./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:45:39,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:45:39,284 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:45:39,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:45:39,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:45:39,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:45:39,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:45:39,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:45:39,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:45:39,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:45:39,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:45:39,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:45:39,331 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:45:39,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:45:39,332 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:45:39,332 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:45:39,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:45:39,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:45:39,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:45:39,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:45:39,335 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:45:39,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:45:39,339 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:45:39,339 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:45:39,340 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:45:39,340 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:45:39,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:45:39,340 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:45:39,340 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:45:39,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:45:39,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:45:39,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:39,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:45:39,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:45:39,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:45:39,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:45:39,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:45:39,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:45:39,344 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:45:39,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:45:39,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:45:39,346 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2024-11-16 23:45:39,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:45:39,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:45:39,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:45:39,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:45:39,609 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:45:39,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-11-16 23:45:41,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:45:41,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:45:41,201 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-11-16 23:45:41,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75e9cf557/89f5c75daeaf47da87445a7be782453e/FLAGeef11a75a [2024-11-16 23:45:41,220 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75e9cf557/89f5c75daeaf47da87445a7be782453e [2024-11-16 23:45:41,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:45:41,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:45:41,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:41,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:45:41,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:45:41,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56085bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41, skipping insertion in model container [2024-11-16 23:45:41,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:45:41,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:41,546 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:45:41,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:41,620 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:45:41,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41 WrapperNode [2024-11-16 23:45:41,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:41,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:41,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:45:41,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:45:41,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,717 INFO L138 Inliner]: procedures = 24, calls = 49, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 607 [2024-11-16 23:45:41,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:41,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:45:41,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:45:41,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:45:41,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,795 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:45:41,814 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:45:41,814 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:45:41,814 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:45:41,815 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (1/1) ... [2024-11-16 23:45:41,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:41,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:45:41,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 23:45:41,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 23:45:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:45:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 23:45:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 23:45:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 23:45:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 23:45:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-16 23:45:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-16 23:45:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:45:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:45:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 23:45:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 23:45:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 23:45:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:45:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:45:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:45:41,918 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:45:42,043 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:45:42,045 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:45:42,839 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:45:42,839 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:45:43,218 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-16 23:45:43,232 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:45:43,234 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:45:43,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:43 BoogieIcfgContainer [2024-11-16 23:45:43,234 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:45:43,237 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:45:43,237 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:45:43,241 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:45:43,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:45:41" (1/3) ... [2024-11-16 23:45:43,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ecd7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:43, skipping insertion in model container [2024-11-16 23:45:43,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:41" (2/3) ... [2024-11-16 23:45:43,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ecd7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:43, skipping insertion in model container [2024-11-16 23:45:43,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:43" (3/3) ... [2024-11-16 23:45:43,244 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2024-11-16 23:45:43,279 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:45:43,280 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-11-16 23:45:43,280 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:45:43,454 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-16 23:45:43,507 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 476 places, 495 transitions, 1011 flow [2024-11-16 23:45:43,693 INFO L124 PetriNetUnfolderBase]: 29/492 cut-off events. [2024-11-16 23:45:43,694 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-16 23:45:43,705 INFO L83 FinitePrefix]: Finished finitePrefix Result has 505 conditions, 492 events. 29/492 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 823 event pairs, 0 based on Foata normal form. 0/373 useless extension candidates. Maximal degree in co-relation 439. Up to 3 conditions per place. [2024-11-16 23:45:43,706 INFO L82 GeneralOperation]: Start removeDead. Operand has 476 places, 495 transitions, 1011 flow [2024-11-16 23:45:43,722 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 457 places, 475 transitions, 968 flow [2024-11-16 23:45:43,738 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:45:43,748 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;@5ee9d95b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:45:43,748 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-11-16 23:45:43,756 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:45:43,756 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2024-11-16 23:45:43,757 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:45:43,757 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:43,758 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:43,759 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:43,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:43,764 INFO L85 PathProgramCache]: Analyzing trace with hash 731859587, now seen corresponding path program 1 times [2024-11-16 23:45:43,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:43,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658952539] [2024-11-16 23:45:43,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:43,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:43,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:43,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658952539] [2024-11-16 23:45:43,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658952539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:43,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:43,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:43,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342951563] [2024-11-16 23:45:43,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:43,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:44,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:44,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:44,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:44,080 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 495 [2024-11-16 23:45:44,093 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 457 places, 475 transitions, 968 flow. Second operand has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-16 23:45:44,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:44,093 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 495 [2024-11-16 23:45:44,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:44,441 INFO L124 PetriNetUnfolderBase]: 151/870 cut-off events. [2024-11-16 23:45:44,441 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-11-16 23:45:44,447 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1144 conditions, 870 events. 151/870 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3511 event pairs, 92 based on Foata normal form. 136/905 useless extension candidates. Maximal degree in co-relation 751. Up to 213 conditions per place. [2024-11-16 23:45:44,451 INFO L140 encePairwiseOnDemand]: 415/495 looper letters, 19 selfloop transitions, 2 changer transitions 7/397 dead transitions. [2024-11-16 23:45:44,452 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 397 transitions, 854 flow [2024-11-16 23:45:44,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:44,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:44,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1278 transitions. [2024-11-16 23:45:44,471 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8606060606060606 [2024-11-16 23:45:44,473 INFO L175 Difference]: Start difference. First operand has 457 places, 475 transitions, 968 flow. Second operand 3 states and 1278 transitions. [2024-11-16 23:45:44,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 397 transitions, 854 flow [2024-11-16 23:45:44,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 394 places, 397 transitions, 842 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-16 23:45:44,487 INFO L231 Difference]: Finished difference. Result has 394 places, 390 transitions, 790 flow [2024-11-16 23:45:44,489 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=800, PETRI_DIFFERENCE_MINUEND_PLACES=392, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=397, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=395, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=394, PETRI_TRANSITIONS=390} [2024-11-16 23:45:44,493 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -63 predicate places. [2024-11-16 23:45:44,493 INFO L471 AbstractCegarLoop]: Abstraction has has 394 places, 390 transitions, 790 flow [2024-11-16 23:45:44,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-16 23:45:44,494 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:44,494 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:44,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:45:44,495 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:44,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:44,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1695188386, now seen corresponding path program 1 times [2024-11-16 23:45:44,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:44,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960699013] [2024-11-16 23:45:44,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:44,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:44,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:44,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960699013] [2024-11-16 23:45:44,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960699013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:44,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:44,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:44,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321803831] [2024-11-16 23:45:44,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:44,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:44,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:44,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:44,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:44,608 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 495 [2024-11-16 23:45:44,610 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 394 places, 390 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-16 23:45:44,610 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:44,610 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 495 [2024-11-16 23:45:44,610 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:44,870 INFO L124 PetriNetUnfolderBase]: 151/862 cut-off events. [2024-11-16 23:45:44,871 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:44,873 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 862 events. 151/862 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3792 event pairs, 92 based on Foata normal form. 0/761 useless extension candidates. Maximal degree in co-relation 1063. Up to 213 conditions per place. [2024-11-16 23:45:44,876 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 19 selfloop transitions, 2 changer transitions 0/389 dead transitions. [2024-11-16 23:45:44,876 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 388 places, 389 transitions, 830 flow [2024-11-16 23:45:44,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1201 transitions. [2024-11-16 23:45:44,879 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8087542087542088 [2024-11-16 23:45:44,879 INFO L175 Difference]: Start difference. First operand has 394 places, 390 transitions, 790 flow. Second operand 3 states and 1201 transitions. [2024-11-16 23:45:44,879 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 388 places, 389 transitions, 830 flow [2024-11-16 23:45:44,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 386 places, 389 transitions, 826 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:44,888 INFO L231 Difference]: Finished difference. Result has 386 places, 389 transitions, 788 flow [2024-11-16 23:45:44,889 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=384, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=387, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=788, PETRI_PLACES=386, PETRI_TRANSITIONS=389} [2024-11-16 23:45:44,890 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -71 predicate places. [2024-11-16 23:45:44,890 INFO L471 AbstractCegarLoop]: Abstraction has has 386 places, 389 transitions, 788 flow [2024-11-16 23:45:44,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-16 23:45:44,891 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:44,891 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:44,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:45:44,892 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:44,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:44,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1964815180, now seen corresponding path program 1 times [2024-11-16 23:45:44,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:44,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843094868] [2024-11-16 23:45:44,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:44,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:44,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:44,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843094868] [2024-11-16 23:45:44,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843094868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:44,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:44,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:44,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199784859] [2024-11-16 23:45:44,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:44,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:44,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:44,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:44,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:44,992 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:44,994 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 389 transitions, 788 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:44,994 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:44,995 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:44,995 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:45,181 INFO L124 PetriNetUnfolderBase]: 126/767 cut-off events. [2024-11-16 23:45:45,182 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:45,185 INFO L83 FinitePrefix]: Finished finitePrefix Result has 968 conditions, 767 events. 126/767 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2870 event pairs, 74 based on Foata normal form. 0/679 useless extension candidates. Maximal degree in co-relation 921. Up to 178 conditions per place. [2024-11-16 23:45:45,188 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/388 dead transitions. [2024-11-16 23:45:45,188 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 387 places, 388 transitions, 826 flow [2024-11-16 23:45:45,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:45,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:45,191 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:45,192 INFO L175 Difference]: Start difference. First operand has 386 places, 389 transitions, 788 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:45,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 387 places, 388 transitions, 826 flow [2024-11-16 23:45:45,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 385 places, 388 transitions, 822 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:45,198 INFO L231 Difference]: Finished difference. Result has 385 places, 388 transitions, 786 flow [2024-11-16 23:45:45,199 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=383, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=386, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=786, PETRI_PLACES=385, PETRI_TRANSITIONS=388} [2024-11-16 23:45:45,200 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -72 predicate places. [2024-11-16 23:45:45,200 INFO L471 AbstractCegarLoop]: Abstraction has has 385 places, 388 transitions, 786 flow [2024-11-16 23:45:45,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:45,201 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:45,201 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:45,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:45:45,202 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:45,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:45,202 INFO L85 PathProgramCache]: Analyzing trace with hash 509427760, now seen corresponding path program 1 times [2024-11-16 23:45:45,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:45,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064821502] [2024-11-16 23:45:45,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:45,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:45,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:45,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064821502] [2024-11-16 23:45:45,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064821502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:45,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:45,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:45,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130323603] [2024-11-16 23:45:45,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:45,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:45,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:45,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:45,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:45,272 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:45,274 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 385 places, 388 transitions, 786 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:45,274 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:45,274 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:45,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:45,468 INFO L124 PetriNetUnfolderBase]: 126/766 cut-off events. [2024-11-16 23:45:45,469 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:45,472 INFO L83 FinitePrefix]: Finished finitePrefix Result has 967 conditions, 766 events. 126/766 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2851 event pairs, 74 based on Foata normal form. 0/679 useless extension candidates. Maximal degree in co-relation 912. Up to 178 conditions per place. [2024-11-16 23:45:45,475 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/387 dead transitions. [2024-11-16 23:45:45,476 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 386 places, 387 transitions, 824 flow [2024-11-16 23:45:45,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:45,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:45,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:45,480 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:45,480 INFO L175 Difference]: Start difference. First operand has 385 places, 388 transitions, 786 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:45,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 386 places, 387 transitions, 824 flow [2024-11-16 23:45:45,483 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 384 places, 387 transitions, 820 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:45,488 INFO L231 Difference]: Finished difference. Result has 384 places, 387 transitions, 784 flow [2024-11-16 23:45:45,489 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=780, PETRI_DIFFERENCE_MINUEND_PLACES=382, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=387, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=784, PETRI_PLACES=384, PETRI_TRANSITIONS=387} [2024-11-16 23:45:45,491 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -73 predicate places. [2024-11-16 23:45:45,492 INFO L471 AbstractCegarLoop]: Abstraction has has 384 places, 387 transitions, 784 flow [2024-11-16 23:45:45,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:45,493 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:45,493 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:45,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:45:45,494 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:45,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:45,496 INFO L85 PathProgramCache]: Analyzing trace with hash 861265522, now seen corresponding path program 1 times [2024-11-16 23:45:45,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:45,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203626337] [2024-11-16 23:45:45,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:45,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:45,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:45,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:45,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203626337] [2024-11-16 23:45:45,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203626337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:45,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:45,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:45,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882174323] [2024-11-16 23:45:45,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:45,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:45,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:45,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:45,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:45,567 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:45,569 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 384 places, 387 transitions, 784 flow. Second operand has 3 states, 3 states have (on average 396.0) internal successors, (1188), 3 states have internal predecessors, (1188), 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) [2024-11-16 23:45:45,569 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:45,570 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:45,570 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:45,767 INFO L124 PetriNetUnfolderBase]: 187/1008 cut-off events. [2024-11-16 23:45:45,768 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:45,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1298 conditions, 1008 events. 187/1008 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 4948 event pairs, 110 based on Foata normal form. 0/888 useless extension candidates. Maximal degree in co-relation 1235. Up to 259 conditions per place. [2024-11-16 23:45:45,775 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 1 changer transitions 0/385 dead transitions. [2024-11-16 23:45:45,775 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 385 transitions, 818 flow [2024-11-16 23:45:45,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-16 23:45:45,778 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8121212121212121 [2024-11-16 23:45:45,778 INFO L175 Difference]: Start difference. First operand has 384 places, 387 transitions, 784 flow. Second operand 3 states and 1206 transitions. [2024-11-16 23:45:45,778 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 385 transitions, 818 flow [2024-11-16 23:45:45,780 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 385 transitions, 814 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:45,784 INFO L231 Difference]: Finished difference. Result has 382 places, 385 transitions, 778 flow [2024-11-16 23:45:45,785 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=384, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=382, PETRI_TRANSITIONS=385} [2024-11-16 23:45:45,785 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -75 predicate places. [2024-11-16 23:45:45,786 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 385 transitions, 778 flow [2024-11-16 23:45:45,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.0) internal successors, (1188), 3 states have internal predecessors, (1188), 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) [2024-11-16 23:45:45,787 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:45,787 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:45,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:45:45,787 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:45,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:45,788 INFO L85 PathProgramCache]: Analyzing trace with hash 559895565, now seen corresponding path program 1 times [2024-11-16 23:45:45,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:45,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794049015] [2024-11-16 23:45:45,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:45,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:45,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:45,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794049015] [2024-11-16 23:45:45,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794049015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:45,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:45,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:45,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410481049] [2024-11-16 23:45:45,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:45,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:45,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:45,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:45,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:45,877 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:45,879 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 385 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:45,879 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:45,879 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:45,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:46,107 INFO L124 PetriNetUnfolderBase]: 193/1289 cut-off events. [2024-11-16 23:45:46,107 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:46,112 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1551 conditions, 1289 events. 193/1289 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 6541 event pairs, 92 based on Foata normal form. 0/1079 useless extension candidates. Maximal degree in co-relation 1488. Up to 236 conditions per place. [2024-11-16 23:45:46,116 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-11-16 23:45:46,116 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 384 transitions, 816 flow [2024-11-16 23:45:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:46,120 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:46,120 INFO L175 Difference]: Start difference. First operand has 382 places, 385 transitions, 778 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:46,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 384 transitions, 816 flow [2024-11-16 23:45:46,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 384 transitions, 815 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:46,126 INFO L231 Difference]: Finished difference. Result has 382 places, 384 transitions, 779 flow [2024-11-16 23:45:46,127 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=775, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=779, PETRI_PLACES=382, PETRI_TRANSITIONS=384} [2024-11-16 23:45:46,127 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -75 predicate places. [2024-11-16 23:45:46,128 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 384 transitions, 779 flow [2024-11-16 23:45:46,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:46,131 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:46,131 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:46,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:45:46,131 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:46,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:46,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1841835904, now seen corresponding path program 1 times [2024-11-16 23:45:46,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:46,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405122816] [2024-11-16 23:45:46,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:46,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:46,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:46,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:46,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405122816] [2024-11-16 23:45:46,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405122816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:46,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:46,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:45:46,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420483375] [2024-11-16 23:45:46,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:46,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:45:46,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:46,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:45:46,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:45:47,023 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 356 out of 495 [2024-11-16 23:45:47,026 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 384 transitions, 779 flow. Second operand has 6 states, 6 states have (on average 357.5) internal successors, (2145), 6 states have internal predecessors, (2145), 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) [2024-11-16 23:45:47,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:47,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 356 of 495 [2024-11-16 23:45:47,027 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:47,301 INFO L124 PetriNetUnfolderBase]: 262/1328 cut-off events. [2024-11-16 23:45:47,301 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:47,307 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1743 conditions, 1328 events. 262/1328 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 6662 event pairs, 146 based on Foata normal form. 0/1120 useless extension candidates. Maximal degree in co-relation 1681. Up to 362 conditions per place. [2024-11-16 23:45:47,313 INFO L140 encePairwiseOnDemand]: 477/495 looper letters, 42 selfloop transitions, 15 changer transitions 0/381 dead transitions. [2024-11-16 23:45:47,313 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 381 transitions, 887 flow [2024-11-16 23:45:47,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:45:47,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:45:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2196 transitions. [2024-11-16 23:45:47,318 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7393939393939394 [2024-11-16 23:45:47,318 INFO L175 Difference]: Start difference. First operand has 382 places, 384 transitions, 779 flow. Second operand 6 states and 2196 transitions. [2024-11-16 23:45:47,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 381 transitions, 887 flow [2024-11-16 23:45:47,321 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 381 transitions, 883 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:47,325 INFO L231 Difference]: Finished difference. Result has 382 places, 381 transitions, 799 flow [2024-11-16 23:45:47,326 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=769, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=799, PETRI_PLACES=382, PETRI_TRANSITIONS=381} [2024-11-16 23:45:47,328 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -75 predicate places. [2024-11-16 23:45:47,328 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 381 transitions, 799 flow [2024-11-16 23:45:47,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 357.5) internal successors, (2145), 6 states have internal predecessors, (2145), 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) [2024-11-16 23:45:47,330 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:47,330 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:47,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:45:47,330 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:47,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:47,331 INFO L85 PathProgramCache]: Analyzing trace with hash -46561262, now seen corresponding path program 1 times [2024-11-16 23:45:47,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:47,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130907619] [2024-11-16 23:45:47,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:47,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:47,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:47,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:47,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130907619] [2024-11-16 23:45:47,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130907619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:47,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:47,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:47,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387650014] [2024-11-16 23:45:47,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:47,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:47,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:47,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:47,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:47,390 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:47,391 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 381 transitions, 799 flow. Second operand has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:47,392 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:47,392 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:47,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:47,513 INFO L124 PetriNetUnfolderBase]: 126/759 cut-off events. [2024-11-16 23:45:47,513 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:47,517 INFO L83 FinitePrefix]: Finished finitePrefix Result has 971 conditions, 759 events. 126/759 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2825 event pairs, 74 based on Foata normal form. 0/679 useless extension candidates. Maximal degree in co-relation 923. Up to 175 conditions per place. [2024-11-16 23:45:47,520 INFO L140 encePairwiseOnDemand]: 493/495 looper letters, 16 selfloop transitions, 1 changer transitions 0/380 dead transitions. [2024-11-16 23:45:47,520 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 380 transitions, 831 flow [2024-11-16 23:45:47,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1212 transitions. [2024-11-16 23:45:47,523 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8161616161616162 [2024-11-16 23:45:47,523 INFO L175 Difference]: Start difference. First operand has 382 places, 381 transitions, 799 flow. Second operand 3 states and 1212 transitions. [2024-11-16 23:45:47,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 380 transitions, 831 flow [2024-11-16 23:45:47,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 380 transitions, 801 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:45:47,530 INFO L231 Difference]: Finished difference. Result has 378 places, 380 transitions, 769 flow [2024-11-16 23:45:47,531 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=767, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=378, PETRI_TRANSITIONS=380} [2024-11-16 23:45:47,531 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -79 predicate places. [2024-11-16 23:45:47,532 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 380 transitions, 769 flow [2024-11-16 23:45:47,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:47,533 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:47,533 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:47,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:45:47,533 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:47,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:47,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1828417498, now seen corresponding path program 1 times [2024-11-16 23:45:47,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:47,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668972412] [2024-11-16 23:45:47,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:47,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:47,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:47,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:47,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668972412] [2024-11-16 23:45:47,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668972412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:47,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:47,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:47,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421125912] [2024-11-16 23:45:47,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:47,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:47,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:47,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:47,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:47,587 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:47,589 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 380 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:47,589 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:47,589 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:47,589 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:47,732 INFO L124 PetriNetUnfolderBase]: 150/800 cut-off events. [2024-11-16 23:45:47,732 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:47,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1023 conditions, 800 events. 150/800 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2975 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 960. Up to 201 conditions per place. [2024-11-16 23:45:47,740 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 17 selfloop transitions, 2 changer transitions 0/379 dead transitions. [2024-11-16 23:45:47,740 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 379 transitions, 805 flow [2024-11-16 23:45:47,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-11-16 23:45:47,743 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8114478114478114 [2024-11-16 23:45:47,743 INFO L175 Difference]: Start difference. First operand has 378 places, 380 transitions, 769 flow. Second operand 3 states and 1205 transitions. [2024-11-16 23:45:47,743 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 379 transitions, 805 flow [2024-11-16 23:45:47,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 379 transitions, 804 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:47,750 INFO L231 Difference]: Finished difference. Result has 378 places, 379 transitions, 770 flow [2024-11-16 23:45:47,750 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=379, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=770, PETRI_PLACES=378, PETRI_TRANSITIONS=379} [2024-11-16 23:45:47,752 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -79 predicate places. [2024-11-16 23:45:47,753 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 379 transitions, 770 flow [2024-11-16 23:45:47,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:47,754 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:47,754 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:47,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 23:45:47,754 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:47,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:47,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1571143056, now seen corresponding path program 1 times [2024-11-16 23:45:47,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:47,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838422613] [2024-11-16 23:45:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:47,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:47,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:47,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838422613] [2024-11-16 23:45:47,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838422613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:47,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:47,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:47,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073515213] [2024-11-16 23:45:47,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:47,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:47,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:47,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:47,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:47,814 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:47,816 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 379 transitions, 770 flow. Second operand has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:47,816 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:47,816 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:47,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:47,960 INFO L124 PetriNetUnfolderBase]: 150/799 cut-off events. [2024-11-16 23:45:47,960 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:47,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1022 conditions, 799 events. 150/799 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2960 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 959. Up to 199 conditions per place. [2024-11-16 23:45:47,967 INFO L140 encePairwiseOnDemand]: 493/495 looper letters, 16 selfloop transitions, 1 changer transitions 0/378 dead transitions. [2024-11-16 23:45:47,967 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 378 transitions, 802 flow [2024-11-16 23:45:47,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1212 transitions. [2024-11-16 23:45:47,971 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8161616161616162 [2024-11-16 23:45:47,971 INFO L175 Difference]: Start difference. First operand has 378 places, 379 transitions, 770 flow. Second operand 3 states and 1212 transitions. [2024-11-16 23:45:47,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 378 transitions, 802 flow [2024-11-16 23:45:47,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 378 transitions, 798 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:47,977 INFO L231 Difference]: Finished difference. Result has 377 places, 378 transitions, 766 flow [2024-11-16 23:45:47,978 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=378, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=766, PETRI_PLACES=377, PETRI_TRANSITIONS=378} [2024-11-16 23:45:47,979 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -80 predicate places. [2024-11-16 23:45:47,979 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 378 transitions, 766 flow [2024-11-16 23:45:47,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:47,980 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:47,981 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:47,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 23:45:47,981 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:47,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:47,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1791640511, now seen corresponding path program 1 times [2024-11-16 23:45:47,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:47,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87474014] [2024-11-16 23:45:47,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:47,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:48,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87474014] [2024-11-16 23:45:48,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87474014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:48,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:48,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:48,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223019036] [2024-11-16 23:45:48,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:48,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:48,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:48,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:48,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:48,048 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:48,049 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 378 transitions, 766 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:48,049 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:48,049 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:48,050 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:48,191 INFO L124 PetriNetUnfolderBase]: 150/798 cut-off events. [2024-11-16 23:45:48,192 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:48,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1022 conditions, 798 events. 150/798 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2956 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 959. Up to 201 conditions per place. [2024-11-16 23:45:48,199 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 17 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-11-16 23:45:48,199 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 377 transitions, 802 flow [2024-11-16 23:45:48,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-11-16 23:45:48,203 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8114478114478114 [2024-11-16 23:45:48,203 INFO L175 Difference]: Start difference. First operand has 377 places, 378 transitions, 766 flow. Second operand 3 states and 1205 transitions. [2024-11-16 23:45:48,203 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 377 transitions, 802 flow [2024-11-16 23:45:48,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 377 transitions, 801 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:48,209 INFO L231 Difference]: Finished difference. Result has 377 places, 377 transitions, 767 flow [2024-11-16 23:45:48,210 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=767, PETRI_PLACES=377, PETRI_TRANSITIONS=377} [2024-11-16 23:45:48,211 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -80 predicate places. [2024-11-16 23:45:48,211 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 377 transitions, 767 flow [2024-11-16 23:45:48,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:48,212 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:48,212 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:48,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 23:45:48,213 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:48,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:48,213 INFO L85 PathProgramCache]: Analyzing trace with hash -2099968043, now seen corresponding path program 1 times [2024-11-16 23:45:48,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:48,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387721397] [2024-11-16 23:45:48,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:48,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:48,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:48,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387721397] [2024-11-16 23:45:48,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387721397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:48,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:48,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:48,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953062428] [2024-11-16 23:45:48,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:48,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:48,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:48,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:48,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:48,280 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:48,282 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 377 transitions, 767 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,282 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:48,282 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:48,282 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:48,466 INFO L124 PetriNetUnfolderBase]: 150/797 cut-off events. [2024-11-16 23:45:48,467 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:48,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1024 conditions, 797 events. 150/797 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2969 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 961. Up to 202 conditions per place. [2024-11-16 23:45:48,473 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/376 dead transitions. [2024-11-16 23:45:48,473 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 376 transitions, 805 flow [2024-11-16 23:45:48,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:48,477 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:48,477 INFO L175 Difference]: Start difference. First operand has 377 places, 377 transitions, 767 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:48,477 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 376 transitions, 805 flow [2024-11-16 23:45:48,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 376 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:48,484 INFO L231 Difference]: Finished difference. Result has 376 places, 376 transitions, 765 flow [2024-11-16 23:45:48,485 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=376, PETRI_TRANSITIONS=376} [2024-11-16 23:45:48,487 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -81 predicate places. [2024-11-16 23:45:48,487 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 376 transitions, 765 flow [2024-11-16 23:45:48,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,488 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:48,489 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:48,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 23:45:48,489 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:48,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:48,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1668046174, now seen corresponding path program 1 times [2024-11-16 23:45:48,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:48,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006130838] [2024-11-16 23:45:48,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:48,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:48,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:48,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006130838] [2024-11-16 23:45:48,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006130838] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:48,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:48,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:48,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404657965] [2024-11-16 23:45:48,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:48,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:48,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:48,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:48,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:48,558 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:48,560 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 376 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,561 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:48,561 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:48,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:48,698 INFO L124 PetriNetUnfolderBase]: 150/796 cut-off events. [2024-11-16 23:45:48,699 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:48,703 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1023 conditions, 796 events. 150/796 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2968 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 960. Up to 202 conditions per place. [2024-11-16 23:45:48,709 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/375 dead transitions. [2024-11-16 23:45:48,709 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 375 transitions, 803 flow [2024-11-16 23:45:48,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:48,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:48,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:48,713 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:48,713 INFO L175 Difference]: Start difference. First operand has 376 places, 376 transitions, 765 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:48,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 375 transitions, 803 flow [2024-11-16 23:45:48,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 375 transitions, 799 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:48,719 INFO L231 Difference]: Finished difference. Result has 375 places, 375 transitions, 763 flow [2024-11-16 23:45:48,720 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=763, PETRI_PLACES=375, PETRI_TRANSITIONS=375} [2024-11-16 23:45:48,721 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -82 predicate places. [2024-11-16 23:45:48,721 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 375 transitions, 763 flow [2024-11-16 23:45:48,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,722 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:48,722 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:48,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 23:45:48,723 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:48,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:48,723 INFO L85 PathProgramCache]: Analyzing trace with hash 563736518, now seen corresponding path program 1 times [2024-11-16 23:45:48,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:48,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57849576] [2024-11-16 23:45:48,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:48,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:48,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:48,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57849576] [2024-11-16 23:45:48,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57849576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:48,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:48,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:48,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546420744] [2024-11-16 23:45:48,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:48,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:48,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:48,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:48,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:48,792 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 495 [2024-11-16 23:45:48,794 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 375 transitions, 763 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,794 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:48,795 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 495 [2024-11-16 23:45:48,795 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:48,936 INFO L124 PetriNetUnfolderBase]: 150/795 cut-off events. [2024-11-16 23:45:48,936 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-16 23:45:48,939 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1022 conditions, 795 events. 150/795 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2960 event pairs, 73 based on Foata normal form. 0/708 useless extension candidates. Maximal degree in co-relation 959. Up to 202 conditions per place. [2024-11-16 23:45:48,942 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 18 selfloop transitions, 2 changer transitions 0/374 dead transitions. [2024-11-16 23:45:48,942 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 374 transitions, 801 flow [2024-11-16 23:45:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1203 transitions. [2024-11-16 23:45:48,945 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8101010101010101 [2024-11-16 23:45:48,945 INFO L175 Difference]: Start difference. First operand has 375 places, 375 transitions, 763 flow. Second operand 3 states and 1203 transitions. [2024-11-16 23:45:48,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 374 transitions, 801 flow [2024-11-16 23:45:48,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 374 transitions, 797 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:48,952 INFO L231 Difference]: Finished difference. Result has 374 places, 374 transitions, 761 flow [2024-11-16 23:45:48,953 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=761, PETRI_PLACES=374, PETRI_TRANSITIONS=374} [2024-11-16 23:45:48,954 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:48,954 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 374 transitions, 761 flow [2024-11-16 23:45:48,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-16 23:45:48,956 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:48,956 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:48,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 23:45:48,956 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:48,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:48,957 INFO L85 PathProgramCache]: Analyzing trace with hash -497416996, now seen corresponding path program 1 times [2024-11-16 23:45:48,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:48,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085125818] [2024-11-16 23:45:48,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:48,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:49,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:49,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085125818] [2024-11-16 23:45:49,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085125818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:49,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:49,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:49,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344983523] [2024-11-16 23:45:49,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:49,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:49,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:49,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:49,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:49,024 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:49,025 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 374 transitions, 761 flow. Second operand has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:49,025 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:49,025 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:49,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:49,155 INFO L124 PetriNetUnfolderBase]: 140/763 cut-off events. [2024-11-16 23:45:49,156 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-16 23:45:49,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 984 conditions, 763 events. 140/763 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2838 event pairs, 13 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 922. Up to 147 conditions per place. [2024-11-16 23:45:49,162 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 24 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-11-16 23:45:49,163 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 382 transitions, 831 flow [2024-11-16 23:45:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1221 transitions. [2024-11-16 23:45:49,166 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2024-11-16 23:45:49,166 INFO L175 Difference]: Start difference. First operand has 374 places, 374 transitions, 761 flow. Second operand 3 states and 1221 transitions. [2024-11-16 23:45:49,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 382 transitions, 831 flow [2024-11-16 23:45:49,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 382 transitions, 827 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:49,176 INFO L231 Difference]: Finished difference. Result has 374 places, 374 transitions, 765 flow [2024-11-16 23:45:49,177 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=374, PETRI_TRANSITIONS=374} [2024-11-16 23:45:49,177 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:49,178 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 374 transitions, 765 flow [2024-11-16 23:45:49,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:49,179 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:49,179 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:49,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 23:45:49,180 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:49,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:49,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1814818876, now seen corresponding path program 1 times [2024-11-16 23:45:49,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:49,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988877608] [2024-11-16 23:45:49,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:49,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:49,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:49,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:49,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988877608] [2024-11-16 23:45:49,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988877608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:49,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:49,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:49,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151508469] [2024-11-16 23:45:49,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:49,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:49,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:49,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:49,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:49,268 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 392 out of 495 [2024-11-16 23:45:49,270 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 374 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 393.3333333333333) internal successors, (1180), 3 states have internal predecessors, (1180), 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) [2024-11-16 23:45:49,270 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:49,270 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 392 of 495 [2024-11-16 23:45:49,270 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:49,471 INFO L124 PetriNetUnfolderBase]: 224/1073 cut-off events. [2024-11-16 23:45:49,472 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-11-16 23:45:49,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1515 conditions, 1073 events. 224/1073 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 5245 event pairs, 127 based on Foata normal form. 0/986 useless extension candidates. Maximal degree in co-relation 1451. Up to 312 conditions per place. [2024-11-16 23:45:49,478 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 21 selfloop transitions, 2 changer transitions 0/373 dead transitions. [2024-11-16 23:45:49,478 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 373 transitions, 809 flow [2024-11-16 23:45:49,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1199 transitions. [2024-11-16 23:45:49,481 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8074074074074075 [2024-11-16 23:45:49,482 INFO L175 Difference]: Start difference. First operand has 374 places, 374 transitions, 765 flow. Second operand 3 states and 1199 transitions. [2024-11-16 23:45:49,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 373 transitions, 809 flow [2024-11-16 23:45:49,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 373 transitions, 807 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:49,487 INFO L231 Difference]: Finished difference. Result has 374 places, 373 transitions, 765 flow [2024-11-16 23:45:49,488 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=374, PETRI_TRANSITIONS=373} [2024-11-16 23:45:49,488 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:49,489 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 373 transitions, 765 flow [2024-11-16 23:45:49,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 393.3333333333333) internal successors, (1180), 3 states have internal predecessors, (1180), 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) [2024-11-16 23:45:49,490 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:49,490 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:49,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 23:45:49,491 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:49,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:49,491 INFO L85 PathProgramCache]: Analyzing trace with hash 222246904, now seen corresponding path program 1 times [2024-11-16 23:45:49,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:49,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873703904] [2024-11-16 23:45:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:49,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:49,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:49,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:49,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873703904] [2024-11-16 23:45:49,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873703904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:49,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:49,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:49,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448301230] [2024-11-16 23:45:49,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:49,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:49,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:49,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:49,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:49,555 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:49,557 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 373 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:49,557 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:49,557 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:49,557 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:49,697 INFO L124 PetriNetUnfolderBase]: 152/827 cut-off events. [2024-11-16 23:45:49,698 INFO L125 PetriNetUnfolderBase]: For 51/51 co-relation queries the response was YES. [2024-11-16 23:45:49,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1104 conditions, 827 events. 152/827 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 3303 event pairs, 27 based on Foata normal form. 0/749 useless extension candidates. Maximal degree in co-relation 1041. Up to 125 conditions per place. [2024-11-16 23:45:49,704 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 26 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-11-16 23:45:49,704 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 382 transitions, 845 flow [2024-11-16 23:45:49,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:49,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1221 transitions. [2024-11-16 23:45:49,707 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2024-11-16 23:45:49,707 INFO L175 Difference]: Start difference. First operand has 374 places, 373 transitions, 765 flow. Second operand 3 states and 1221 transitions. [2024-11-16 23:45:49,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 382 transitions, 845 flow [2024-11-16 23:45:49,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 382 transitions, 841 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:49,714 INFO L231 Difference]: Finished difference. Result has 374 places, 373 transitions, 769 flow [2024-11-16 23:45:49,714 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=374, PETRI_TRANSITIONS=373} [2024-11-16 23:45:49,715 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:49,715 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 373 transitions, 769 flow [2024-11-16 23:45:49,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:49,716 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:49,716 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:49,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 23:45:49,716 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:49,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:49,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1822623469, now seen corresponding path program 1 times [2024-11-16 23:45:49,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:49,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117162959] [2024-11-16 23:45:49,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:49,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:49,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:49,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117162959] [2024-11-16 23:45:49,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117162959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:49,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:49,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:49,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729219460] [2024-11-16 23:45:49,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:49,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:49,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:49,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:49,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:49,774 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:49,776 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 373 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:49,776 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:49,776 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:49,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:49,937 INFO L124 PetriNetUnfolderBase]: 152/826 cut-off events. [2024-11-16 23:45:49,937 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-16 23:45:49,940 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1153 conditions, 826 events. 152/826 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 3278 event pairs, 73 based on Foata normal form. 0/743 useless extension candidates. Maximal degree in co-relation 1088. Up to 214 conditions per place. [2024-11-16 23:45:49,942 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 19 selfloop transitions, 2 changer transitions 0/372 dead transitions. [2024-11-16 23:45:49,942 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 372 transitions, 809 flow [2024-11-16 23:45:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-11-16 23:45:49,948 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8114478114478114 [2024-11-16 23:45:49,948 INFO L175 Difference]: Start difference. First operand has 374 places, 373 transitions, 769 flow. Second operand 3 states and 1205 transitions. [2024-11-16 23:45:49,948 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 372 transitions, 809 flow [2024-11-16 23:45:49,950 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 372 transitions, 807 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:49,954 INFO L231 Difference]: Finished difference. Result has 374 places, 372 transitions, 769 flow [2024-11-16 23:45:49,955 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=374, PETRI_TRANSITIONS=372} [2024-11-16 23:45:49,955 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:49,955 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 372 transitions, 769 flow [2024-11-16 23:45:49,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:49,956 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:49,956 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:49,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 23:45:49,956 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:49,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:49,957 INFO L85 PathProgramCache]: Analyzing trace with hash 800491662, now seen corresponding path program 1 times [2024-11-16 23:45:49,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:49,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453471062] [2024-11-16 23:45:49,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:49,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:50,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:50,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453471062] [2024-11-16 23:45:50,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453471062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:50,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:50,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:50,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124454166] [2024-11-16 23:45:50,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:50,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:50,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:50,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:50,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:50,018 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:50,019 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 372 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:50,020 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:50,020 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:50,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:50,252 INFO L124 PetriNetUnfolderBase]: 236/1301 cut-off events. [2024-11-16 23:45:50,252 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-11-16 23:45:50,259 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1772 conditions, 1301 events. 236/1301 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 6956 event pairs, 73 based on Foata normal form. 0/1141 useless extension candidates. Maximal degree in co-relation 1708. Up to 212 conditions per place. [2024-11-16 23:45:50,269 INFO L140 encePairwiseOnDemand]: 491/495 looper letters, 29 selfloop transitions, 3 changer transitions 0/384 dead transitions. [2024-11-16 23:45:50,269 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 384 transitions, 870 flow [2024-11-16 23:45:50,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1223 transitions. [2024-11-16 23:45:50,272 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8235690235690236 [2024-11-16 23:45:50,272 INFO L175 Difference]: Start difference. First operand has 374 places, 372 transitions, 769 flow. Second operand 3 states and 1223 transitions. [2024-11-16 23:45:50,272 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 384 transitions, 870 flow [2024-11-16 23:45:50,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 384 transitions, 866 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:50,280 INFO L231 Difference]: Finished difference. Result has 374 places, 372 transitions, 776 flow [2024-11-16 23:45:50,281 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=374, PETRI_TRANSITIONS=372} [2024-11-16 23:45:50,281 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:50,281 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 372 transitions, 776 flow [2024-11-16 23:45:50,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.0) internal successors, (1197), 3 states have internal predecessors, (1197), 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) [2024-11-16 23:45:50,282 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:50,282 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:50,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 23:45:50,283 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:50,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:50,283 INFO L85 PathProgramCache]: Analyzing trace with hash -343559252, now seen corresponding path program 1 times [2024-11-16 23:45:50,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:50,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620731159] [2024-11-16 23:45:50,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:50,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:50,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:50,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620731159] [2024-11-16 23:45:50,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620731159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:50,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:50,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:50,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090128931] [2024-11-16 23:45:50,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:50,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:50,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:50,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:50,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:50,353 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:50,355 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 372 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:50,355 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:50,355 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:50,355 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:50,608 INFO L124 PetriNetUnfolderBase]: 224/1103 cut-off events. [2024-11-16 23:45:50,608 INFO L125 PetriNetUnfolderBase]: For 209/209 co-relation queries the response was YES. [2024-11-16 23:45:50,614 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1640 conditions, 1103 events. 224/1103 cut-off events. For 209/209 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 5385 event pairs, 123 based on Foata normal form. 0/992 useless extension candidates. Maximal degree in co-relation 1575. Up to 324 conditions per place. [2024-11-16 23:45:50,619 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 20 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-11-16 23:45:50,619 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 371 transitions, 818 flow [2024-11-16 23:45:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-11-16 23:45:50,622 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8114478114478114 [2024-11-16 23:45:50,623 INFO L175 Difference]: Start difference. First operand has 374 places, 372 transitions, 776 flow. Second operand 3 states and 1205 transitions. [2024-11-16 23:45:50,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 371 transitions, 818 flow [2024-11-16 23:45:50,626 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 371 transitions, 815 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:50,630 INFO L231 Difference]: Finished difference. Result has 374 places, 371 transitions, 775 flow [2024-11-16 23:45:50,631 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=771, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=775, PETRI_PLACES=374, PETRI_TRANSITIONS=371} [2024-11-16 23:45:50,631 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -83 predicate places. [2024-11-16 23:45:50,631 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 371 transitions, 775 flow [2024-11-16 23:45:50,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-16 23:45:50,634 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:50,634 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:50,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 23:45:50,634 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:50,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:50,635 INFO L85 PathProgramCache]: Analyzing trace with hash -64996834, now seen corresponding path program 1 times [2024-11-16 23:45:50,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:50,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109179739] [2024-11-16 23:45:50,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:50,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:50,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:50,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109179739] [2024-11-16 23:45:50,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109179739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:50,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:50,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:50,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541576128] [2024-11-16 23:45:50,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:50,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:50,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:50,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:50,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:50,724 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 495 [2024-11-16 23:45:50,726 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 371 transitions, 775 flow. Second operand has 3 states, 3 states have (on average 396.0) internal successors, (1188), 3 states have internal predecessors, (1188), 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) [2024-11-16 23:45:50,726 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:50,726 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 495 [2024-11-16 23:45:50,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:50,996 INFO L124 PetriNetUnfolderBase]: 323/1613 cut-off events. [2024-11-16 23:45:50,997 INFO L125 PetriNetUnfolderBase]: For 223/223 co-relation queries the response was YES. [2024-11-16 23:45:51,003 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2331 conditions, 1613 events. 323/1613 cut-off events. For 223/223 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 9548 event pairs, 187 based on Foata normal form. 0/1409 useless extension candidates. Maximal degree in co-relation 2265. Up to 462 conditions per place. [2024-11-16 23:45:51,009 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 21 selfloop transitions, 1 changer transitions 0/369 dead transitions. [2024-11-16 23:45:51,009 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 369 transitions, 815 flow [2024-11-16 23:45:51,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-16 23:45:51,012 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8121212121212121 [2024-11-16 23:45:51,013 INFO L175 Difference]: Start difference. First operand has 374 places, 371 transitions, 775 flow. Second operand 3 states and 1206 transitions. [2024-11-16 23:45:51,013 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 369 transitions, 815 flow [2024-11-16 23:45:51,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 369 transitions, 811 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:51,019 INFO L231 Difference]: Finished difference. Result has 372 places, 369 transitions, 769 flow [2024-11-16 23:45:51,019 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=767, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=372, PETRI_TRANSITIONS=369} [2024-11-16 23:45:51,020 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -85 predicate places. [2024-11-16 23:45:51,020 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 369 transitions, 769 flow [2024-11-16 23:45:51,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.0) internal successors, (1188), 3 states have internal predecessors, (1188), 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) [2024-11-16 23:45:51,021 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:51,021 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:51,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 23:45:51,021 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err29ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:51,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:51,022 INFO L85 PathProgramCache]: Analyzing trace with hash -960172613, now seen corresponding path program 1 times [2024-11-16 23:45:51,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:51,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021948231] [2024-11-16 23:45:51,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:51,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:51,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:51,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:51,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021948231] [2024-11-16 23:45:51,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021948231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:51,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:51,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:51,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122163300] [2024-11-16 23:45:51,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:51,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:51,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:51,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:51,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:51,097 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 495 [2024-11-16 23:45:51,099 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 369 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-16 23:45:51,099 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:51,099 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 495 [2024-11-16 23:45:51,099 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:51,373 INFO L124 PetriNetUnfolderBase]: 325/1531 cut-off events. [2024-11-16 23:45:51,374 INFO L125 PetriNetUnfolderBase]: For 237/237 co-relation queries the response was YES. [2024-11-16 23:45:51,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2270 conditions, 1531 events. 325/1531 cut-off events. For 237/237 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 8774 event pairs, 165 based on Foata normal form. 0/1360 useless extension candidates. Maximal degree in co-relation 2205. Up to 395 conditions per place. [2024-11-16 23:45:51,387 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 28 selfloop transitions, 2 changer transitions 0/376 dead transitions. [2024-11-16 23:45:51,387 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 376 transitions, 853 flow [2024-11-16 23:45:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1214 transitions. [2024-11-16 23:45:51,391 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8175084175084175 [2024-11-16 23:45:51,391 INFO L175 Difference]: Start difference. First operand has 372 places, 369 transitions, 769 flow. Second operand 3 states and 1214 transitions. [2024-11-16 23:45:51,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 376 transitions, 853 flow [2024-11-16 23:45:51,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 376 transitions, 852 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:51,397 INFO L231 Difference]: Finished difference. Result has 372 places, 368 transitions, 770 flow [2024-11-16 23:45:51,398 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=770, PETRI_PLACES=372, PETRI_TRANSITIONS=368} [2024-11-16 23:45:51,398 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -85 predicate places. [2024-11-16 23:45:51,398 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 368 transitions, 770 flow [2024-11-16 23:45:51,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-16 23:45:51,399 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:51,399 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:51,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 23:45:51,400 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err27ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:51,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:51,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1903352420, now seen corresponding path program 1 times [2024-11-16 23:45:51,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:51,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641228035] [2024-11-16 23:45:51,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:51,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:51,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:51,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641228035] [2024-11-16 23:45:51,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641228035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:51,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:51,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:51,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047445404] [2024-11-16 23:45:51,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:51,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:51,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:51,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:51,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:51,478 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 392 out of 495 [2024-11-16 23:45:51,479 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 368 transitions, 770 flow. Second operand has 3 states, 3 states have (on average 393.3333333333333) internal successors, (1180), 3 states have internal predecessors, (1180), 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) [2024-11-16 23:45:51,479 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:51,479 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 392 of 495 [2024-11-16 23:45:51,480 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:51,907 INFO L124 PetriNetUnfolderBase]: 553/2140 cut-off events. [2024-11-16 23:45:51,907 INFO L125 PetriNetUnfolderBase]: For 369/369 co-relation queries the response was YES. [2024-11-16 23:45:51,914 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3361 conditions, 2140 events. 553/2140 cut-off events. For 369/369 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 13774 event pairs, 134 based on Foata normal form. 0/1960 useless extension candidates. Maximal degree in co-relation 3296. Up to 636 conditions per place. [2024-11-16 23:45:51,921 INFO L140 encePairwiseOnDemand]: 488/495 looper letters, 32 selfloop transitions, 5 changer transitions 0/378 dead transitions. [2024-11-16 23:45:51,921 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 378 transitions, 877 flow [2024-11-16 23:45:51,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1211 transitions. [2024-11-16 23:45:51,924 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8154882154882155 [2024-11-16 23:45:51,924 INFO L175 Difference]: Start difference. First operand has 372 places, 368 transitions, 770 flow. Second operand 3 states and 1211 transitions. [2024-11-16 23:45:51,924 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 378 transitions, 877 flow [2024-11-16 23:45:51,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 378 transitions, 873 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:51,930 INFO L231 Difference]: Finished difference. Result has 371 places, 369 transitions, 800 flow [2024-11-16 23:45:51,932 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=760, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=365, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=800, PETRI_PLACES=371, PETRI_TRANSITIONS=369} [2024-11-16 23:45:51,933 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -86 predicate places. [2024-11-16 23:45:51,933 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 369 transitions, 800 flow [2024-11-16 23:45:51,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 393.3333333333333) internal successors, (1180), 3 states have internal predecessors, (1180), 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) [2024-11-16 23:45:51,933 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:51,934 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:51,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 23:45:51,934 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err22ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:51,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:51,934 INFO L85 PathProgramCache]: Analyzing trace with hash -960436982, now seen corresponding path program 1 times [2024-11-16 23:45:51,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:51,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187287246] [2024-11-16 23:45:51,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:51,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:51,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:51,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:51,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187287246] [2024-11-16 23:45:51,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187287246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:51,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:51,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:51,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856353236] [2024-11-16 23:45:51,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:51,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:51,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:51,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:51,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:51,999 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:52,000 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 369 transitions, 800 flow. Second operand has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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) [2024-11-16 23:45:52,001 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:52,001 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:52,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:52,375 INFO L124 PetriNetUnfolderBase]: 400/1859 cut-off events. [2024-11-16 23:45:52,375 INFO L125 PetriNetUnfolderBase]: For 681/685 co-relation queries the response was YES. [2024-11-16 23:45:52,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3019 conditions, 1859 events. 400/1859 cut-off events. For 681/685 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 11588 event pairs, 46 based on Foata normal form. 3/1697 useless extension candidates. Maximal degree in co-relation 2953. Up to 516 conditions per place. [2024-11-16 23:45:52,386 INFO L140 encePairwiseOnDemand]: 491/495 looper letters, 29 selfloop transitions, 4 changer transitions 0/378 dead transitions. [2024-11-16 23:45:52,387 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 378 transitions, 904 flow [2024-11-16 23:45:52,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1220 transitions. [2024-11-16 23:45:52,390 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8215488215488216 [2024-11-16 23:45:52,390 INFO L175 Difference]: Start difference. First operand has 371 places, 369 transitions, 800 flow. Second operand 3 states and 1220 transitions. [2024-11-16 23:45:52,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 378 transitions, 904 flow [2024-11-16 23:45:52,394 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 378 transitions, 892 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:52,397 INFO L231 Difference]: Finished difference. Result has 371 places, 372 transitions, 826 flow [2024-11-16 23:45:52,398 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=788, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=364, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=826, PETRI_PLACES=371, PETRI_TRANSITIONS=372} [2024-11-16 23:45:52,399 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -86 predicate places. [2024-11-16 23:45:52,399 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 372 transitions, 826 flow [2024-11-16 23:45:52,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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) [2024-11-16 23:45:52,400 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:52,400 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:52,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 23:45:52,400 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:52,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:52,401 INFO L85 PathProgramCache]: Analyzing trace with hash -652884242, now seen corresponding path program 1 times [2024-11-16 23:45:52,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:52,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879379529] [2024-11-16 23:45:52,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:52,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:53,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:53,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:53,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879379529] [2024-11-16 23:45:53,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879379529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:53,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:53,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:45:53,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028290300] [2024-11-16 23:45:53,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:53,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:45:53,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:53,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:45:53,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:45:53,213 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 495 [2024-11-16 23:45:53,215 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 372 transitions, 826 flow. Second operand has 6 states, 6 states have (on average 381.8333333333333) internal successors, (2291), 6 states have internal predecessors, (2291), 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) [2024-11-16 23:45:53,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:53,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 495 [2024-11-16 23:45:53,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,036 INFO L124 PetriNetUnfolderBase]: 614/2492 cut-off events. [2024-11-16 23:45:54,037 INFO L125 PetriNetUnfolderBase]: For 1188/1196 co-relation queries the response was YES. [2024-11-16 23:45:54,054 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4284 conditions, 2492 events. 614/2492 cut-off events. For 1188/1196 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 17489 event pairs, 140 based on Foata normal form. 7/2295 useless extension candidates. Maximal degree in co-relation 4216. Up to 443 conditions per place. [2024-11-16 23:45:54,066 INFO L140 encePairwiseOnDemand]: 488/495 looper letters, 76 selfloop transitions, 6 changer transitions 0/409 dead transitions. [2024-11-16 23:45:54,067 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 409 transitions, 1132 flow [2024-11-16 23:45:54,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:45:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:45:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2346 transitions. [2024-11-16 23:45:54,072 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7898989898989899 [2024-11-16 23:45:54,073 INFO L175 Difference]: Start difference. First operand has 371 places, 372 transitions, 826 flow. Second operand 6 states and 2346 transitions. [2024-11-16 23:45:54,073 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 409 transitions, 1132 flow [2024-11-16 23:45:54,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 409 transitions, 1132 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:45:54,081 INFO L231 Difference]: Finished difference. Result has 380 places, 376 transitions, 870 flow [2024-11-16 23:45:54,082 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=824, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=870, PETRI_PLACES=380, PETRI_TRANSITIONS=376} [2024-11-16 23:45:54,082 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -77 predicate places. [2024-11-16 23:45:54,082 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 376 transitions, 870 flow [2024-11-16 23:45:54,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 381.8333333333333) internal successors, (2291), 6 states have internal predecessors, (2291), 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) [2024-11-16 23:45:54,090 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,090 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:54,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 23:45:54,091 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:54,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,091 INFO L85 PathProgramCache]: Analyzing trace with hash 713284692, now seen corresponding path program 1 times [2024-11-16 23:45:54,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451480670] [2024-11-16 23:45:54,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:54,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451480670] [2024-11-16 23:45:54,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451480670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 23:45:54,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567689717] [2024-11-16 23:45:54,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,426 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:54,427 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 376 transitions, 870 flow. Second operand has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 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) [2024-11-16 23:45:54,428 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,428 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:54,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,716 INFO L124 PetriNetUnfolderBase]: 374/1777 cut-off events. [2024-11-16 23:45:54,716 INFO L125 PetriNetUnfolderBase]: For 920/952 co-relation queries the response was YES. [2024-11-16 23:45:54,724 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3020 conditions, 1777 events. 374/1777 cut-off events. For 920/952 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 10954 event pairs, 77 based on Foata normal form. 28/1643 useless extension candidates. Maximal degree in co-relation 2947. Up to 426 conditions per place. [2024-11-16 23:45:54,730 INFO L140 encePairwiseOnDemand]: 492/495 looper letters, 36 selfloop transitions, 2 changer transitions 0/386 dead transitions. [2024-11-16 23:45:54,731 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 386 transitions, 994 flow [2024-11-16 23:45:54,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1221 transitions. [2024-11-16 23:45:54,734 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2024-11-16 23:45:54,734 INFO L175 Difference]: Start difference. First operand has 380 places, 376 transitions, 870 flow. Second operand 3 states and 1221 transitions. [2024-11-16 23:45:54,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 386 transitions, 994 flow [2024-11-16 23:45:54,737 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 386 transitions, 994 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:45:54,741 INFO L231 Difference]: Finished difference. Result has 383 places, 377 transitions, 882 flow [2024-11-16 23:45:54,741 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=870, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=882, PETRI_PLACES=383, PETRI_TRANSITIONS=377} [2024-11-16 23:45:54,742 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -74 predicate places. [2024-11-16 23:45:54,742 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 377 transitions, 882 flow [2024-11-16 23:45:54,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 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) [2024-11-16 23:45:54,743 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,743 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:54,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 23:45:54,743 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err29ASSERT_VIOLATIONDATA_RACE, thread1Err28ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-16 23:45:54,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,744 INFO L85 PathProgramCache]: Analyzing trace with hash -958189480, now seen corresponding path program 2 times [2024-11-16 23:45:54,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981498297] [2024-11-16 23:45:54,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:54,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981498297] [2024-11-16 23:45:54,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981498297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:54,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718456670] [2024-11-16 23:45:54,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,837 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 495 [2024-11-16 23:45:54,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 377 transitions, 882 flow. Second operand has 3 states, 3 states have (on average 402.6666666666667) internal successors, (1208), 3 states have internal predecessors, (1208), 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) [2024-11-16 23:45:54,839 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,839 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 495 [2024-11-16 23:45:54,839 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:55,152 INFO L124 PetriNetUnfolderBase]: 409/1977 cut-off events. [2024-11-16 23:45:55,152 INFO L125 PetriNetUnfolderBase]: For 998/1027 co-relation queries the response was YES. [2024-11-16 23:45:55,160 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3484 conditions, 1977 events. 409/1977 cut-off events. For 998/1027 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 12786 event pairs, 172 based on Foata normal form. 4/1782 useless extension candidates. Maximal degree in co-relation 3411. Up to 573 conditions per place. [2024-11-16 23:45:55,162 INFO L140 encePairwiseOnDemand]: 493/495 looper letters, 0 selfloop transitions, 0 changer transitions 376/376 dead transitions. [2024-11-16 23:45:55,163 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 376 transitions, 934 flow [2024-11-16 23:45:55,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:55,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1211 transitions. [2024-11-16 23:45:55,166 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8154882154882155 [2024-11-16 23:45:55,166 INFO L175 Difference]: Start difference. First operand has 383 places, 377 transitions, 882 flow. Second operand 3 states and 1211 transitions. [2024-11-16 23:45:55,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 376 transitions, 934 flow [2024-11-16 23:45:55,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 376 transitions, 932 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:55,209 INFO L231 Difference]: Finished difference. Result has 383 places, 0 transitions, 0 flow [2024-11-16 23:45:55,209 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=495, PETRI_DIFFERENCE_MINUEND_FLOW=878, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=376, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=383, PETRI_TRANSITIONS=0} [2024-11-16 23:45:55,210 INFO L277 CegarLoopForPetriNet]: 457 programPoint places, -74 predicate places. [2024-11-16 23:45:55,210 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 0 transitions, 0 flow [2024-11-16 23:45:55,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 402.6666666666667) internal successors, (1208), 3 states have internal predecessors, (1208), 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) [2024-11-16 23:45:55,213 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-11-16 23:45:55,213 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-11-16 23:45:55,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-11-16 23:45:55,215 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-11-16 23:45:55,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-11-16 23:45:55,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-11-16 23:45:55,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-11-16 23:45:55,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-11-16 23:45:55,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-11-16 23:45:55,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-11-16 23:45:55,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-11-16 23:45:55,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-11-16 23:45:55,224 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-11-16 23:45:55,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-11-16 23:45:55,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-11-16 23:45:55,227 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-11-16 23:45:55,228 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-11-16 23:45:55,229 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-11-16 23:45:55,230 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-11-16 23:45:55,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-11-16 23:45:55,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 23:45:55,232 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:55,239 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 23:45:55,239 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 23:45:55,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:45:55 BasicIcfg [2024-11-16 23:45:55,244 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 23:45:55,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 23:45:55,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 23:45:55,245 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 23:45:55,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:43" (3/4) ... [2024-11-16 23:45:55,248 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-16 23:45:55,250 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-16 23:45:55,251 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-16 23:45:55,251 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-16 23:45:55,259 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2024-11-16 23:45:55,259 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-16 23:45:55,260 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-16 23:45:55,260 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-16 23:45:55,371 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-16 23:45:55,374 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-16 23:45:55,374 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 23:45:55,375 INFO L158 Benchmark]: Toolchain (without parser) took 14151.18ms. Allocated memory was 155.2MB in the beginning and 794.8MB in the end (delta: 639.6MB). Free memory was 82.2MB in the beginning and 709.7MB in the end (delta: -627.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,375 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 23:45:55,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.90ms. Allocated memory is still 155.2MB. Free memory was 82.1MB in the beginning and 66.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.33ms. Allocated memory is still 155.2MB. Free memory was 66.0MB in the beginning and 62.0MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,376 INFO L158 Benchmark]: Boogie Preprocessor took 90.65ms. Allocated memory is still 155.2MB. Free memory was 61.8MB in the beginning and 121.7MB in the end (delta: -59.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,376 INFO L158 Benchmark]: IcfgBuilder took 1421.32ms. Allocated memory was 155.2MB in the beginning and 228.6MB in the end (delta: 73.4MB). Free memory was 121.7MB in the beginning and 66.3MB in the end (delta: 55.4MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,376 INFO L158 Benchmark]: TraceAbstraction took 12007.75ms. Allocated memory was 228.6MB in the beginning and 794.8MB in the end (delta: 566.2MB). Free memory was 66.3MB in the beginning and 718.1MB in the end (delta: -651.8MB). Peak memory consumption was 374.6MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,376 INFO L158 Benchmark]: Witness Printer took 129.25ms. Allocated memory is still 794.8MB. Free memory was 718.1MB in the beginning and 709.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,378 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.90ms. Allocated memory is still 155.2MB. Free memory was 82.1MB in the beginning and 66.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.33ms. Allocated memory is still 155.2MB. Free memory was 66.0MB in the beginning and 62.0MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.65ms. Allocated memory is still 155.2MB. Free memory was 61.8MB in the beginning and 121.7MB in the end (delta: -59.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1421.32ms. Allocated memory was 155.2MB in the beginning and 228.6MB in the end (delta: 73.4MB). Free memory was 121.7MB in the beginning and 66.3MB in the end (delta: 55.4MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. * TraceAbstraction took 12007.75ms. Allocated memory was 228.6MB in the beginning and 794.8MB in the end (delta: 566.2MB). Free memory was 66.3MB in the beginning and 718.1MB in the end (delta: -651.8MB). Peak memory consumption was 374.6MB. Max. memory is 16.1GB. * Witness Printer took 129.25ms. Allocated memory is still 794.8MB. Free memory was 718.1MB in the beginning and 709.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 610 locations, 159 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 11.7s, OverallIterations: 27, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 676 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 303 mSDsluCounter, 143 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1563 IncrementalHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 143 mSDtfsCounter, 1563 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=968occurred in iteration=0, InterpolantAutomatonStates: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 4339 NumberOfCodeBlocks, 4339 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 4312 ConstructedInterpolants, 0 QuantifiedInterpolants, 4696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-16 23:45:55,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE