/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-11.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 14:56:16,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 14:56:16,967 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-SemanticLbe.epf [2023-11-17 14:56:17,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 14:56:17,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 14:56:17,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 14:56:17,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 14:56:17,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 14:56:17,004 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 14:56:17,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 14:56:17,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 14:56:17,005 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 14:56:17,005 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 14:56:17,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 14:56:17,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 14:56:17,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 14:56:17,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 14:56:17,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 14:56:17,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 14:56:17,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 14:56:17,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 14:56:17,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 14:56:17,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 14:56:17,013 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 14:56:17,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 14:56:17,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 14:56:17,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 14:56:17,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 14:56:17,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 14:56:17,014 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 14:56:17,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 14:56:17,014 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-17 14:56:17,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-11-17 14:56:17,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 14:56:17,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 14:56:17,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 14:56:17,277 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 14:56:17,278 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 14:56:17,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-11.i [2023-11-17 14:56:18,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 14:56:18,654 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 14:56:18,655 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-11.i [2023-11-17 14:56:18,670 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03c7d7/bfadf46f21cd437fb82df86e795b2fca/FLAG4f151783b [2023-11-17 14:56:18,688 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03c7d7/bfadf46f21cd437fb82df86e795b2fca [2023-11-17 14:56:18,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 14:56:18,691 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 14:56:18,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 14:56:18,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 14:56:18,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 14:56:18,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:56:18" (1/1) ... [2023-11-17 14:56:18,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4561921d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:18, skipping insertion in model container [2023-11-17 14:56:18,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:56:18" (1/1) ... [2023-11-17 14:56:18,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 14:56:18,989 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-11.i[30243,30256] [2023-11-17 14:56:19,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 14:56:19,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 14:56:19,075 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-11.i[30243,30256] [2023-11-17 14:56:19,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 14:56:19,125 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 14:56:19,125 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 14:56:19,132 INFO L206 MainTranslator]: Completed translation [2023-11-17 14:56:19,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19 WrapperNode [2023-11-17 14:56:19,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 14:56:19,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 14:56:19,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 14:56:19,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 14:56:19,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,196 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-17 14:56:19,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 14:56:19,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 14:56:19,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 14:56:19,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 14:56:19,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 14:56:19,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 14:56:19,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 14:56:19,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 14:56:19,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (1/1) ... [2023-11-17 14:56:19,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 14:56:19,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:19,263 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) [2023-11-17 14:56:19,272 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 [2023-11-17 14:56:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-17 14:56:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-17 14:56:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 14:56:19,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 14:56:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 14:56:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 14:56:19,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 14:56:19,293 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 14:56:19,411 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 14:56:19,413 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 14:56:19,622 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 14:56:19,630 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 14:56:19,631 INFO L307 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-17 14:56:19,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 02:56:19 BoogieIcfgContainer [2023-11-17 14:56:19,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 14:56:19,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 14:56:19,634 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 14:56:19,637 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 14:56:19,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 02:56:18" (1/3) ... [2023-11-17 14:56:19,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2a166e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 02:56:19, skipping insertion in model container [2023-11-17 14:56:19,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:56:19" (2/3) ... [2023-11-17 14:56:19,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2a166e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 02:56:19, skipping insertion in model container [2023-11-17 14:56:19,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 02:56:19" (3/3) ... [2023-11-17 14:56:19,639 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-11.i [2023-11-17 14:56:19,656 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 14:56:19,656 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 14:56:19,656 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 14:56:19,710 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-17 14:56:19,738 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 97 places, 97 transitions, 202 flow [2023-11-17 14:56:19,793 INFO L124 PetriNetUnfolderBase]: 7/95 cut-off events. [2023-11-17 14:56:19,793 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-17 14:56:19,797 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 95 events. 7/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 74 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2023-11-17 14:56:19,798 INFO L82 GeneralOperation]: Start removeDead. Operand has 97 places, 97 transitions, 202 flow [2023-11-17 14:56:19,801 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 95 places, 95 transitions, 196 flow [2023-11-17 14:56:19,804 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-17 14:56:19,815 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 95 transitions, 196 flow [2023-11-17 14:56:19,818 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 95 transitions, 196 flow [2023-11-17 14:56:19,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 95 places, 95 transitions, 196 flow [2023-11-17 14:56:19,839 INFO L124 PetriNetUnfolderBase]: 7/95 cut-off events. [2023-11-17 14:56:19,840 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-17 14:56:19,841 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 95 events. 7/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 74 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2023-11-17 14:56:19,843 INFO L119 LiptonReduction]: Number of co-enabled transitions 2134 [2023-11-17 14:56:22,759 INFO L134 LiptonReduction]: Checked pairs total: 1542 [2023-11-17 14:56:22,759 INFO L136 LiptonReduction]: Total number of compositions: 95 [2023-11-17 14:56:22,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-17 14:56:22,780 INFO L357 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=false, 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;@2c1e96e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 14:56:22,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-17 14:56:22,783 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-17 14:56:22,783 INFO L124 PetriNetUnfolderBase]: 3/12 cut-off events. [2023-11-17 14:56:22,783 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-17 14:56:22,784 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:22,784 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-17 14:56:22,785 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:22,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:22,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1878456515, now seen corresponding path program 1 times [2023-11-17 14:56:22,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:22,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622672960] [2023-11-17 14:56:22,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:22,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:23,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:23,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622672960] [2023-11-17 14:56:23,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622672960] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 14:56:23,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 14:56:23,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 14:56:23,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008999052] [2023-11-17 14:56:23,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 14:56:23,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 14:56:23,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:23,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 14:56:23,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 14:56:23,078 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 192 [2023-11-17 14:56:23,080 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 18 places, 14 transitions, 34 flow. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 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) [2023-11-17 14:56:23,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:23,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 192 [2023-11-17 14:56:23,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:56:23,151 INFO L124 PetriNetUnfolderBase]: 97/149 cut-off events. [2023-11-17 14:56:23,152 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-17 14:56:23,152 INFO L83 FinitePrefix]: Finished finitePrefix Result has 310 conditions, 149 events. 97/149 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 331 event pairs, 20 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 300. Up to 91 conditions per place. [2023-11-17 14:56:23,154 INFO L140 encePairwiseOnDemand]: 188/192 looper letters, 18 selfloop transitions, 2 changer transitions 1/21 dead transitions. [2023-11-17 14:56:23,155 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 21 transitions, 90 flow [2023-11-17 14:56:23,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 14:56:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-17 14:56:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 275 transitions. [2023-11-17 14:56:23,177 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4774305555555556 [2023-11-17 14:56:23,178 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 275 transitions. [2023-11-17 14:56:23,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 275 transitions. [2023-11-17 14:56:23,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:56:23,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 275 transitions. [2023-11-17 14:56:23,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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) [2023-11-17 14:56:23,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2023-11-17 14:56:23,194 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2023-11-17 14:56:23,196 INFO L175 Difference]: Start difference. First operand has 18 places, 14 transitions, 34 flow. Second operand 3 states and 275 transitions. [2023-11-17 14:56:23,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 21 transitions, 90 flow [2023-11-17 14:56:23,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 18 places, 21 transitions, 88 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-17 14:56:23,200 INFO L231 Difference]: Finished difference. Result has 19 places, 14 transitions, 42 flow [2023-11-17 14:56:23,202 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=16, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=42, PETRI_PLACES=19, PETRI_TRANSITIONS=14} [2023-11-17 14:56:23,209 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 1 predicate places. [2023-11-17 14:56:23,209 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 14 transitions, 42 flow [2023-11-17 14:56:23,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 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) [2023-11-17 14:56:23,209 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:23,210 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-17 14:56:23,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 14:56:23,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:23,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:23,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1897390208, now seen corresponding path program 1 times [2023-11-17 14:56:23,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:23,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129911124] [2023-11-17 14:56:23,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:23,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:23,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:23,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:23,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129911124] [2023-11-17 14:56:23,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129911124] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:56:23,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [766197472] [2023-11-17 14:56:23,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:23,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:23,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:23,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:56:23,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-17 14:56:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:23,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-17 14:56:23,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:56:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:23,517 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:56:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:23,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [766197472] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:56:23,534 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:56:23,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2023-11-17 14:56:23,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304001625] [2023-11-17 14:56:23,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:56:23,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-17 14:56:23,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:23,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-17 14:56:23,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-17 14:56:23,540 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 192 [2023-11-17 14:56:23,542 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 14 transitions, 42 flow. Second operand has 7 states, 7 states have (on average 85.71428571428571) internal successors, (600), 7 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) [2023-11-17 14:56:23,542 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:23,542 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 192 [2023-11-17 14:56:23,542 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:56:23,638 INFO L124 PetriNetUnfolderBase]: 133/203 cut-off events. [2023-11-17 14:56:23,638 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-17 14:56:23,641 INFO L83 FinitePrefix]: Finished finitePrefix Result has 482 conditions, 203 events. 133/203 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 448 event pairs, 20 based on Foata normal form. 0/150 useless extension candidates. Maximal degree in co-relation 471. Up to 64 conditions per place. [2023-11-17 14:56:23,643 INFO L140 encePairwiseOnDemand]: 189/192 looper letters, 36 selfloop transitions, 5 changer transitions 0/41 dead transitions. [2023-11-17 14:56:23,644 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 41 transitions, 184 flow [2023-11-17 14:56:23,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 14:56:23,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-17 14:56:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 548 transitions. [2023-11-17 14:56:23,647 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4756944444444444 [2023-11-17 14:56:23,647 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 548 transitions. [2023-11-17 14:56:23,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 548 transitions. [2023-11-17 14:56:23,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:56:23,648 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 548 transitions. [2023-11-17 14:56:23,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 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) [2023-11-17 14:56:23,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2023-11-17 14:56:23,654 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2023-11-17 14:56:23,656 INFO L175 Difference]: Start difference. First operand has 19 places, 14 transitions, 42 flow. Second operand 6 states and 548 transitions. [2023-11-17 14:56:23,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 41 transitions, 184 flow [2023-11-17 14:56:23,659 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 41 transitions, 182 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-17 14:56:23,665 INFO L231 Difference]: Finished difference. Result has 25 places, 17 transitions, 76 flow [2023-11-17 14:56:23,665 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=76, PETRI_PLACES=25, PETRI_TRANSITIONS=17} [2023-11-17 14:56:23,666 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 7 predicate places. [2023-11-17 14:56:23,666 INFO L495 AbstractCegarLoop]: Abstraction has has 25 places, 17 transitions, 76 flow [2023-11-17 14:56:23,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 85.71428571428571) internal successors, (600), 7 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) [2023-11-17 14:56:23,667 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:23,668 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1] [2023-11-17 14:56:23,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-17 14:56:23,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:23,874 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:23,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:23,875 INFO L85 PathProgramCache]: Analyzing trace with hash -912867331, now seen corresponding path program 2 times [2023-11-17 14:56:23,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:23,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147629421] [2023-11-17 14:56:23,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:23,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:23,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:23,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147629421] [2023-11-17 14:56:23,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147629421] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:56:23,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028632327] [2023-11-17 14:56:23,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 14:56:23,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:23,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:23,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:56:24,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-17 14:56:24,087 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 14:56:24,087 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 14:56:24,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-17 14:56:24,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:56:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:24,105 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:56:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:24,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028632327] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:56:24,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:56:24,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2023-11-17 14:56:24,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208897523] [2023-11-17 14:56:24,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:56:24,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-17 14:56:24,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:24,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-17 14:56:24,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2023-11-17 14:56:24,155 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 192 [2023-11-17 14:56:24,157 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 17 transitions, 76 flow. Second operand has 13 states, 13 states have (on average 85.38461538461539) internal successors, (1110), 13 states have internal predecessors, (1110), 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) [2023-11-17 14:56:24,157 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:24,157 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 192 [2023-11-17 14:56:24,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:56:24,288 INFO L124 PetriNetUnfolderBase]: 241/365 cut-off events. [2023-11-17 14:56:24,289 INFO L125 PetriNetUnfolderBase]: For 207/207 co-relation queries the response was YES. [2023-11-17 14:56:24,290 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1008 conditions, 365 events. 241/365 cut-off events. For 207/207 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 847 event pairs, 20 based on Foata normal form. 54/339 useless extension candidates. Maximal degree in co-relation 993. Up to 109 conditions per place. [2023-11-17 14:56:24,291 INFO L140 encePairwiseOnDemand]: 189/192 looper letters, 72 selfloop transitions, 11 changer transitions 0/83 dead transitions. [2023-11-17 14:56:24,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 83 transitions, 398 flow [2023-11-17 14:56:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 14:56:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-11-17 14:56:24,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1097 transitions. [2023-11-17 14:56:24,295 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4761284722222222 [2023-11-17 14:56:24,295 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1097 transitions. [2023-11-17 14:56:24,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1097 transitions. [2023-11-17 14:56:24,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:56:24,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1097 transitions. [2023-11-17 14:56:24,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 91.41666666666667) internal successors, (1097), 12 states have internal predecessors, (1097), 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) [2023-11-17 14:56:24,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 192.0) internal successors, (2496), 13 states have internal predecessors, (2496), 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) [2023-11-17 14:56:24,304 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 192.0) internal successors, (2496), 13 states have internal predecessors, (2496), 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) [2023-11-17 14:56:24,304 INFO L175 Difference]: Start difference. First operand has 25 places, 17 transitions, 76 flow. Second operand 12 states and 1097 transitions. [2023-11-17 14:56:24,304 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 83 transitions, 398 flow [2023-11-17 14:56:24,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 83 transitions, 384 flow, removed 6 selfloop flow, removed 1 redundant places. [2023-11-17 14:56:24,308 INFO L231 Difference]: Finished difference. Result has 41 places, 23 transitions, 146 flow [2023-11-17 14:56:24,308 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=146, PETRI_PLACES=41, PETRI_TRANSITIONS=23} [2023-11-17 14:56:24,309 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 23 predicate places. [2023-11-17 14:56:24,309 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 23 transitions, 146 flow [2023-11-17 14:56:24,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 85.38461538461539) internal successors, (1110), 13 states have internal predecessors, (1110), 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) [2023-11-17 14:56:24,310 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:24,310 INFO L208 CegarLoopForPetriNet]: trace histogram [10, 1, 1, 1, 1, 1, 1] [2023-11-17 14:56:24,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-17 14:56:24,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-17 14:56:24,518 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:24,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:24,518 INFO L85 PathProgramCache]: Analyzing trace with hash 32956701, now seen corresponding path program 3 times [2023-11-17 14:56:24,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:24,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894552833] [2023-11-17 14:56:24,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:24,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:24,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:24,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894552833] [2023-11-17 14:56:24,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894552833] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:56:24,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140127858] [2023-11-17 14:56:24,723 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-17 14:56:24,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:24,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:24,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:56:24,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 14:56:24,811 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-11-17 14:56:24,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 14:56:24,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-17 14:56:24,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:56:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:24,851 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:56:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:25,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140127858] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:56:25,051 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:56:25,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2023-11-17 14:56:25,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507666009] [2023-11-17 14:56:25,052 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:56:25,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-17 14:56:25,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:25,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-17 14:56:25,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2023-11-17 14:56:25,056 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 192 [2023-11-17 14:56:25,058 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 23 transitions, 146 flow. Second operand has 25 states, 25 states have (on average 85.2) internal successors, (2130), 25 states have internal predecessors, (2130), 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) [2023-11-17 14:56:25,059 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:25,059 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 192 [2023-11-17 14:56:25,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:56:25,348 INFO L124 PetriNetUnfolderBase]: 457/689 cut-off events. [2023-11-17 14:56:25,348 INFO L125 PetriNetUnfolderBase]: For 4203/4203 co-relation queries the response was YES. [2023-11-17 14:56:25,350 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2140 conditions, 689 events. 457/689 cut-off events. For 4203/4203 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1645 event pairs, 20 based on Foata normal form. 108/645 useless extension candidates. Maximal degree in co-relation 2118. Up to 190 conditions per place. [2023-11-17 14:56:25,354 INFO L140 encePairwiseOnDemand]: 189/192 looper letters, 144 selfloop transitions, 23 changer transitions 0/167 dead transitions. [2023-11-17 14:56:25,354 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 167 transitions, 840 flow [2023-11-17 14:56:25,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-17 14:56:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2023-11-17 14:56:25,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2195 transitions. [2023-11-17 14:56:25,360 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4763454861111111 [2023-11-17 14:56:25,360 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 2195 transitions. [2023-11-17 14:56:25,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 2195 transitions. [2023-11-17 14:56:25,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:56:25,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2195 transitions. [2023-11-17 14:56:25,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 91.45833333333333) internal successors, (2195), 24 states have internal predecessors, (2195), 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) [2023-11-17 14:56:25,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 192.0) internal successors, (4800), 25 states have internal predecessors, (4800), 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) [2023-11-17 14:56:25,375 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 192.0) internal successors, (4800), 25 states have internal predecessors, (4800), 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) [2023-11-17 14:56:25,375 INFO L175 Difference]: Start difference. First operand has 41 places, 23 transitions, 146 flow. Second operand 24 states and 2195 transitions. [2023-11-17 14:56:25,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 167 transitions, 840 flow [2023-11-17 14:56:25,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 167 transitions, 768 flow, removed 31 selfloop flow, removed 5 redundant places. [2023-11-17 14:56:25,383 INFO L231 Difference]: Finished difference. Result has 71 places, 35 transitions, 266 flow [2023-11-17 14:56:25,383 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=266, PETRI_PLACES=71, PETRI_TRANSITIONS=35} [2023-11-17 14:56:25,384 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 53 predicate places. [2023-11-17 14:56:25,384 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 35 transitions, 266 flow [2023-11-17 14:56:25,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 85.2) internal successors, (2130), 25 states have internal predecessors, (2130), 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) [2023-11-17 14:56:25,385 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:25,385 INFO L208 CegarLoopForPetriNet]: trace histogram [22, 1, 1, 1, 1, 1, 1] [2023-11-17 14:56:25,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-17 14:56:25,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:25,592 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:25,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:25,593 INFO L85 PathProgramCache]: Analyzing trace with hash 425270109, now seen corresponding path program 4 times [2023-11-17 14:56:25,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:25,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929089386] [2023-11-17 14:56:25,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:25,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:26,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:26,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929089386] [2023-11-17 14:56:26,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929089386] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:56:26,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1766410057] [2023-11-17 14:56:26,102 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-17 14:56:26,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:26,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:26,104 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:56:26,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 14:56:26,213 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-17 14:56:26,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 14:56:26,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-17 14:56:26,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:56:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:26,266 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:56:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:26,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1766410057] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:56:26,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:56:26,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 26 [2023-11-17 14:56:26,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507722895] [2023-11-17 14:56:26,599 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:56:26,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-11-17 14:56:26,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:26,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-11-17 14:56:26,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2023-11-17 14:56:26,603 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 192 [2023-11-17 14:56:26,605 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 35 transitions, 266 flow. Second operand has 27 states, 27 states have (on average 85.22222222222223) internal successors, (2301), 27 states have internal predecessors, (2301), 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) [2023-11-17 14:56:26,605 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:26,606 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 192 [2023-11-17 14:56:26,606 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:56:26,917 INFO L124 PetriNetUnfolderBase]: 493/743 cut-off events. [2023-11-17 14:56:26,917 INFO L125 PetriNetUnfolderBase]: For 5553/5553 co-relation queries the response was YES. [2023-11-17 14:56:26,920 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2422 conditions, 743 events. 493/743 cut-off events. For 5553/5553 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1777 event pairs, 20 based on Foata normal form. 18/597 useless extension candidates. Maximal degree in co-relation 2388. Up to 166 conditions per place. [2023-11-17 14:56:26,924 INFO L140 encePairwiseOnDemand]: 189/192 looper letters, 156 selfloop transitions, 25 changer transitions 0/181 dead transitions. [2023-11-17 14:56:26,924 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 181 transitions, 932 flow [2023-11-17 14:56:26,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-17 14:56:26,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2023-11-17 14:56:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 2367 transitions. [2023-11-17 14:56:26,930 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47415865384615385 [2023-11-17 14:56:26,931 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 2367 transitions. [2023-11-17 14:56:26,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 2367 transitions. [2023-11-17 14:56:26,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:56:26,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 2367 transitions. [2023-11-17 14:56:26,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 91.03846153846153) internal successors, (2367), 26 states have internal predecessors, (2367), 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) [2023-11-17 14:56:26,943 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 192.0) internal successors, (5184), 27 states have internal predecessors, (5184), 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) [2023-11-17 14:56:26,945 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 192.0) internal successors, (5184), 27 states have internal predecessors, (5184), 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) [2023-11-17 14:56:26,945 INFO L175 Difference]: Start difference. First operand has 71 places, 35 transitions, 266 flow. Second operand 26 states and 2367 transitions. [2023-11-17 14:56:26,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 181 transitions, 932 flow [2023-11-17 14:56:26,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 181 transitions, 832 flow, removed 39 selfloop flow, removed 11 redundant places. [2023-11-17 14:56:26,958 INFO L231 Difference]: Finished difference. Result has 87 places, 37 transitions, 242 flow [2023-11-17 14:56:26,958 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=242, PETRI_PLACES=87, PETRI_TRANSITIONS=37} [2023-11-17 14:56:26,959 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 69 predicate places. [2023-11-17 14:56:26,959 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 37 transitions, 242 flow [2023-11-17 14:56:26,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 85.22222222222223) internal successors, (2301), 27 states have internal predecessors, (2301), 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) [2023-11-17 14:56:26,960 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:56:26,960 INFO L208 CegarLoopForPetriNet]: trace histogram [24, 1, 1, 1, 1, 1, 1] [2023-11-17 14:56:26,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-17 14:56:27,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:27,167 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:56:27,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:56:27,168 INFO L85 PathProgramCache]: Analyzing trace with hash 662682557, now seen corresponding path program 5 times [2023-11-17 14:56:27,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:56:27,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552361356] [2023-11-17 14:56:27,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:56:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:56:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:56:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:28,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:56:28,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552361356] [2023-11-17 14:56:28,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552361356] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:56:28,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589197639] [2023-11-17 14:56:28,829 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-17 14:56:28,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:56:28,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:56:28,831 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:56:28,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-17 14:56:28,939 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-11-17 14:56:28,939 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 14:56:28,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 80 conjunts are in the unsatisfiable core [2023-11-17 14:56:28,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:56:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 253 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:30,193 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:56:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:56:31,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589197639] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:56:31,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:56:31,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 75 [2023-11-17 14:56:31,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255398659] [2023-11-17 14:56:31,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:56:31,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2023-11-17 14:56:31,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:56:31,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2023-11-17 14:56:31,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1048, Invalid=4804, Unknown=0, NotChecked=0, Total=5852 [2023-11-17 14:56:31,818 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 192 [2023-11-17 14:56:31,823 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 37 transitions, 242 flow. Second operand has 77 states, 77 states have (on average 78.16883116883118) internal successors, (6019), 77 states have internal predecessors, (6019), 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) [2023-11-17 14:56:31,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:56:31,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 192 [2023-11-17 14:56:31,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-17 14:57:27,532 INFO L124 PetriNetUnfolderBase]: 87355/131052 cut-off events. [2023-11-17 14:57:27,532 INFO L125 PetriNetUnfolderBase]: For 743121/743121 co-relation queries the response was YES. [2023-11-17 14:57:28,128 INFO L83 FinitePrefix]: Finished finitePrefix Result has 412806 conditions, 131052 events. 87355/131052 cut-off events. For 743121/743121 co-relation queries the response was YES. Maximal size of possible extension queue 2529. Compared 979789 event pairs, 101 based on Foata normal form. 209/98523 useless extension candidates. Maximal degree in co-relation 412770. Up to 27314 conditions per place. [2023-11-17 14:57:28,871 INFO L140 encePairwiseOnDemand]: 187/192 looper letters, 1759 selfloop transitions, 5829 changer transitions 0/7588 dead transitions. [2023-11-17 14:57:28,871 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 438 places, 7588 transitions, 67711 flow [2023-11-17 14:57:28,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 352 states. [2023-11-17 14:57:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2023-11-17 14:57:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 29917 transitions. [2023-11-17 14:57:28,922 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4426639441287879 [2023-11-17 14:57:28,923 INFO L72 ComplementDD]: Start complementDD. Operand 352 states and 29917 transitions. [2023-11-17 14:57:28,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 352 states and 29917 transitions. [2023-11-17 14:57:28,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-17 14:57:28,935 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 352 states and 29917 transitions. [2023-11-17 14:57:29,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 353 states, 352 states have (on average 84.99147727272727) internal successors, (29917), 352 states have internal predecessors, (29917), 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) [2023-11-17 14:57:29,092 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 353 states, 353 states have (on average 192.0) internal successors, (67776), 353 states have internal predecessors, (67776), 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) [2023-11-17 14:57:29,116 INFO L81 ComplementDD]: Finished complementDD. Result has 353 states, 353 states have (on average 192.0) internal successors, (67776), 353 states have internal predecessors, (67776), 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) [2023-11-17 14:57:29,117 INFO L175 Difference]: Start difference. First operand has 87 places, 37 transitions, 242 flow. Second operand 352 states and 29917 transitions. [2023-11-17 14:57:29,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 438 places, 7588 transitions, 67711 flow [2023-11-17 14:57:36,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 415 places, 7588 transitions, 54901 flow, removed 2193 selfloop flow, removed 23 redundant places. [2023-11-17 14:57:36,337 INFO L231 Difference]: Finished difference. Result has 443 places, 5866 transitions, 35338 flow [2023-11-17 14:57:36,338 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=352, PETRI_FLOW=35338, PETRI_PLACES=443, PETRI_TRANSITIONS=5866} [2023-11-17 14:57:36,338 INFO L281 CegarLoopForPetriNet]: 18 programPoint places, 425 predicate places. [2023-11-17 14:57:36,339 INFO L495 AbstractCegarLoop]: Abstraction has has 443 places, 5866 transitions, 35338 flow [2023-11-17 14:57:36,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 78.16883116883118) internal successors, (6019), 77 states have internal predecessors, (6019), 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) [2023-11-17 14:57:36,340 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-17 14:57:36,340 INFO L208 CegarLoopForPetriNet]: trace histogram [24, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-17 14:57:36,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-17 14:57:36,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:57:36,548 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 14:57:36,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 14:57:36,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1492609257, now seen corresponding path program 1 times [2023-11-17 14:57:36,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 14:57:36,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093602673] [2023-11-17 14:57:36,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:57:36,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 14:57:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:57:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:57:38,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 14:57:38,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093602673] [2023-11-17 14:57:38,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093602673] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 14:57:38,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113983872] [2023-11-17 14:57:38,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 14:57:38,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 14:57:38,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 14:57:38,161 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 14:57:38,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-17 14:57:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 14:57:38,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 82 conjunts are in the unsatisfiable core [2023-11-17 14:57:38,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 14:57:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 211 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:57:39,495 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 14:57:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 14:57:41,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113983872] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 14:57:41,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 14:57:41,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 81 [2023-11-17 14:57:41,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841721202] [2023-11-17 14:57:41,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 14:57:41,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2023-11-17 14:57:41,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 14:57:41,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2023-11-17 14:57:41,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1091, Invalid=5715, Unknown=0, NotChecked=0, Total=6806 [2023-11-17 14:57:41,025 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 192 [2023-11-17 14:57:41,029 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 443 places, 5866 transitions, 35338 flow. Second operand has 83 states, 83 states have (on average 78.19277108433735) internal successors, (6490), 83 states have internal predecessors, (6490), 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) [2023-11-17 14:57:41,029 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-17 14:57:41,029 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 192 [2023-11-17 14:57:41,029 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2023-11-17 15:02:53,815 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 15:02:53,815 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 15:02:54,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-17 15:02:54,869 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 [2023-11-17 15:02:58,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 568 states. [2023-11-17 15:02:58,392 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-11-17 15:02:58,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-17 15:02:58,392 WARN L619 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (83states, 77/192 universal loopers) in iteration 7,while PetriNetUnfolder was constructing finite prefix that currently has 1054708 conditions, 362554 events (238749/362553 cut-off events. For 143172/143172 co-relation queries the response was YES. Maximal size of possible extension queue 42974. Compared 3694397 event pairs, 3348 based on Foata normal form. 0/405530 useless extension candidates. Maximal degree in co-relation 1054652. Up to 78717 conditions per place.). [2023-11-17 15:02:58,394 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-11-17 15:02:58,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-11-17 15:02:58,395 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2023-11-17 15:02:58,425 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 15:02:58,426 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 15:02:58,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 03:02:58 BasicIcfg [2023-11-17 15:02:58,429 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 15:02:58,429 INFO L158 Benchmark]: Toolchain (without parser) took 399737.73ms. Allocated memory was 292.6MB in the beginning and 6.7GB in the end (delta: 6.4GB). Free memory was 235.9MB in the beginning and 2.2GB in the end (delta: -1.9GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2023-11-17 15:02:58,429 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 208.7MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 15:02:58,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.27ms. Allocated memory is still 292.6MB. Free memory was 235.9MB in the beginning and 216.5MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-11-17 15:02:58,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.88ms. Allocated memory is still 292.6MB. Free memory was 216.5MB in the beginning and 214.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-11-17 15:02:58,430 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 292.6MB. Free memory was 214.4MB in the beginning and 212.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-11-17 15:02:58,430 INFO L158 Benchmark]: RCFGBuilder took 399.97ms. Allocated memory is still 292.6MB. Free memory was 212.8MB in the beginning and 198.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-11-17 15:02:58,431 INFO L158 Benchmark]: TraceAbstraction took 398794.63ms. Allocated memory was 292.6MB in the beginning and 6.7GB in the end (delta: 6.4GB). Free memory was 198.1MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2023-11-17 15:02:58,432 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 208.7MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 442.27ms. Allocated memory is still 292.6MB. Free memory was 235.9MB in the beginning and 216.5MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.88ms. Allocated memory is still 292.6MB. Free memory was 216.5MB in the beginning and 214.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 292.6MB. Free memory was 214.4MB in the beginning and 212.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 399.97ms. Allocated memory is still 292.6MB. Free memory was 212.8MB in the beginning and 198.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 398794.63ms. Allocated memory was 292.6MB in the beginning and 6.7GB in the end (delta: 6.4GB). Free memory was 198.1MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.9s, 95 PlacesBefore, 18 PlacesAfterwards, 95 TransitionsBefore, 14 TransitionsAfterwards, 2134 CoEnabledTransitionPairs, 6 FixpointIterations, 25 TrivialSequentialCompositions, 54 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 12 ConcurrentYvCompositions, 4 ChoiceCompositions, 95 TotalNumberOfCompositions, 1542 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1472, independent: 1465, independent conditional: 0, independent unconditional: 1465, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1360, independent: 1355, independent conditional: 0, independent unconditional: 1355, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1360, independent: 1355, independent conditional: 0, independent unconditional: 1355, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1472, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 1360, unknown conditional: 0, unknown unconditional: 1360] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 0, Positive unconditional cache size: 3, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (83states, 77/192 universal loopers) in iteration 7,while PetriNetUnfolder was constructing finite prefix that currently has 1054708 conditions, 362554 events (238749/362553 cut-off events. For 143172/143172 co-relation queries the response was YES. Maximal size of possible extension queue 42974. Compared 3694397 event pairs, 3348 based on Foata normal form. 0/405530 useless extension candidates. Maximal degree in co-relation 1054652. Up to 78717 conditions per place.). - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (83states, 77/192 universal loopers) in iteration 7,while PetriNetUnfolder was constructing finite prefix that currently has 1054708 conditions, 362554 events (238749/362553 cut-off events. For 143172/143172 co-relation queries the response was YES. Maximal size of possible extension queue 42974. Compared 3694397 event pairs, 3348 based on Foata normal form. 0/405530 useless extension candidates. Maximal degree in co-relation 1054652. Up to 78717 conditions per place.). - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (83states, 77/192 universal loopers) in iteration 7,while PetriNetUnfolder was constructing finite prefix that currently has 1054708 conditions, 362554 events (238749/362553 cut-off events. For 143172/143172 co-relation queries the response was YES. Maximal size of possible extension queue 42974. Compared 3694397 event pairs, 3348 based on Foata normal form. 0/405530 useless extension candidates. Maximal degree in co-relation 1054652. Up to 78717 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 113 locations, 3 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: 398.7s, OverallIterations: 7, TraceHistogramMax: 24, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 383.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16044 SdHoareTripleChecker+Valid, 9.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16044 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 8.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4456 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12074 IncrementalHoareTripleChecker+Invalid, 16530 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4456 mSolverCounterUnsat, 0 mSDtfsCounter, 12074 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1196 GetRequests, 92 SyntacticMatches, 22 SemanticMatches, 1082 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263116 ImplicationChecksByTransitivity, 134.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35338occurred in iteration=6, InterpolantAutomatonStates: 423, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 359 ConstructedInterpolants, 0 QuantifiedInterpolants, 3682 SizeOfPredicates, 46 NumberOfNonLiveVariables, 1477 ConjunctsInSsa, 207 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 464/2760 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown !ENTRY org.eclipse.osgi 4 0 2023-11-17 15:02:58.479 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03c7d7/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03c7d7/.metadata/.log.