./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:13:10,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:13:10,882 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-08 05:13:10,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:13:10,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:13:10,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:13:10,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:13:10,908 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:13:10,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:13:10,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:13:10,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:13:10,912 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:13:10,913 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:13:10,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:13:10,913 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:13:10,914 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:13:10,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:13:10,914 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 [2025-02-08 05:13:11,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:13:11,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:13:11,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:13:11,138 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:13:11,139 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:13:11,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2025-02-08 05:13:12,310 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30fff6a9a/731b379e6a7e44a4a9e147b6e8f77b63/FLAGf6388f690 [2025-02-08 05:13:12,619 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:13:12,620 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2025-02-08 05:13:12,630 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30fff6a9a/731b379e6a7e44a4a9e147b6e8f77b63/FLAGf6388f690 [2025-02-08 05:13:12,900 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30fff6a9a/731b379e6a7e44a4a9e147b6e8f77b63 [2025-02-08 05:13:12,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:13:12,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:13:12,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:13:12,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:13:12,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:13:12,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:13:12" (1/1) ... [2025-02-08 05:13:12,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaa85da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:12, skipping insertion in model container [2025-02-08 05:13:12,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:13:12" (1/1) ... [2025-02-08 05:13:12,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:13:13,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:13:13,220 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:13:13,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:13:13,308 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:13:13,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13 WrapperNode [2025-02-08 05:13:13,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:13:13,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:13:13,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:13:13,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:13:13,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,358 INFO L138 Inliner]: procedures = 177, calls = 40, calls flagged for inlining = 35, calls inlined = 46, statements flattened = 466 [2025-02-08 05:13:13,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:13:13,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:13:13,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:13:13,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:13:13,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,389 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:13:13,400 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:13:13,403 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:13:13,404 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:13:13,404 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (1/1) ... [2025-02-08 05:13:13,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:13:13,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:13:13,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 05:13:13,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 05:13:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-02-08 05:13:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-02-08 05:13:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:13:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-08 05:13:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:13:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:13:13,473 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 05:13:13,573 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:13:13,574 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:13:14,078 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-3: assume { :end_inline_space_map_alloc } true;assume -2147483648 <= #t~ret23#1 && #t~ret23#1 <= 2147483647; [2025-02-08 05:13:14,078 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-4: havoc space_map_alloc_#t~nondet14#1, space_map_alloc_#t~nondet15#1; [2025-02-08 05:13:14,078 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-5: #t~ret23#1 := space_map_alloc_#res#1; [2025-02-08 05:13:14,078 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L748: havoc space_map_alloc_#t~nondet15#1; [2025-02-08 05:13:14,095 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:13:14,095 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:13:14,248 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:13:14,249 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:13:14,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:13:14 BoogieIcfgContainer [2025-02-08 05:13:14,249 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:13:14,250 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:13:14,250 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:13:14,253 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:13:14,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:13:12" (1/3) ... [2025-02-08 05:13:14,254 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297d701f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:13:14, skipping insertion in model container [2025-02-08 05:13:14,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:13:13" (2/3) ... [2025-02-08 05:13:14,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297d701f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:13:14, skipping insertion in model container [2025-02-08 05:13:14,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:13:14" (3/3) ... [2025-02-08 05:13:14,256 INFO L128 eAbstractionObserver]: Analyzing ICFG 44_Solaris_space_map_sliced.i [2025-02-08 05:13:14,268 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:13:14,271 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 44_Solaris_space_map_sliced.i that has 2 procedures, 349 locations, 1 initial locations, 5 loop locations, and 56 error locations. [2025-02-08 05:13:14,271 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:13:14,377 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-08 05:13:14,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 352 places, 398 transitions, 800 flow [2025-02-08 05:13:14,497 INFO L124 PetriNetUnfolderBase]: 49/405 cut-off events. [2025-02-08 05:13:14,499 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:13:14,504 INFO L83 FinitePrefix]: Finished finitePrefix Result has 409 conditions, 405 events. 49/405 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1647 event pairs, 0 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 383. Up to 7 conditions per place. [2025-02-08 05:13:14,504 INFO L82 GeneralOperation]: Start removeDead. Operand has 352 places, 398 transitions, 800 flow [2025-02-08 05:13:14,513 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 352 places, 398 transitions, 800 flow [2025-02-08 05:13:14,522 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:13:14,536 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@254bd62b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:13:14,537 INFO L334 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2025-02-08 05:13:14,541 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:13:14,542 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2025-02-08 05:13:14,542 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:13:14,542 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:14,543 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:14,543 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err55ASSERT_VIOLATIONDATA_RACE === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2025-02-08 05:13:14,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:14,547 INFO L85 PathProgramCache]: Analyzing trace with hash 176498188, now seen corresponding path program 1 times [2025-02-08 05:13:14,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:14,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970272275] [2025-02-08 05:13:14,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:14,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-02-08 05:13:14,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-02-08 05:13:14,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:14,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:13:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:13:14,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:13:14,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970272275] [2025-02-08 05:13:14,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970272275] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:13:14,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:13:14,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-02-08 05:13:14,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052394290] [2025-02-08 05:13:14,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:13:14,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 05:13:14,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:13:14,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 05:13:14,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 05:13:14,704 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 398 [2025-02-08 05:13:14,707 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 398 transitions, 800 flow. Second operand has 2 states, 2 states have (on average 317.0) internal successors, (634), 2 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:14,707 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:13:14,707 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 398 [2025-02-08 05:13:14,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:13:14,789 INFO L124 PetriNetUnfolderBase]: 26/303 cut-off events. [2025-02-08 05:13:14,791 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-08 05:13:14,792 INFO L83 FinitePrefix]: Finished finitePrefix Result has 322 conditions, 303 events. 26/303 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1046 event pairs, 0 based on Foata normal form. 29/263 useless extension candidates. Maximal degree in co-relation 298. Up to 15 conditions per place. [2025-02-08 05:13:14,794 INFO L140 encePairwiseOnDemand]: 357/398 looper letters, 14 selfloop transitions, 0 changer transitions 0/300 dead transitions. [2025-02-08 05:13:14,794 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 300 transitions, 632 flow [2025-02-08 05:13:14,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 05:13:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 05:13:14,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 687 transitions. [2025-02-08 05:13:14,807 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8630653266331658 [2025-02-08 05:13:14,807 INFO L175 Difference]: Start difference. First operand has 352 places, 398 transitions, 800 flow. Second operand 2 states and 687 transitions. [2025-02-08 05:13:14,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 300 transitions, 632 flow [2025-02-08 05:13:14,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 300 transitions, 632 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 05:13:14,817 INFO L231 Difference]: Finished difference. Result has 278 places, 300 transitions, 604 flow [2025-02-08 05:13:14,819 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=398, PETRI_DIFFERENCE_MINUEND_FLOW=604, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=604, PETRI_PLACES=278, PETRI_TRANSITIONS=300} [2025-02-08 05:13:14,821 INFO L279 CegarLoopForPetriNet]: 352 programPoint places, -74 predicate places. [2025-02-08 05:13:14,821 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 300 transitions, 604 flow [2025-02-08 05:13:14,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 317.0) internal successors, (634), 2 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:14,822 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:14,822 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:14,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 05:13:14,822 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2025-02-08 05:13:14,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:14,823 INFO L85 PathProgramCache]: Analyzing trace with hash 2102001013, now seen corresponding path program 1 times [2025-02-08 05:13:14,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:14,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365125089] [2025-02-08 05:13:14,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:14,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:14,837 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-08 05:13:14,844 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-08 05:13:14,847 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:14,847 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 05:13:14,848 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 05:13:14,849 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-08 05:13:14,856 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-08 05:13:14,857 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:14,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 05:13:14,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 05:13:14,870 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-08 05:13:14,871 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (112 of 113 remaining) [2025-02-08 05:13:14,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (111 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (110 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (109 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (108 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (107 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (106 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (105 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (104 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (103 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (102 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (101 of 113 remaining) [2025-02-08 05:13:14,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (100 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (99 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (98 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (97 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (96 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (95 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (94 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (93 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (92 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (91 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (90 of 113 remaining) [2025-02-08 05:13:14,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (89 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (88 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (87 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (86 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (85 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (84 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (83 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (82 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (81 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (80 of 113 remaining) [2025-02-08 05:13:14,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (79 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (78 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (77 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (76 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (75 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (74 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (73 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (72 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (71 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (70 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (69 of 113 remaining) [2025-02-08 05:13:14,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (68 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (67 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (66 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (65 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (64 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (63 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (62 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (61 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (60 of 113 remaining) [2025-02-08 05:13:14,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (59 of 113 remaining) [2025-02-08 05:13:14,878 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (58 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (57 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (56 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (55 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (54 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (53 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (52 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (51 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (50 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (49 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (48 of 113 remaining) [2025-02-08 05:13:14,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (47 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (46 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (45 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (42 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (41 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (40 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (39 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (38 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (37 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (36 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (35 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (34 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (33 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (32 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (31 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (30 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (29 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (28 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (27 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (26 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (25 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (24 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (23 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (22 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (20 of 113 remaining) [2025-02-08 05:13:14,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (19 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (18 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (17 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (16 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (15 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (14 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (13 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (12 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (11 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (10 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (9 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (8 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (7 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (6 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (5 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (4 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (3 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (2 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (1 of 113 remaining) [2025-02-08 05:13:14,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (0 of 113 remaining) [2025-02-08 05:13:14,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 05:13:14,883 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-08 05:13:14,885 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-08 05:13:14,885 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-02-08 05:13:14,938 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-08 05:13:14,946 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 682 places, 775 transitions, 1560 flow [2025-02-08 05:13:15,100 INFO L124 PetriNetUnfolderBase]: 98/789 cut-off events. [2025-02-08 05:13:15,100 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-02-08 05:13:15,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 797 conditions, 789 events. 98/789 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4541 event pairs, 0 based on Foata normal form. 0/552 useless extension candidates. Maximal degree in co-relation 759. Up to 7 conditions per place. [2025-02-08 05:13:15,115 INFO L82 GeneralOperation]: Start removeDead. Operand has 682 places, 775 transitions, 1560 flow [2025-02-08 05:13:15,129 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 682 places, 775 transitions, 1560 flow [2025-02-08 05:13:15,130 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:13:15,130 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@254bd62b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:13:15,130 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2025-02-08 05:13:15,132 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:13:15,132 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2025-02-08 05:13:15,132 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:13:15,133 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:15,133 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:15,133 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err55ASSERT_VIOLATIONDATA_RACE === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-02-08 05:13:15,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:15,133 INFO L85 PathProgramCache]: Analyzing trace with hash 352997291, now seen corresponding path program 1 times [2025-02-08 05:13:15,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:15,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871763202] [2025-02-08 05:13:15,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:15,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:15,140 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-02-08 05:13:15,142 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-02-08 05:13:15,142 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:15,143 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:13:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:13:15,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:13:15,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871763202] [2025-02-08 05:13:15,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871763202] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:13:15,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:13:15,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-02-08 05:13:15,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929985694] [2025-02-08 05:13:15,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:13:15,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 05:13:15,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:13:15,157 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 05:13:15,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 05:13:15,158 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 612 out of 775 [2025-02-08 05:13:15,159 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 682 places, 775 transitions, 1560 flow. Second operand has 2 states, 2 states have (on average 613.0) internal successors, (1226), 2 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:15,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:13:15,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 612 of 775 [2025-02-08 05:13:15,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:13:15,657 INFO L124 PetriNetUnfolderBase]: 621/4631 cut-off events. [2025-02-08 05:13:15,657 INFO L125 PetriNetUnfolderBase]: For 44/44 co-relation queries the response was YES. [2025-02-08 05:13:15,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5105 conditions, 4631 events. 621/4631 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 142. Compared 45282 event pairs, 182 based on Foata normal form. 590/4140 useless extension candidates. Maximal degree in co-relation 4713. Up to 427 conditions per place. [2025-02-08 05:13:15,709 INFO L140 encePairwiseOnDemand]: 694/775 looper letters, 28 selfloop transitions, 0 changer transitions 0/583 dead transitions. [2025-02-08 05:13:15,709 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 537 places, 583 transitions, 1232 flow [2025-02-08 05:13:15,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 05:13:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 05:13:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1333 transitions. [2025-02-08 05:13:15,716 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.86 [2025-02-08 05:13:15,716 INFO L175 Difference]: Start difference. First operand has 682 places, 775 transitions, 1560 flow. Second operand 2 states and 1333 transitions. [2025-02-08 05:13:15,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 537 places, 583 transitions, 1232 flow [2025-02-08 05:13:15,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 537 places, 583 transitions, 1232 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 05:13:15,766 INFO L231 Difference]: Finished difference. Result has 537 places, 583 transitions, 1176 flow [2025-02-08 05:13:15,768 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=775, PETRI_DIFFERENCE_MINUEND_FLOW=1176, PETRI_DIFFERENCE_MINUEND_PLACES=536, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=583, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=583, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1176, PETRI_PLACES=537, PETRI_TRANSITIONS=583} [2025-02-08 05:13:15,768 INFO L279 CegarLoopForPetriNet]: 682 programPoint places, -145 predicate places. [2025-02-08 05:13:15,768 INFO L471 AbstractCegarLoop]: Abstraction has has 537 places, 583 transitions, 1176 flow [2025-02-08 05:13:15,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 613.0) internal successors, (1226), 2 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:15,771 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:15,771 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:15,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 05:13:15,771 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err53ASSERT_VIOLATIONDATA_RACE === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-02-08 05:13:15,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:15,771 INFO L85 PathProgramCache]: Analyzing trace with hash -71938993, now seen corresponding path program 1 times [2025-02-08 05:13:15,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:15,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888793568] [2025-02-08 05:13:15,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:15,786 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-08 05:13:15,795 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-08 05:13:15,795 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:15,795 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:13:15,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:13:15,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:13:15,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888793568] [2025-02-08 05:13:15,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888793568] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:13:15,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:13:15,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:13:15,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422236336] [2025-02-08 05:13:15,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:13:15,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:13:15,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:13:15,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:13:15,839 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:13:15,938 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 516 out of 775 [2025-02-08 05:13:15,939 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 537 places, 583 transitions, 1176 flow. Second operand has 3 states, 3 states have (on average 517.3333333333334) internal successors, (1552), 3 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:15,939 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:13:15,939 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 516 of 775 [2025-02-08 05:13:15,939 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:13:17,990 INFO L124 PetriNetUnfolderBase]: 6140/30620 cut-off events. [2025-02-08 05:13:17,991 INFO L125 PetriNetUnfolderBase]: For 140/140 co-relation queries the response was YES. [2025-02-08 05:13:18,064 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38836 conditions, 30620 events. 6140/30620 cut-off events. For 140/140 co-relation queries the response was YES. Maximal size of possible extension queue 663. Compared 410680 event pairs, 1012 based on Foata normal form. 0/24100 useless extension candidates. Maximal degree in co-relation 38831. Up to 5092 conditions per place. [2025-02-08 05:13:18,135 INFO L140 encePairwiseOnDemand]: 653/775 looper letters, 125 selfloop transitions, 90 changer transitions 0/674 dead transitions. [2025-02-08 05:13:18,135 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 539 places, 674 transitions, 1793 flow [2025-02-08 05:13:18,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:13:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:13:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1795 transitions. [2025-02-08 05:13:18,141 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7720430107526882 [2025-02-08 05:13:18,141 INFO L175 Difference]: Start difference. First operand has 537 places, 583 transitions, 1176 flow. Second operand 3 states and 1795 transitions. [2025-02-08 05:13:18,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 539 places, 674 transitions, 1793 flow [2025-02-08 05:13:18,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 539 places, 674 transitions, 1793 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 05:13:18,150 INFO L231 Difference]: Finished difference. Result has 541 places, 673 transitions, 1960 flow [2025-02-08 05:13:18,150 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=775, PETRI_DIFFERENCE_MINUEND_FLOW=1176, PETRI_DIFFERENCE_MINUEND_PLACES=537, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=583, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=493, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1960, PETRI_PLACES=541, PETRI_TRANSITIONS=673} [2025-02-08 05:13:18,151 INFO L279 CegarLoopForPetriNet]: 682 programPoint places, -141 predicate places. [2025-02-08 05:13:18,152 INFO L471 AbstractCegarLoop]: Abstraction has has 541 places, 673 transitions, 1960 flow [2025-02-08 05:13:18,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 517.3333333333334) internal successors, (1552), 3 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:18,153 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:18,153 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:18,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 05:13:18,153 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-02-08 05:13:18,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:18,154 INFO L85 PathProgramCache]: Analyzing trace with hash -636476272, now seen corresponding path program 1 times [2025-02-08 05:13:18,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:18,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520687812] [2025-02-08 05:13:18,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:18,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:18,163 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-08 05:13:18,168 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-08 05:13:18,170 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:18,170 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 05:13:18,170 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 05:13:18,173 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-08 05:13:18,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-08 05:13:18,176 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:18,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 05:13:18,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 05:13:18,179 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (168 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2025-02-08 05:13:18,179 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2025-02-08 05:13:18,180 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2025-02-08 05:13:18,181 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2025-02-08 05:13:18,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2025-02-08 05:13:18,183 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (93 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (92 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (91 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (90 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2025-02-08 05:13:18,184 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2025-02-08 05:13:18,185 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2025-02-08 05:13:18,186 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2025-02-08 05:13:18,187 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2025-02-08 05:13:18,188 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2025-02-08 05:13:18,188 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2025-02-08 05:13:18,190 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2025-02-08 05:13:18,190 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2025-02-08 05:13:18,190 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2025-02-08 05:13:18,191 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2025-02-08 05:13:18,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 05:13:18,191 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-08 05:13:18,192 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-08 05:13:18,192 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-02-08 05:13:18,267 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-08 05:13:18,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1012 places, 1152 transitions, 2322 flow [2025-02-08 05:13:18,546 INFO L124 PetriNetUnfolderBase]: 147/1173 cut-off events. [2025-02-08 05:13:18,546 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-02-08 05:13:18,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1186 conditions, 1173 events. 147/1173 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 7866 event pairs, 0 based on Foata normal form. 0/818 useless extension candidates. Maximal degree in co-relation 1135. Up to 7 conditions per place. [2025-02-08 05:13:18,586 INFO L82 GeneralOperation]: Start removeDead. Operand has 1012 places, 1152 transitions, 2322 flow [2025-02-08 05:13:18,610 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1012 places, 1152 transitions, 2322 flow [2025-02-08 05:13:18,617 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:13:18,618 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@254bd62b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:13:18,618 INFO L334 AbstractCegarLoop]: Starting to check reachability of 225 error locations. [2025-02-08 05:13:18,619 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:13:18,619 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2025-02-08 05:13:18,619 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:13:18,619 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:18,619 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:18,619 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err55ASSERT_VIOLATIONDATA_RACE === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2025-02-08 05:13:18,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:18,620 INFO L85 PathProgramCache]: Analyzing trace with hash -742602845, now seen corresponding path program 1 times [2025-02-08 05:13:18,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:18,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806644872] [2025-02-08 05:13:18,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:18,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:18,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-02-08 05:13:18,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-02-08 05:13:18,632 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:18,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:13:18,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:13:18,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:13:18,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806644872] [2025-02-08 05:13:18,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806644872] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:13:18,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:13:18,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-02-08 05:13:18,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494455260] [2025-02-08 05:13:18,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:13:18,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 05:13:18,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:13:18,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 05:13:18,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 05:13:18,648 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 908 out of 1152 [2025-02-08 05:13:18,651 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1012 places, 1152 transitions, 2322 flow. Second operand has 2 states, 2 states have (on average 909.0) internal successors, (1818), 2 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:18,652 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:13:18,652 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 908 of 1152 [2025-02-08 05:13:18,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:13:26,064 INFO L124 PetriNetUnfolderBase]: 12086/68884 cut-off events. [2025-02-08 05:13:26,065 INFO L125 PetriNetUnfolderBase]: For 1222/1222 co-relation queries the response was YES. [2025-02-08 05:13:26,687 INFO L83 FinitePrefix]: Finished finitePrefix Result has 79107 conditions, 68884 events. 12086/68884 cut-off events. For 1222/1222 co-relation queries the response was YES. Maximal size of possible extension queue 1954. Compared 1085222 event pairs, 5278 based on Foata normal form. 11239/64761 useless extension candidates. Maximal degree in co-relation 72827. Up to 9391 conditions per place. [2025-02-08 05:13:27,097 INFO L140 encePairwiseOnDemand]: 1031/1152 looper letters, 42 selfloop transitions, 0 changer transitions 0/866 dead transitions. [2025-02-08 05:13:27,097 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 796 places, 866 transitions, 1834 flow [2025-02-08 05:13:27,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 05:13:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 05:13:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1979 transitions. [2025-02-08 05:13:27,102 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8589409722222222 [2025-02-08 05:13:27,102 INFO L175 Difference]: Start difference. First operand has 1012 places, 1152 transitions, 2322 flow. Second operand 2 states and 1979 transitions. [2025-02-08 05:13:27,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 796 places, 866 transitions, 1834 flow [2025-02-08 05:13:27,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 796 places, 866 transitions, 1832 flow, removed 1 selfloop flow, removed 0 redundant places. [2025-02-08 05:13:27,115 INFO L231 Difference]: Finished difference. Result has 796 places, 866 transitions, 1748 flow [2025-02-08 05:13:27,116 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1152, PETRI_DIFFERENCE_MINUEND_FLOW=1748, PETRI_DIFFERENCE_MINUEND_PLACES=795, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=866, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=866, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1748, PETRI_PLACES=796, PETRI_TRANSITIONS=866} [2025-02-08 05:13:27,117 INFO L279 CegarLoopForPetriNet]: 1012 programPoint places, -216 predicate places. [2025-02-08 05:13:27,118 INFO L471 AbstractCegarLoop]: Abstraction has has 796 places, 866 transitions, 1748 flow [2025-02-08 05:13:27,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 909.0) internal successors, (1818), 2 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:27,119 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:13:27,119 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:13:27,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-08 05:13:27,119 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err53ASSERT_VIOLATIONDATA_RACE === [thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err54ASSERT_VIOLATIONDATA_RACE, thr1Err53ASSERT_VIOLATIONDATA_RACE, thr1Err52ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2025-02-08 05:13:27,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:13:27,119 INFO L85 PathProgramCache]: Analyzing trace with hash -676645305, now seen corresponding path program 1 times [2025-02-08 05:13:27,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:13:27,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248904282] [2025-02-08 05:13:27,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:13:27,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:13:27,129 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-08 05:13:27,131 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-08 05:13:27,131 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:13:27,131 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:13:27,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:13:27,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:13:27,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248904282] [2025-02-08 05:13:27,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248904282] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:13:27,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:13:27,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:13:27,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449705537] [2025-02-08 05:13:27,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:13:27,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:13:27,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:13:27,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:13:27,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:13:27,327 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 764 out of 1152 [2025-02-08 05:13:27,329 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 796 places, 866 transitions, 1748 flow. Second operand has 3 states, 3 states have (on average 765.3333333333334) internal successors, (2296), 3 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 05:13:27,329 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:13:27,329 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 764 of 1152 [2025-02-08 05:13:27,329 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand