L140 encePairwiseOnDemand]: 107/114 looper letters, 25 selfloop transitions, 4 changer transitions 0/115 dead transitions. [2025-03-15 01:38:40,495 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 115 transitions, 361 flow [2025-03-15 01:38:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 01:38:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 01:38:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 392 transitions. [2025-03-15 01:38:40,500 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8596491228070176 [2025-03-15 01:38:40,500 INFO L298 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2025-03-15 01:38:40,500 INFO L471 AbstractCegarLoop]: Abstraction has has 118 places, 115 transitions, 361 flow [2025-03-15 01:38:40,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 92.25) internal successors, (369), 4 states have internal predecessors, (369), 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 01:38:40,501 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:38:40,501 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] [2025-03-15 01:38:40,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 01:38:40,501 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 01:38:40,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:38:40,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1730678692, now seen corresponding path program 1 times [2025-03-15 01:38:40,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:38:40,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383174974] [2025-03-15 01:38:40,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:38:40,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:38:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:38:40,680 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 01:38:40,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:38:40,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383174974] [2025-03-15 01:38:40,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383174974] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:38:40,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:38:40,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 01:38:40,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302217780] [2025-03-15 01:38:40,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:38:40,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 01:38:40,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:38:40,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 01:38:40,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-15 01:38:40,682 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2025-03-15 01:38:40,682 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 115 transitions, 361 flow. Second operand has 4 states, 4 states have (on average 92.25) internal successors, (369), 4 states have internal predecessors, (369), 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 01:38:40,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:38:40,684 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2025-03-15 01:38:40,684 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:38:40,866 INFO L124 PetriNetUnfolderBase]: 274/800 cut-off events. [2025-03-15 01:38:40,866 INFO L125 PetriNetUnfolderBase]: For 309/901 co-relation queries the response was YES. [2025-03-15 01:38:40,869 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2156 conditions, 800 events. 274/800 cut-off events. For 309/901 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 4741 event pairs, 92 based on Foata normal form. 6/750 useless extension candidates. Maximal degree in co-relation 2101. Up to 299 conditions per place. [2025-03-15 01:38:40,873 INFO L140 encePairwiseOnDemand]: 107/114 looper letters, 30 selfloop transitions, 7 changer transitions 3/126 dead transitions. [2025-03-15 01:38:40,873 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 126 transitions, 510 flow [2025-03-15 01:38:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-15 01:38:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-03-15 01:38:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 403 transitions. [2025-03-15 01:38:40,875 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8837719298245614 [2025-03-15 01:38:40,875 INFO L298 CegarLoopForPetriNet]: 121 programPoint places, 0 predicate places. [2025-03-15 01:38:40,875 INFO L471 AbstractCegarLoop]: Abstraction has has 121 places, 126 transitions, 510 flow [2025-03-15 01:38:40,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 92.25) internal successors, (369), 4 states have internal predecessors, (369), 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 01:38:40,875 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 01:38:40,875 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 01:38:40,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 01:38:40,876 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 01:38:40,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 01:38:40,881 INFO L85 PathProgramCache]: Analyzing trace with hash 647031665, now seen corresponding path program 1 times [2025-03-15 01:38:40,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 01:38:40,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506826703] [2025-03-15 01:38:40,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 01:38:40,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 01:38:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 01:38:41,079 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 01:38:41,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 01:38:41,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506826703] [2025-03-15 01:38:41,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506826703] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 01:38:41,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 01:38:41,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-15 01:38:41,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018429868] [2025-03-15 01:38:41,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 01:38:41,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-15 01:38:41,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 01:38:41,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-15 01:38:41,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-03-15 01:38:41,081 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2025-03-15 01:38:41,082 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 126 transitions, 510 flow. Second operand has 5 states, 5 states have (on average 92.4) internal successors, (462), 5 states have internal predecessors, (462), 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 01:38:41,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 01:38:41,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2025-03-15 01:38:41,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 01:38:41,293 INFO L124 PetriNetUnfolderBase]: 268/947 cut-off events. [2025-03-15 01:38:41,294 INFO L125 PetriNetUnfolderBase]: For 370/1006 co-relation queries the response was YES. [2025-03-15 01:38:41,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2681 conditions, 947 events. 268/947 cut-off events. For 370/1006 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 6222 event pairs, 80 based on Foata normal form. 6/908 useless extension candidates. Maximal degree in co-relation 2623. Up to 284 conditions per place. [2025-03-15 01:38:41,297 INFO L140 encePairwiseOnDemand]: 107/114 looper letters, 0 selfloop transitions, 0 changer transitions 125/125 dead transitions. [2025-03-15 01:38:41,297 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 125 transitions, 580 flow [2025-03-15 01:38:41,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 01:38:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 01:38:41,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 492 transitions. [2025-03-15 01:38:41,300 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8631578947368421 [2025-03-15 01:38:41,301 INFO L298 CegarLoopForPetriNet]: 121 programPoint places, 1 predicate places. [2025-03-15 01:38:41,301 INFO L471 AbstractCegarLoop]: Abstraction has has 122 places, 125 transitions, 580 flow [2025-03-15 01:38:41,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 92.4) internal successors, (462), 5 states have internal predecessors, (462), 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 01:38:41,310 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i_petrified1_AllErrorsAtOnce [2025-03-15 01:38:41,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 15 remaining) [2025-03-15 01:38:41,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 15 remaining) [2025-03-15 01:38:41,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 01:38:41,333 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-15 01:38:41,337 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 01:38:41,337 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 01:38:41,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 01:38:41 BasicIcfg [2025-03-15 01:38:41,345 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 01:38:41,345 INFO L158 Benchmark]: Toolchain (without parser) took 3699.42ms. Allocated memory was 71.3MB in the beginning and 176.2MB in the end (delta: 104.9MB). Free memory was 42.5MB in the beginning and 86.1MB in the end (delta: -43.6MB). Peak memory consumption was 102.3MB. Max. memory is 8.0GB. [2025-03-15 01:38:41,345 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 01:38:41,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.24ms. Allocated memory is still 71.3MB. Free memory was 42.4MB in the beginning and 18.4MB in the end (delta: 23.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2025-03-15 01:38:41,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.91ms. Allocated memory is still 71.3MB. Free memory was 18.4MB in the beginning and 42.1MB in the end (delta: -23.7MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. [2025-03-15 01:38:41,346 INFO L158 Benchmark]: Boogie Preprocessor took 43.77ms. Allocated memory is still 71.3MB. Free memory was 42.1MB in the beginning and 40.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 01:38:41,346 INFO L158 Benchmark]: RCFGBuilder took 680.40ms. Allocated memory is still 71.3MB. Free memory was 40.4MB in the beginning and 17.8MB in the end (delta: 22.6MB). Peak memory consumption was 33.0MB. Max. memory is 8.0GB. [2025-03-15 01:38:41,346 INFO L158 Benchmark]: TraceAbstraction took 2398.75ms. Allocated memory was 71.3MB in the beginning and 176.2MB in the end (delta: 104.9MB). Free memory was 16.8MB in the beginning and 86.1MB in the end (delta: -69.4MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. [2025-03-15 01:38:41,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 511.24ms. Allocated memory is still 71.3MB. Free memory was 42.4MB in the beginning and 18.4MB in the end (delta: 23.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.91ms. Allocated memory is still 71.3MB. Free memory was 18.4MB in the beginning and 42.1MB in the end (delta: -23.7MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.77ms. Allocated memory is still 71.3MB. Free memory was 42.1MB in the beginning and 40.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 680.40ms. Allocated memory is still 71.3MB. Free memory was 40.4MB in the beginning and 17.8MB in the end (delta: 22.6MB). Peak memory consumption was 33.0MB. Max. memory is 8.0GB. * TraceAbstraction took 2398.75ms. Allocated memory was 71.3MB in the beginning and 176.2MB in the end (delta: 104.9MB). Free memory was 16.8MB in the beginning and 86.1MB in the end (delta: -69.4MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 812]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 812]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 829]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 829]: 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, 145 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: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 185 IncrementalHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 4 mSDtfsCounter, 185 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=580occurred 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, 0.7s InterpolantComputationTime, 230 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 630 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 01:38:41,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...