/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 06:45:28,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 06:45:28,419 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 [2023-11-30 06:45:28,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 06:45:28,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 06:45:28,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 06:45:28,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 06:45:28,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 06:45:28,450 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 06:45:28,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 06:45:28,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 06:45:28,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 06:45:28,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 06:45:28,455 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 06:45:28,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 06:45:28,456 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 06:45:28,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 06:45:28,456 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 06:45:28,457 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 06:45:28,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 06:45:28,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 06:45:28,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 06:45:28,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 06:45:28,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 06:45:28,458 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 06:45:28,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 06:45:28,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 06:45:28,459 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 06:45:28,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-11-30 06:45:28,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 06:45:28,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 06:45:28,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 06:45:28,655 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 06:45:28,655 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 06:45:28,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 06:45:29,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 06:45:29,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 06:45:29,803 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 06:45:29,819 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694af98a7/819799d700254041aa93c351c450705d/FLAG2e3c1c416 [2023-11-30 06:45:30,203 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694af98a7/819799d700254041aa93c351c450705d [2023-11-30 06:45:30,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 06:45:30,206 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 06:45:30,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 06:45:30,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 06:45:30,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 06:45:30,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecd4bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30, skipping insertion in model container [2023-11-30 06:45:30,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 06:45:30,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 06:45:30,560 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 06:45:30,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 06:45:30,631 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 06:45:30,631 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 06:45:30,635 INFO L206 MainTranslator]: Completed translation [2023-11-30 06:45:30,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30 WrapperNode [2023-11-30 06:45:30,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 06:45:30,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 06:45:30,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 06:45:30,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 06:45:30,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,664 INFO L138 Inliner]: procedures = 177, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 85 [2023-11-30 06:45:30,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 06:45:30,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 06:45:30,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 06:45:30,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 06:45:30,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 06:45:30,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 06:45:30,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 06:45:30,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 06:45:30,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (1/1) ... [2023-11-30 06:45:30,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 06:45:30,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 06:45:30,749 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) [2023-11-30 06:45:30,766 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 [2023-11-30 06:45:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 06:45:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 06:45:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 06:45:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 06:45:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-30 06:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-30 06:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-30 06:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-30 06:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 06:45:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 06:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 06:45:30,772 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 06:45:30,894 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 06:45:30,897 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 06:45:31,088 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 06:45:31,127 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 06:45:31,127 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 06:45:31,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:45:31 BoogieIcfgContainer [2023-11-30 06:45:31,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 06:45:31,130 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 06:45:31,130 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 06:45:31,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 06:45:31,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 06:45:30" (1/3) ... [2023-11-30 06:45:31,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745de31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:45:31, skipping insertion in model container [2023-11-30 06:45:31,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:45:30" (2/3) ... [2023-11-30 06:45:31,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745de31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:45:31, skipping insertion in model container [2023-11-30 06:45:31,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:45:31" (3/3) ... [2023-11-30 06:45:31,134 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 06:45:31,145 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 06:45:31,145 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-30 06:45:31,145 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 06:45:31,220 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 06:45:31,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 130 places, 120 transitions, 256 flow [2023-11-30 06:45:31,299 INFO L124 PetriNetUnfolderBase]: 3/116 cut-off events. [2023-11-30 06:45:31,299 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 06:45:31,303 INFO L83 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 3/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 95 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 100. Up to 2 conditions per place. [2023-11-30 06:45:31,304 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 120 transitions, 256 flow [2023-11-30 06:45:31,307 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 116 transitions, 244 flow [2023-11-30 06:45:31,313 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 06:45:31,317 INFO L362 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c6be27a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 06:45:31,317 INFO L363 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2023-11-30 06:45:31,337 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 06:45:31,338 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2023-11-30 06:45:31,338 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 06:45:31,338 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 06:45:31,338 INFO L232 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] [2023-11-30 06:45:31,339 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2023-11-30 06:45:31,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 06:45:31,346 INFO L85 PathProgramCache]: Analyzing trace with hash -72077477, now seen corresponding path program 1 times [2023-11-30 06:45:31,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 06:45:31,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507114646] [2023-11-30 06:45:31,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 06:45:31,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 06:45:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 06:45:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 06:45:31,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 06:45:31,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507114646] [2023-11-30 06:45:31,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507114646] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 06:45:31,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 06:45:31,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 06:45:31,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523996345] [2023-11-30 06:45:31,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 06:45:31,599 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 06:45:31,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 06:45:31,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 06:45:31,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 06:45:31,632 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 120 [2023-11-30 06:45:31,636 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 116 transitions, 244 flow. Second operand has 3 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 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) [2023-11-30 06:45:31,636 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 06:45:31,636 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 120 [2023-11-30 06:45:31,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 06:45:31,948 INFO L124 PetriNetUnfolderBase]: 796/1483 cut-off events. [2023-11-30 06:45:31,948 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2023-11-30 06:45:31,956 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2784 conditions, 1483 events. 796/1483 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 9027 event pairs, 431 based on Foata normal form. 347/1187 useless extension candidates. Maximal degree in co-relation 2752. Up to 1192 conditions per place. [2023-11-30 06:45:31,969 INFO L140 encePairwiseOnDemand]: 104/120 looper letters, 21 selfloop transitions, 5 changer transitions 0/118 dead transitions. [2023-11-30 06:45:31,969 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 118 transitions, 309 flow [2023-11-30 06:45:31,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 06:45:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 06:45:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2023-11-30 06:45:31,982 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.9277777777777778 [2023-11-30 06:45:31,983 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 334 transitions. [2023-11-30 06:45:31,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 334 transitions. [2023-11-30 06:45:31,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 06:45:31,986 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 334 transitions. [2023-11-30 06:45:31,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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) [2023-11-30 06:45:31,993 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 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) [2023-11-30 06:45:31,993 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 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) [2023-11-30 06:45:31,997 INFO L307 CegarLoopForPetriNet]: 126 programPoint places, -1 predicate places. [2023-11-30 06:45:31,997 INFO L500 AbstractCegarLoop]: Abstraction has has 125 places, 118 transitions, 309 flow [2023-11-30 06:45:31,998 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 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) [2023-11-30 06:45:31,998 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 06:45:31,998 INFO L232 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] [2023-11-30 06:45:31,998 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 06:45:31,998 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2023-11-30 06:45:31,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 06:45:31,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1206712116, now seen corresponding path program 1 times [2023-11-30 06:45:31,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 06:45:31,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63031760] [2023-11-30 06:45:31,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 06:45:31,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 06:45:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 06:45:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 06:45:32,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 06:45:32,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63031760] [2023-11-30 06:45:32,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63031760] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 06:45:32,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 06:45:32,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-30 06:45:32,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630840276] [2023-11-30 06:45:32,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 06:45:32,085 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-30 06:45:32,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 06:45:32,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-30 06:45:32,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-30 06:45:32,086 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 120 [2023-11-30 06:45:32,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 118 transitions, 309 flow. Second operand has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 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) [2023-11-30 06:45:32,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 06:45:32,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 120 [2023-11-30 06:45:32,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 06:45:32,237 INFO L124 PetriNetUnfolderBase]: 287/1619 cut-off events. [2023-11-30 06:45:32,237 INFO L125 PetriNetUnfolderBase]: For 82/132 co-relation queries the response was YES. [2023-11-30 06:45:32,242 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2580 conditions, 1619 events. 287/1619 cut-off events. For 82/132 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 12710 event pairs, 182 based on Foata normal form. 6/1379 useless extension candidates. Maximal degree in co-relation 2545. Up to 443 conditions per place. [2023-11-30 06:45:32,249 INFO L140 encePairwiseOnDemand]: 111/120 looper letters, 17 selfloop transitions, 5 changer transitions 0/114 dead transitions. [2023-11-30 06:45:32,249 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 114 transitions, 337 flow [2023-11-30 06:45:32,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-30 06:45:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-30 06:45:32,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 418 transitions. [2023-11-30 06:45:32,251 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8708333333333333 [2023-11-30 06:45:32,251 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 418 transitions. [2023-11-30 06:45:32,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 418 transitions. [2023-11-30 06:45:32,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 06:45:32,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 418 transitions. [2023-11-30 06:45:32,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 104.5) internal successors, (418), 4 states have internal predecessors, (418), 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) [2023-11-30 06:45:32,255 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 120.0) internal successors, (600), 5 states have internal predecessors, (600), 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) [2023-11-30 06:45:32,255 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 120.0) internal successors, (600), 5 states have internal predecessors, (600), 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) [2023-11-30 06:45:32,255 INFO L307 CegarLoopForPetriNet]: 126 programPoint places, -2 predicate places. [2023-11-30 06:45:32,256 INFO L500 AbstractCegarLoop]: Abstraction has has 124 places, 114 transitions, 337 flow [2023-11-30 06:45:32,256 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 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) [2023-11-30 06:45:32,256 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 06:45:32,256 INFO L232 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] [2023-11-30 06:45:32,256 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 06:45:32,256 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2023-11-30 06:45:32,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 06:45:32,258 INFO L85 PathProgramCache]: Analyzing trace with hash 476396331, now seen corresponding path program 1 times [2023-11-30 06:45:32,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 06:45:32,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036767897] [2023-11-30 06:45:32,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 06:45:32,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 06:45:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 06:45:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 06:45:32,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 06:45:32,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036767897] [2023-11-30 06:45:32,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036767897] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 06:45:32,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 06:45:32,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-30 06:45:32,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169891266] [2023-11-30 06:45:32,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 06:45:32,375 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-30 06:45:32,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 06:45:32,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-30 06:45:32,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-30 06:45:32,376 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 120 [2023-11-30 06:45:32,377 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 114 transitions, 337 flow. Second operand has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 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) [2023-11-30 06:45:32,377 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 06:45:32,377 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 120 [2023-11-30 06:45:32,377 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 06:45:32,465 INFO L124 PetriNetUnfolderBase]: 127/473 cut-off events. [2023-11-30 06:45:32,466 INFO L125 PetriNetUnfolderBase]: For 122/154 co-relation queries the response was YES. [2023-11-30 06:45:32,467 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1180 conditions, 473 events. 127/473 cut-off events. For 122/154 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 2418 event pairs, 22 based on Foata normal form. 6/412 useless extension candidates. Maximal degree in co-relation 1142. Up to 216 conditions per place. [2023-11-30 06:45:32,469 INFO L140 encePairwiseOnDemand]: 111/120 looper letters, 20 selfloop transitions, 9 changer transitions 0/121 dead transitions. [2023-11-30 06:45:32,469 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 121 transitions, 443 flow [2023-11-30 06:45:32,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-30 06:45:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-30 06:45:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 425 transitions. [2023-11-30 06:45:32,471 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8854166666666666 [2023-11-30 06:45:32,471 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 425 transitions. [2023-11-30 06:45:32,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 425 transitions. [2023-11-30 06:45:32,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 06:45:32,471 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 425 transitions. [2023-11-30 06:45:32,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 106.25) internal successors, (425), 4 states have internal predecessors, (425), 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) [2023-11-30 06:45:32,473 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 120.0) internal successors, (600), 5 states have internal predecessors, (600), 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) [2023-11-30 06:45:32,474 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 120.0) internal successors, (600), 5 states have internal predecessors, (600), 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) [2023-11-30 06:45:32,475 INFO L307 CegarLoopForPetriNet]: 126 programPoint places, 1 predicate places. [2023-11-30 06:45:32,475 INFO L500 AbstractCegarLoop]: Abstraction has has 127 places, 121 transitions, 443 flow [2023-11-30 06:45:32,475 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 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) [2023-11-30 06:45:32,475 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 06:45:32,475 INFO L232 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] [2023-11-30 06:45:32,476 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 06:45:32,476 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2023-11-30 06:45:32,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 06:45:32,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1164024201, now seen corresponding path program 1 times [2023-11-30 06:45:32,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 06:45:32,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519640288] [2023-11-30 06:45:32,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 06:45:32,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 06:45:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 06:45:32,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 06:45:32,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 06:45:32,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519640288] [2023-11-30 06:45:32,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519640288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 06:45:32,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 06:45:32,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-30 06:45:32,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240342363] [2023-11-30 06:45:32,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 06:45:32,595 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-30 06:45:32,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 06:45:32,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-30 06:45:32,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-30 06:45:32,600 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 120 [2023-11-30 06:45:32,601 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 121 transitions, 443 flow. Second operand has 5 states, 5 states have (on average 99.4) internal successors, (497), 5 states have internal predecessors, (497), 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) [2023-11-30 06:45:32,601 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 06:45:32,601 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 120 [2023-11-30 06:45:32,601 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 06:45:32,676 INFO L124 PetriNetUnfolderBase]: 70/376 cut-off events. [2023-11-30 06:45:32,676 INFO L125 PetriNetUnfolderBase]: For 225/267 co-relation queries the response was YES. [2023-11-30 06:45:32,677 INFO L83 FinitePrefix]: Finished finitePrefix Result has 915 conditions, 376 events. 70/376 cut-off events. For 225/267 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1700 event pairs, 0 based on Foata normal form. 14/375 useless extension candidates. Maximal degree in co-relation 874. Up to 120 conditions per place. [2023-11-30 06:45:32,679 INFO L140 encePairwiseOnDemand]: 111/120 looper letters, 18 selfloop transitions, 13 changer transitions 4/127 dead transitions. [2023-11-30 06:45:32,679 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 127 transitions, 564 flow [2023-11-30 06:45:32,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 06:45:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 06:45:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 529 transitions. [2023-11-30 06:45:32,681 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8816666666666667 [2023-11-30 06:45:32,681 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 529 transitions. [2023-11-30 06:45:32,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 529 transitions. [2023-11-30 06:45:32,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 06:45:32,681 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 529 transitions. [2023-11-30 06:45:32,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 105.8) internal successors, (529), 5 states have internal predecessors, (529), 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) [2023-11-30 06:45:32,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 120.0) internal successors, (720), 6 states have internal predecessors, (720), 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) [2023-11-30 06:45:32,685 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 120.0) internal successors, (720), 6 states have internal predecessors, (720), 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) [2023-11-30 06:45:32,686 INFO L307 CegarLoopForPetriNet]: 126 programPoint places, 5 predicate places. [2023-11-30 06:45:32,686 INFO L500 AbstractCegarLoop]: Abstraction has has 131 places, 127 transitions, 564 flow [2023-11-30 06:45:32,687 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 99.4) internal successors, (497), 5 states have internal predecessors, (497), 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) [2023-11-30 06:45:32,687 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 06:45:32,687 INFO L232 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] [2023-11-30 06:45:32,687 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 06:45:32,687 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2023-11-30 06:45:32,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 06:45:32,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1094746308, now seen corresponding path program 1 times [2023-11-30 06:45:32,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 06:45:32,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573031036] [2023-11-30 06:45:32,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 06:45:32,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 06:45:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 06:45:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 06:45:32,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 06:45:32,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573031036] [2023-11-30 06:45:32,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573031036] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 06:45:32,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 06:45:32,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 06:45:32,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793670375] [2023-11-30 06:45:32,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 06:45:32,834 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 06:45:32,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 06:45:32,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 06:45:32,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-30 06:45:32,835 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 120 [2023-11-30 06:45:32,836 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 127 transitions, 564 flow. Second operand has 6 states, 6 states have (on average 99.5) internal successors, (597), 6 states have internal predecessors, (597), 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) [2023-11-30 06:45:32,836 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 06:45:32,836 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 120 [2023-11-30 06:45:32,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 06:45:32,930 INFO L124 PetriNetUnfolderBase]: 66/387 cut-off events. [2023-11-30 06:45:32,930 INFO L125 PetriNetUnfolderBase]: For 357/407 co-relation queries the response was YES. [2023-11-30 06:45:32,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 992 conditions, 387 events. 66/387 cut-off events. For 357/407 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1748 event pairs, 0 based on Foata normal form. 14/391 useless extension candidates. Maximal degree in co-relation 948. Up to 108 conditions per place. [2023-11-30 06:45:32,932 INFO L140 encePairwiseOnDemand]: 111/120 looper letters, 0 selfloop transitions, 0 changer transitions 124/124 dead transitions. [2023-11-30 06:45:32,932 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 124 transitions, 598 flow [2023-11-30 06:45:32,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 06:45:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 06:45:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 624 transitions. [2023-11-30 06:45:32,933 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2023-11-30 06:45:32,933 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 624 transitions. [2023-11-30 06:45:32,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 624 transitions. [2023-11-30 06:45:32,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 06:45:32,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 624 transitions. [2023-11-30 06:45:32,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 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) [2023-11-30 06:45:32,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 120.0) internal successors, (840), 7 states have internal predecessors, (840), 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) [2023-11-30 06:45:32,936 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 120.0) internal successors, (840), 7 states have internal predecessors, (840), 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) [2023-11-30 06:45:32,937 INFO L307 CegarLoopForPetriNet]: 126 programPoint places, 6 predicate places. [2023-11-30 06:45:32,937 INFO L500 AbstractCegarLoop]: Abstraction has has 132 places, 124 transitions, 598 flow [2023-11-30 06:45:32,937 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 99.5) internal successors, (597), 6 states have internal predecessors, (597), 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) [2023-11-30 06:45:32,941 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i_BEv2_AllErrorsAtOnce [2023-11-30 06:45:32,956 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2023-11-30 06:45:32,956 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2023-11-30 06:45:32,956 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2023-11-30 06:45:32,956 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2023-11-30 06:45:32,956 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2023-11-30 06:45:32,957 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2023-11-30 06:45:32,958 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2023-11-30 06:45:32,958 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-30 06:45:32,968 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-30 06:45:32,972 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 06:45:32,972 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 06:45:32,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 06:45:32 BasicIcfg [2023-11-30 06:45:32,976 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 06:45:32,977 INFO L158 Benchmark]: Toolchain (without parser) took 2770.82ms. Allocated memory was 383.8MB in the beginning and 469.8MB in the end (delta: 86.0MB). Free memory was 341.9MB in the beginning and 408.0MB in the end (delta: -66.1MB). Peak memory consumption was 269.7MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,977 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 383.8MB. Free memory is still 340.0MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 06:45:32,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.09ms. Allocated memory is still 383.8MB. Free memory was 341.6MB in the beginning and 321.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.87ms. Allocated memory is still 383.8MB. Free memory was 321.0MB in the beginning and 318.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,978 INFO L158 Benchmark]: Boogie Preprocessor took 41.68ms. Allocated memory is still 383.8MB. Free memory was 318.9MB in the beginning and 317.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,978 INFO L158 Benchmark]: RCFGBuilder took 421.90ms. Allocated memory is still 383.8MB. Free memory was 317.4MB in the beginning and 298.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,978 INFO L158 Benchmark]: TraceAbstraction took 1846.54ms. Allocated memory was 383.8MB in the beginning and 469.8MB in the end (delta: 86.0MB). Free memory was 297.6MB in the beginning and 408.0MB in the end (delta: -110.4MB). Peak memory consumption was 225.6MB. Max. memory is 16.0GB. [2023-11-30 06:45:32,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 383.8MB. Free memory is still 340.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 429.09ms. Allocated memory is still 383.8MB. Free memory was 341.6MB in the beginning and 321.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 27.87ms. Allocated memory is still 383.8MB. Free memory was 321.0MB in the beginning and 318.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 41.68ms. Allocated memory is still 383.8MB. Free memory was 318.9MB in the beginning and 317.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 421.90ms. Allocated memory is still 383.8MB. Free memory was 317.4MB in the beginning and 298.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * TraceAbstraction took 1846.54ms. Allocated memory was 383.8MB in the beginning and 469.8MB in the end (delta: 86.0MB). Free memory was 297.6MB in the beginning and 408.0MB in the end (delta: -110.4MB). Peak memory consumption was 225.6MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 748]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 748]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 763]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 763]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: 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 9 procedures, 160 locations, 20 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: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 47 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 47 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 191 IncrementalHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 5 mSDtfsCounter, 191 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=598occurred in iteration=5, InterpolantAutomatonStates: 22, 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, 0.5s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 567 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 06:45:33,005 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...