./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 17:16:46,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 17:16:46,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-11 17:16:46,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 17:16:46,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 17:16:46,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 17:16:46,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 17:16:46,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 17:16:46,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 17:16:46,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 17:16:46,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 17:16:46,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 17:16:46,411 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 17:16:46,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 17:16:46,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 17:16:46,412 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 17:16:46,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 17:16:46,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 17:16:46,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 17:16:46,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 17:16:46,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 17:16:46,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 17:16:46,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 17:16:46,423 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 17:16:46,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 17:16:46,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:16:46,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 17:16:46,424 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 17:16:46,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 17:16:46,430 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 [2024-10-11 17:16:46,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 17:16:46,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 17:16:46,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 17:16:46,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 17:16:46,834 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 17:16:46,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2024-10-11 17:16:48,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 17:16:48,423 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 17:16:48,424 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2024-10-11 17:16:48,434 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/eecd7c9f0/466bc50ac9b04482b2c4a99e896beb11/FLAG08a9000a4 [2024-10-11 17:16:48,806 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/eecd7c9f0/466bc50ac9b04482b2c4a99e896beb11 [2024-10-11 17:16:48,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 17:16:48,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 17:16:48,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 17:16:48,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 17:16:48,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 17:16:48,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:16:48" (1/1) ... [2024-10-11 17:16:48,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a5af777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:48, skipping insertion in model container [2024-10-11 17:16:48,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:16:48" (1/1) ... [2024-10-11 17:16:48,852 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 17:16:49,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:16:49,103 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 17:16:49,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:16:49,188 INFO L204 MainTranslator]: Completed translation [2024-10-11 17:16:49,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49 WrapperNode [2024-10-11 17:16:49,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 17:16:49,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 17:16:49,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 17:16:49,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 17:16:49,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,235 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 574 [2024-10-11 17:16:49,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 17:16:49,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 17:16:49,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 17:16:49,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 17:16:49,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 17:16:49,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 17:16:49,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 17:16:49,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 17:16:49,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (1/1) ... [2024-10-11 17:16:49,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:16:49,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 17:16:49,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 17:16:49,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 17:16:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 17:16:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-11 17:16:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-11 17:16:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-11 17:16:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-11 17:16:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-11 17:16:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-11 17:16:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-11 17:16:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 17:16:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 17:16:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 17:16:49,393 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-11 17:16:49,520 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 17:16:49,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 17:16:50,223 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-11 17:16:50,224 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 17:16:50,703 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 17:16:50,703 INFO L314 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-11 17:16:50,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:50 BoogieIcfgContainer [2024-10-11 17:16:50,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 17:16:50,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 17:16:50,705 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 17:16:50,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 17:16:50,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 05:16:48" (1/3) ... [2024-10-11 17:16:50,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e15adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:16:50, skipping insertion in model container [2024-10-11 17:16:50,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:49" (2/3) ... [2024-10-11 17:16:50,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e15adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:16:50, skipping insertion in model container [2024-10-11 17:16:50,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:50" (3/3) ... [2024-10-11 17:16:50,719 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult2.wvr.c [2024-10-11 17:16:50,738 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 17:16:50,738 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 89 error locations. [2024-10-11 17:16:50,739 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-11 17:16:50,870 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-11 17:16:50,934 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 381 places, 387 transitions, 802 flow [2024-10-11 17:16:51,019 INFO L124 PetriNetUnfolderBase]: 19/383 cut-off events. [2024-10-11 17:16:51,019 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-10-11 17:16:51,029 INFO L83 FinitePrefix]: Finished finitePrefix Result has 400 conditions, 383 events. 19/383 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 556 event pairs, 0 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 334. Up to 2 conditions per place. [2024-10-11 17:16:51,029 INFO L82 GeneralOperation]: Start removeDead. Operand has 381 places, 387 transitions, 802 flow [2024-10-11 17:16:51,036 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 361 places, 366 transitions, 756 flow [2024-10-11 17:16:51,043 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 17:16:51,048 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;@1d5e038b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 17:16:51,048 INFO L334 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-10-11 17:16:51,053 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-11 17:16:51,053 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-11 17:16:51,053 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-11 17:16:51,053 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:51,054 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] [2024-10-11 17:16:51,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:51,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:51,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1793407485, now seen corresponding path program 1 times [2024-10-11 17:16:51,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:51,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896894442] [2024-10-11 17:16:51,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:51,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:51,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:51,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896894442] [2024-10-11 17:16:51,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896894442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:51,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:51,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:51,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872744951] [2024-10-11 17:16:51,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:51,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:51,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:51,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:51,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:51,365 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:51,372 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 366 transitions, 756 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:51,372 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:51,372 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:51,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:51,717 INFO L124 PetriNetUnfolderBase]: 451/1148 cut-off events. [2024-10-11 17:16:51,717 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2024-10-11 17:16:51,723 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1888 conditions, 1148 events. 451/1148 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5120 event pairs, 272 based on Foata normal form. 183/1208 useless extension candidates. Maximal degree in co-relation 1525. Up to 613 conditions per place. [2024-10-11 17:16:51,730 INFO L140 encePairwiseOnDemand]: 303/387 looper letters, 24 selfloop transitions, 2 changer transitions 5/284 dead transitions. [2024-10-11 17:16:51,731 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 284 transitions, 644 flow [2024-10-11 17:16:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 936 transitions. [2024-10-11 17:16:51,749 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8062015503875969 [2024-10-11 17:16:51,752 INFO L175 Difference]: Start difference. First operand has 361 places, 366 transitions, 756 flow. Second operand 3 states and 936 transitions. [2024-10-11 17:16:51,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 284 transitions, 644 flow [2024-10-11 17:16:51,756 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 284 transitions, 628 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-10-11 17:16:51,762 INFO L231 Difference]: Finished difference. Result has 284 places, 279 transitions, 570 flow [2024-10-11 17:16:51,764 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=576, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=284, PETRI_TRANSITIONS=279} [2024-10-11 17:16:51,769 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -77 predicate places. [2024-10-11 17:16:51,769 INFO L471 AbstractCegarLoop]: Abstraction has has 284 places, 279 transitions, 570 flow [2024-10-11 17:16:51,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:51,770 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:51,770 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] [2024-10-11 17:16:51,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 17:16:51,771 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:51,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:51,772 INFO L85 PathProgramCache]: Analyzing trace with hash -65545383, now seen corresponding path program 1 times [2024-10-11 17:16:51,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:51,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567791392] [2024-10-11 17:16:51,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:51,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:51,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:51,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:51,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567791392] [2024-10-11 17:16:51,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567791392] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:51,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:51,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:51,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633782971] [2024-10-11 17:16:51,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:51,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:51,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:51,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:51,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:51,853 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:51,854 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 279 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:51,855 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:51,855 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:51,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:52,155 INFO L124 PetriNetUnfolderBase]: 451/1142 cut-off events. [2024-10-11 17:16:52,156 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-11 17:16:52,158 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1801 conditions, 1142 events. 451/1142 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5101 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1762. Up to 613 conditions per place. [2024-10-11 17:16:52,162 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-10-11 17:16:52,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 278 transitions, 620 flow [2024-10-11 17:16:52,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:52,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-11 17:16:52,164 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-11 17:16:52,164 INFO L175 Difference]: Start difference. First operand has 284 places, 279 transitions, 570 flow. Second operand 3 states and 855 transitions. [2024-10-11 17:16:52,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 278 transitions, 620 flow [2024-10-11 17:16:52,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 278 transitions, 616 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:52,169 INFO L231 Difference]: Finished difference. Result has 278 places, 278 transitions, 568 flow [2024-10-11 17:16:52,169 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=278, PETRI_TRANSITIONS=278} [2024-10-11 17:16:52,170 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -83 predicate places. [2024-10-11 17:16:52,170 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 278 transitions, 568 flow [2024-10-11 17:16:52,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,172 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:52,172 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] [2024-10-11 17:16:52,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 17:16:52,172 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:52,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:52,174 INFO L85 PathProgramCache]: Analyzing trace with hash -691163728, now seen corresponding path program 1 times [2024-10-11 17:16:52,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:52,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832870888] [2024-10-11 17:16:52,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:52,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:52,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:52,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832870888] [2024-10-11 17:16:52,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832870888] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:52,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:52,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:52,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106573448] [2024-10-11 17:16:52,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:52,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:52,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:52,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:52,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:52,247 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:52,248 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 278 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,248 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:52,248 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:52,248 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:52,421 INFO L124 PetriNetUnfolderBase]: 451/1141 cut-off events. [2024-10-11 17:16:52,421 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-11 17:16:52,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1800 conditions, 1141 events. 451/1141 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5122 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1753. Up to 613 conditions per place. [2024-10-11 17:16:52,427 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2024-10-11 17:16:52,427 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 277 transitions, 618 flow [2024-10-11 17:16:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:52,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-11 17:16:52,429 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-11 17:16:52,429 INFO L175 Difference]: Start difference. First operand has 278 places, 278 transitions, 568 flow. Second operand 3 states and 855 transitions. [2024-10-11 17:16:52,429 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 277 transitions, 618 flow [2024-10-11 17:16:52,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 277 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:52,432 INFO L231 Difference]: Finished difference. Result has 277 places, 277 transitions, 566 flow [2024-10-11 17:16:52,433 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=277, PETRI_TRANSITIONS=277} [2024-10-11 17:16:52,433 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -84 predicate places. [2024-10-11 17:16:52,434 INFO L471 AbstractCegarLoop]: Abstraction has has 277 places, 277 transitions, 566 flow [2024-10-11 17:16:52,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,434 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:52,434 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] [2024-10-11 17:16:52,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 17:16:52,434 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:52,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:52,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1603366193, now seen corresponding path program 1 times [2024-10-11 17:16:52,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:52,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452778353] [2024-10-11 17:16:52,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:52,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:52,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452778353] [2024-10-11 17:16:52,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452778353] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:52,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:52,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:52,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032119597] [2024-10-11 17:16:52,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:52,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:52,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:52,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:52,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:52,498 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:52,499 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 277 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,499 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:52,499 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:52,499 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:52,678 INFO L124 PetriNetUnfolderBase]: 451/1140 cut-off events. [2024-10-11 17:16:52,678 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-11 17:16:52,680 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1799 conditions, 1140 events. 451/1140 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5114 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1744. Up to 613 conditions per place. [2024-10-11 17:16:52,684 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/276 dead transitions. [2024-10-11 17:16:52,684 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 276 transitions, 616 flow [2024-10-11 17:16:52,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:52,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:52,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-11 17:16:52,687 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-11 17:16:52,687 INFO L175 Difference]: Start difference. First operand has 277 places, 277 transitions, 566 flow. Second operand 3 states and 855 transitions. [2024-10-11 17:16:52,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 276 transitions, 616 flow [2024-10-11 17:16:52,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 276 transitions, 612 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:52,691 INFO L231 Difference]: Finished difference. Result has 276 places, 276 transitions, 564 flow [2024-10-11 17:16:52,692 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=276, PETRI_TRANSITIONS=276} [2024-10-11 17:16:52,692 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -85 predicate places. [2024-10-11 17:16:52,693 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 276 transitions, 564 flow [2024-10-11 17:16:52,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,693 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:52,693 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] [2024-10-11 17:16:52,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 17:16:52,694 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:52,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:52,694 INFO L85 PathProgramCache]: Analyzing trace with hash -743281759, now seen corresponding path program 1 times [2024-10-11 17:16:52,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:52,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467327302] [2024-10-11 17:16:52,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:52,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:52,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:52,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467327302] [2024-10-11 17:16:52,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467327302] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:52,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:52,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:52,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231979822] [2024-10-11 17:16:52,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:52,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:52,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:52,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:52,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:52,749 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:52,750 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 276 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,750 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:52,750 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:52,751 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:52,950 INFO L124 PetriNetUnfolderBase]: 451/1139 cut-off events. [2024-10-11 17:16:52,951 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-11 17:16:52,953 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1798 conditions, 1139 events. 451/1139 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5111 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1735. Up to 613 conditions per place. [2024-10-11 17:16:52,957 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/275 dead transitions. [2024-10-11 17:16:52,957 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 275 transitions, 614 flow [2024-10-11 17:16:52,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-11 17:16:52,959 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-11 17:16:52,959 INFO L175 Difference]: Start difference. First operand has 276 places, 276 transitions, 564 flow. Second operand 3 states and 855 transitions. [2024-10-11 17:16:52,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 275 transitions, 614 flow [2024-10-11 17:16:52,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 275 transitions, 610 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:52,963 INFO L231 Difference]: Finished difference. Result has 275 places, 275 transitions, 562 flow [2024-10-11 17:16:52,964 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=275, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=275, PETRI_TRANSITIONS=275} [2024-10-11 17:16:52,964 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-11 17:16:52,964 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 275 transitions, 562 flow [2024-10-11 17:16:52,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:52,965 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:52,965 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] [2024-10-11 17:16:52,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 17:16:52,966 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:52,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:52,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1705988970, now seen corresponding path program 1 times [2024-10-11 17:16:52,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:52,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196955482] [2024-10-11 17:16:52,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:52,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:52,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:52,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196955482] [2024-10-11 17:16:52,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196955482] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:52,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:52,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:52,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101982243] [2024-10-11 17:16:52,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:52,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:52,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:52,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:52,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:53,008 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:53,009 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 275 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:53,009 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:53,009 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:53,009 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:53,239 INFO L124 PetriNetUnfolderBase]: 595/1525 cut-off events. [2024-10-11 17:16:53,239 INFO L125 PetriNetUnfolderBase]: For 50/50 co-relation queries the response was YES. [2024-10-11 17:16:53,242 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2386 conditions, 1525 events. 595/1525 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 8177 event pairs, 228 based on Foata normal form. 0/1364 useless extension candidates. Maximal degree in co-relation 2315. Up to 435 conditions per place. [2024-10-11 17:16:53,248 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 36 selfloop transitions, 2 changer transitions 0/289 dead transitions. [2024-10-11 17:16:53,249 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 289 transitions, 671 flow [2024-10-11 17:16:53,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 879 transitions. [2024-10-11 17:16:53,252 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7571059431524548 [2024-10-11 17:16:53,252 INFO L175 Difference]: Start difference. First operand has 275 places, 275 transitions, 562 flow. Second operand 3 states and 879 transitions. [2024-10-11 17:16:53,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 289 transitions, 671 flow [2024-10-11 17:16:53,254 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 289 transitions, 667 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:53,257 INFO L231 Difference]: Finished difference. Result has 275 places, 275 transitions, 566 flow [2024-10-11 17:16:53,258 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=275, PETRI_TRANSITIONS=275} [2024-10-11 17:16:53,260 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-11 17:16:53,261 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 275 transitions, 566 flow [2024-10-11 17:16:53,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:53,262 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:53,262 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] [2024-10-11 17:16:53,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 17:16:53,262 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:53,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:53,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1967905325, now seen corresponding path program 1 times [2024-10-11 17:16:53,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:53,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974153115] [2024-10-11 17:16:53,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:53,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:53,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:53,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974153115] [2024-10-11 17:16:53,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974153115] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:53,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:53,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:53,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412473231] [2024-10-11 17:16:53,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:53,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:53,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:53,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:53,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:53,324 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-11 17:16:53,325 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 275 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:53,325 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:53,325 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-11 17:16:53,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:53,529 INFO L124 PetriNetUnfolderBase]: 595/1527 cut-off events. [2024-10-11 17:16:53,529 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-10-11 17:16:53,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2534 conditions, 1527 events. 595/1527 cut-off events. For 151/151 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8246 event pairs, 375 based on Foata normal form. 0/1366 useless extension candidates. Maximal degree in co-relation 1224. Up to 808 conditions per place. [2024-10-11 17:16:53,538 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/274 dead transitions. [2024-10-11 17:16:53,538 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 274 transitions, 616 flow [2024-10-11 17:16:53,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-11 17:16:53,540 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-11 17:16:53,540 INFO L175 Difference]: Start difference. First operand has 275 places, 275 transitions, 566 flow. Second operand 3 states and 857 transitions. [2024-10-11 17:16:53,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 274 transitions, 616 flow [2024-10-11 17:16:53,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 274 transitions, 614 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:53,544 INFO L231 Difference]: Finished difference. Result has 275 places, 274 transitions, 566 flow [2024-10-11 17:16:53,544 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=275, PETRI_TRANSITIONS=274} [2024-10-11 17:16:53,545 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-11 17:16:53,545 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 274 transitions, 566 flow [2024-10-11 17:16:53,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:53,546 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:53,546 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] [2024-10-11 17:16:53,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 17:16:53,546 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:53,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:53,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1062704743, now seen corresponding path program 1 times [2024-10-11 17:16:53,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:53,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912259171] [2024-10-11 17:16:53,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:53,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:53,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912259171] [2024-10-11 17:16:53,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912259171] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:53,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:53,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:53,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597846169] [2024-10-11 17:16:53,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:53,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:53,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:53,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:53,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:53,598 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-11 17:16:53,599 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 274 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:53,599 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:53,599 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-11 17:16:53,599 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:53,790 INFO L124 PetriNetUnfolderBase]: 595/1526 cut-off events. [2024-10-11 17:16:53,791 INFO L125 PetriNetUnfolderBase]: For 150/150 co-relation queries the response was YES. [2024-10-11 17:16:53,794 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2488 conditions, 1526 events. 595/1526 cut-off events. For 150/150 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8263 event pairs, 375 based on Foata normal form. 0/1366 useless extension candidates. Maximal degree in co-relation 2408. Up to 809 conditions per place. [2024-10-11 17:16:53,800 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/273 dead transitions. [2024-10-11 17:16:53,800 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 273 transitions, 618 flow [2024-10-11 17:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-11 17:16:53,802 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-11 17:16:53,802 INFO L175 Difference]: Start difference. First operand has 275 places, 274 transitions, 566 flow. Second operand 3 states and 855 transitions. [2024-10-11 17:16:53,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 273 transitions, 618 flow [2024-10-11 17:16:53,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 273 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:53,806 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 564 flow [2024-10-11 17:16:53,806 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-10-11 17:16:53,806 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-11 17:16:53,807 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 564 flow [2024-10-11 17:16:53,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-11 17:16:53,807 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:53,807 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] [2024-10-11 17:16:53,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 17:16:53,808 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:53,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:53,809 INFO L85 PathProgramCache]: Analyzing trace with hash 3845167, now seen corresponding path program 1 times [2024-10-11 17:16:53,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:53,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643055803] [2024-10-11 17:16:53,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:53,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:53,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:53,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643055803] [2024-10-11 17:16:53,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643055803] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:53,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:53,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:53,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911913256] [2024-10-11 17:16:53,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:53,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:53,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:53,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:53,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:53,848 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:53,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:53,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:53,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:53,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:54,115 INFO L124 PetriNetUnfolderBase]: 749/1831 cut-off events. [2024-10-11 17:16:54,116 INFO L125 PetriNetUnfolderBase]: For 197/197 co-relation queries the response was YES. [2024-10-11 17:16:54,119 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3026 conditions, 1831 events. 749/1831 cut-off events. For 197/197 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 10304 event pairs, 262 based on Foata normal form. 0/1652 useless extension candidates. Maximal degree in co-relation 2938. Up to 544 conditions per place. [2024-10-11 17:16:54,126 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 37 selfloop transitions, 2 changer transitions 0/287 dead transitions. [2024-10-11 17:16:54,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 287 transitions, 678 flow [2024-10-11 17:16:54,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 878 transitions. [2024-10-11 17:16:54,130 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.756244616709733 [2024-10-11 17:16:54,130 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 564 flow. Second operand 3 states and 878 transitions. [2024-10-11 17:16:54,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 287 transitions, 678 flow [2024-10-11 17:16:54,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 287 transitions, 674 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:54,134 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 568 flow [2024-10-11 17:16:54,135 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-10-11 17:16:54,135 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-11 17:16:54,135 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 568 flow [2024-10-11 17:16:54,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:54,136 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:54,136 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] [2024-10-11 17:16:54,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 17:16:54,136 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:54,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:54,137 INFO L85 PathProgramCache]: Analyzing trace with hash -793450794, now seen corresponding path program 1 times [2024-10-11 17:16:54,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:54,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225255205] [2024-10-11 17:16:54,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:54,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:54,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:54,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:54,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225255205] [2024-10-11 17:16:54,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225255205] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:54,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:54,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:54,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936833818] [2024-10-11 17:16:54,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:54,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:54,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:54,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:54,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:54,173 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-11 17:16:54,174 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:54,174 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:54,174 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-11 17:16:54,174 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:54,435 INFO L124 PetriNetUnfolderBase]: 749/1954 cut-off events. [2024-10-11 17:16:54,435 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-10-11 17:16:54,439 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3313 conditions, 1954 events. 749/1954 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12037 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 1748. Up to 1018 conditions per place. [2024-10-11 17:16:54,445 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/272 dead transitions. [2024-10-11 17:16:54,445 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 272 transitions, 620 flow [2024-10-11 17:16:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-11 17:16:54,449 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-11 17:16:54,449 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 568 flow. Second operand 3 states and 857 transitions. [2024-10-11 17:16:54,449 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 272 transitions, 620 flow [2024-10-11 17:16:54,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 272 transitions, 618 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:54,453 INFO L231 Difference]: Finished difference. Result has 274 places, 272 transitions, 568 flow [2024-10-11 17:16:54,453 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=274, PETRI_TRANSITIONS=272} [2024-10-11 17:16:54,454 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-11 17:16:54,454 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 272 transitions, 568 flow [2024-10-11 17:16:54,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:54,455 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:54,455 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] [2024-10-11 17:16:54,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 17:16:54,455 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:54,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:54,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1809021489, now seen corresponding path program 1 times [2024-10-11 17:16:54,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:54,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272836713] [2024-10-11 17:16:54,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:54,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:54,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:54,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272836713] [2024-10-11 17:16:54,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272836713] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:54,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:54,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:54,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644887273] [2024-10-11 17:16:54,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:54,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:54,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:54,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:54,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:54,497 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:54,498 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 272 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:54,498 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:54,498 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:54,498 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:54,786 INFO L124 PetriNetUnfolderBase]: 749/1953 cut-off events. [2024-10-11 17:16:54,787 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:54,790 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3258 conditions, 1953 events. 749/1953 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12042 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3161. Up to 1016 conditions per place. [2024-10-11 17:16:54,797 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/271 dead transitions. [2024-10-11 17:16:54,797 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 271 transitions, 616 flow [2024-10-11 17:16:54,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-11 17:16:54,799 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-11 17:16:54,800 INFO L175 Difference]: Start difference. First operand has 274 places, 272 transitions, 568 flow. Second operand 3 states and 864 transitions. [2024-10-11 17:16:54,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 271 transitions, 616 flow [2024-10-11 17:16:54,802 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 612 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:54,804 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 564 flow [2024-10-11 17:16:54,804 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-10-11 17:16:54,805 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -88 predicate places. [2024-10-11 17:16:54,805 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 564 flow [2024-10-11 17:16:54,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:54,806 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:54,806 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] [2024-10-11 17:16:54,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 17:16:54,806 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:54,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:54,807 INFO L85 PathProgramCache]: Analyzing trace with hash 2022571465, now seen corresponding path program 1 times [2024-10-11 17:16:54,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:54,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531772176] [2024-10-11 17:16:54,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:54,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:54,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:54,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531772176] [2024-10-11 17:16:54,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531772176] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:54,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:54,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:54,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291387482] [2024-10-11 17:16:54,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:54,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:54,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:54,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:54,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:54,858 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-11 17:16:54,860 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:54,860 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:54,860 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-11 17:16:54,860 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:55,136 INFO L124 PetriNetUnfolderBase]: 749/1952 cut-off events. [2024-10-11 17:16:55,136 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:55,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3258 conditions, 1952 events. 749/1952 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12040 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3161. Up to 1018 conditions per place. [2024-10-11 17:16:55,147 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-10-11 17:16:55,147 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 270 transitions, 616 flow [2024-10-11 17:16:55,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:55,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-11 17:16:55,149 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-11 17:16:55,150 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 564 flow. Second operand 3 states and 857 transitions. [2024-10-11 17:16:55,150 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 270 transitions, 616 flow [2024-10-11 17:16:55,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 270 transitions, 615 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:55,154 INFO L231 Difference]: Finished difference. Result has 273 places, 270 transitions, 565 flow [2024-10-11 17:16:55,154 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=561, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=565, PETRI_PLACES=273, PETRI_TRANSITIONS=270} [2024-10-11 17:16:55,155 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -88 predicate places. [2024-10-11 17:16:55,155 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 270 transitions, 565 flow [2024-10-11 17:16:55,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:55,156 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:55,156 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] [2024-10-11 17:16:55,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 17:16:55,156 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:55,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:55,156 INFO L85 PathProgramCache]: Analyzing trace with hash 668435595, now seen corresponding path program 1 times [2024-10-11 17:16:55,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:55,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371890852] [2024-10-11 17:16:55,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:55,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:55,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371890852] [2024-10-11 17:16:55,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371890852] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:55,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:55,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:16:55,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831192057] [2024-10-11 17:16:55,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:55,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:16:55,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:55,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:16:55,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:16:55,667 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 387 [2024-10-11 17:16:55,669 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 270 transitions, 565 flow. Second operand has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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) [2024-10-11 17:16:55,669 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:55,669 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 387 [2024-10-11 17:16:55,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:55,933 INFO L124 PetriNetUnfolderBase]: 749/1950 cut-off events. [2024-10-11 17:16:55,933 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:55,936 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3279 conditions, 1950 events. 749/1950 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12013 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3183. Up to 1031 conditions per place. [2024-10-11 17:16:55,940 INFO L140 encePairwiseOnDemand]: 375/387 looper letters, 38 selfloop transitions, 10 changer transitions 0/268 dead transitions. [2024-10-11 17:16:55,940 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 268 transitions, 657 flow [2024-10-11 17:16:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:16:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:16:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1584 transitions. [2024-10-11 17:16:55,943 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6821705426356589 [2024-10-11 17:16:55,943 INFO L175 Difference]: Start difference. First operand has 273 places, 270 transitions, 565 flow. Second operand 6 states and 1584 transitions. [2024-10-11 17:16:55,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 268 transitions, 657 flow [2024-10-11 17:16:55,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 268 transitions, 653 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:55,947 INFO L231 Difference]: Finished difference. Result has 274 places, 268 transitions, 577 flow [2024-10-11 17:16:55,947 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=557, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=577, PETRI_PLACES=274, PETRI_TRANSITIONS=268} [2024-10-11 17:16:55,948 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-11 17:16:55,948 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 268 transitions, 577 flow [2024-10-11 17:16:55,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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) [2024-10-11 17:16:55,949 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:55,949 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] [2024-10-11 17:16:55,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 17:16:55,949 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:55,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:55,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1708539300, now seen corresponding path program 1 times [2024-10-11 17:16:55,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:55,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131074859] [2024-10-11 17:16:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:55,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:55,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:55,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131074859] [2024-10-11 17:16:55,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131074859] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:55,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:55,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:55,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167933231] [2024-10-11 17:16:55,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:55,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:55,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:55,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:55,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:56,000 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:56,001 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 268 transitions, 577 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:56,001 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:56,001 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:56,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:56,220 INFO L124 PetriNetUnfolderBase]: 749/1949 cut-off events. [2024-10-11 17:16:56,220 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:56,224 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3263 conditions, 1949 events. 749/1949 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11989 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3228. Up to 1016 conditions per place. [2024-10-11 17:16:56,229 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/267 dead transitions. [2024-10-11 17:16:56,230 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 267 transitions, 625 flow [2024-10-11 17:16:56,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-11 17:16:56,231 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-11 17:16:56,231 INFO L175 Difference]: Start difference. First operand has 274 places, 268 transitions, 577 flow. Second operand 3 states and 864 transitions. [2024-10-11 17:16:56,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 267 transitions, 625 flow [2024-10-11 17:16:56,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 267 transitions, 605 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:16:56,235 INFO L231 Difference]: Finished difference. Result has 270 places, 267 transitions, 557 flow [2024-10-11 17:16:56,235 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=555, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=557, PETRI_PLACES=270, PETRI_TRANSITIONS=267} [2024-10-11 17:16:56,235 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-11 17:16:56,236 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 267 transitions, 557 flow [2024-10-11 17:16:56,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:56,236 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:56,236 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] [2024-10-11 17:16:56,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 17:16:56,237 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:56,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:56,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1772100903, now seen corresponding path program 1 times [2024-10-11 17:16:56,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:56,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309894589] [2024-10-11 17:16:56,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:56,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:56,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:56,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:56,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309894589] [2024-10-11 17:16:56,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309894589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:56,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:56,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:56,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588156525] [2024-10-11 17:16:56,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:56,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:56,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:56,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:56,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:56,271 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-11 17:16:56,271 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 267 transitions, 557 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:56,271 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:56,271 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-11 17:16:56,271 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:56,493 INFO L124 PetriNetUnfolderBase]: 749/1948 cut-off events. [2024-10-11 17:16:56,493 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:56,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3255 conditions, 1948 events. 749/1948 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11991 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3158. Up to 1018 conditions per place. [2024-10-11 17:16:56,502 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/266 dead transitions. [2024-10-11 17:16:56,502 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 266 transitions, 609 flow [2024-10-11 17:16:56,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-11 17:16:56,504 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-11 17:16:56,504 INFO L175 Difference]: Start difference. First operand has 270 places, 267 transitions, 557 flow. Second operand 3 states and 857 transitions. [2024-10-11 17:16:56,504 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 266 transitions, 609 flow [2024-10-11 17:16:56,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 266 transitions, 608 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:56,507 INFO L231 Difference]: Finished difference. Result has 270 places, 266 transitions, 558 flow [2024-10-11 17:16:56,508 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=270, PETRI_TRANSITIONS=266} [2024-10-11 17:16:56,508 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-11 17:16:56,508 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 266 transitions, 558 flow [2024-10-11 17:16:56,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-11 17:16:56,509 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:56,509 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] [2024-10-11 17:16:56,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 17:16:56,509 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:56,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:56,509 INFO L85 PathProgramCache]: Analyzing trace with hash -827052449, now seen corresponding path program 1 times [2024-10-11 17:16:56,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:56,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980232691] [2024-10-11 17:16:56,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:56,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:56,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:56,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980232691] [2024-10-11 17:16:56,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980232691] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:56,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:56,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:56,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160959657] [2024-10-11 17:16:56,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:56,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:56,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:56,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:56,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:56,556 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:56,557 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 266 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:56,557 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:56,557 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:56,557 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:56,989 INFO L124 PetriNetUnfolderBase]: 749/1947 cut-off events. [2024-10-11 17:16:56,989 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-11 17:16:56,993 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3254 conditions, 1947 events. 749/1947 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11948 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3157. Up to 1016 conditions per place. [2024-10-11 17:16:56,998 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/265 dead transitions. [2024-10-11 17:16:56,998 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 265 transitions, 606 flow [2024-10-11 17:16:56,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-11 17:16:57,000 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-11 17:16:57,001 INFO L175 Difference]: Start difference. First operand has 270 places, 266 transitions, 558 flow. Second operand 3 states and 864 transitions. [2024-10-11 17:16:57,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 265 transitions, 606 flow [2024-10-11 17:16:57,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 265 transitions, 602 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:57,004 INFO L231 Difference]: Finished difference. Result has 269 places, 265 transitions, 554 flow [2024-10-11 17:16:57,005 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=554, PETRI_PLACES=269, PETRI_TRANSITIONS=265} [2024-10-11 17:16:57,005 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -92 predicate places. [2024-10-11 17:16:57,005 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 265 transitions, 554 flow [2024-10-11 17:16:57,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:57,006 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:57,006 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] [2024-10-11 17:16:57,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-11 17:16:57,006 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:57,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:57,007 INFO L85 PathProgramCache]: Analyzing trace with hash -450709908, now seen corresponding path program 1 times [2024-10-11 17:16:57,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:57,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659640937] [2024-10-11 17:16:57,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:57,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:57,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:57,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659640937] [2024-10-11 17:16:57,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659640937] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:57,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:57,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:57,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300416638] [2024-10-11 17:16:57,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:57,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:57,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:57,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:57,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:57,052 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-11 17:16:57,053 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 265 transitions, 554 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:57,053 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:57,053 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-11 17:16:57,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:57,394 INFO L124 PetriNetUnfolderBase]: 758/1955 cut-off events. [2024-10-11 17:16:57,394 INFO L125 PetriNetUnfolderBase]: For 306/306 co-relation queries the response was YES. [2024-10-11 17:16:57,399 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3279 conditions, 1955 events. 758/1955 cut-off events. For 306/306 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11617 event pairs, 362 based on Foata normal form. 0/1765 useless extension candidates. Maximal degree in co-relation 3182. Up to 1026 conditions per place. [2024-10-11 17:16:57,405 INFO L140 encePairwiseOnDemand]: 381/387 looper letters, 28 selfloop transitions, 5 changer transitions 0/272 dead transitions. [2024-10-11 17:16:57,405 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 272 transitions, 638 flow [2024-10-11 17:16:57,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 872 transitions. [2024-10-11 17:16:57,407 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7510766580534023 [2024-10-11 17:16:57,407 INFO L175 Difference]: Start difference. First operand has 269 places, 265 transitions, 554 flow. Second operand 3 states and 872 transitions. [2024-10-11 17:16:57,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 272 transitions, 638 flow [2024-10-11 17:16:57,410 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 272 transitions, 637 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:57,412 INFO L231 Difference]: Finished difference. Result has 270 places, 268 transitions, 582 flow [2024-10-11 17:16:57,413 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=582, PETRI_PLACES=270, PETRI_TRANSITIONS=268} [2024-10-11 17:16:57,413 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-11 17:16:57,413 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 268 transitions, 582 flow [2024-10-11 17:16:57,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-11 17:16:57,414 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:57,414 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] [2024-10-11 17:16:57,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-11 17:16:57,414 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-11 17:16:57,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:57,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1721005934, now seen corresponding path program 1 times [2024-10-11 17:16:57,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:57,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306476346] [2024-10-11 17:16:57,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:57,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:57,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:57,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306476346] [2024-10-11 17:16:57,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306476346] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:57,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:57,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:57,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352302265] [2024-10-11 17:16:57,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:57,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:57,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:57,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:57,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:57,466 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 387 [2024-10-11 17:16:57,467 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 268 transitions, 582 flow. Second operand has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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) [2024-10-11 17:16:57,467 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:57,467 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 387 [2024-10-11 17:16:57,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:57,741 INFO L124 PetriNetUnfolderBase]: 758/1951 cut-off events. [2024-10-11 17:16:57,741 INFO L125 PetriNetUnfolderBase]: For 487/487 co-relation queries the response was YES. [2024-10-11 17:16:57,744 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3556 conditions, 1951 events. 758/1951 cut-off events. For 487/487 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11596 event pairs, 407 based on Foata normal form. 4/1762 useless extension candidates. Maximal degree in co-relation 3460. Up to 1029 conditions per place. [2024-10-11 17:16:57,745 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 0 selfloop transitions, 0 changer transitions 267/267 dead transitions. [2024-10-11 17:16:57,745 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 267 transitions, 634 flow [2024-10-11 17:16:57,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:57,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 865 transitions. [2024-10-11 17:16:57,747 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7450473729543498 [2024-10-11 17:16:57,747 INFO L175 Difference]: Start difference. First operand has 270 places, 268 transitions, 582 flow. Second operand 3 states and 865 transitions. [2024-10-11 17:16:57,747 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 267 transitions, 634 flow [2024-10-11 17:16:57,748 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 267 transitions, 634 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:16:57,749 INFO L231 Difference]: Finished difference. Result has 271 places, 0 transitions, 0 flow [2024-10-11 17:16:57,749 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=271, PETRI_TRANSITIONS=0} [2024-10-11 17:16:57,749 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -90 predicate places. [2024-10-11 17:16:57,749 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 0 transitions, 0 flow [2024-10-11 17:16:57,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (162 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (161 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (160 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (159 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (157 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (156 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (155 of 163 remaining) [2024-10-11 17:16:57,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (154 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (153 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (152 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (151 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (147 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (146 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (145 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (142 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (141 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (140 of 163 remaining) [2024-10-11 17:16:57,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (139 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (138 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (137 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (136 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (135 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (134 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (133 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (132 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (131 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (130 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (129 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (128 of 163 remaining) [2024-10-11 17:16:57,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (127 of 163 remaining) [2024-10-11 17:16:57,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (126 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (125 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (124 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (123 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (122 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (121 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (120 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (119 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (118 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (117 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (116 of 163 remaining) [2024-10-11 17:16:57,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (115 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (114 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (113 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (112 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (111 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (110 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (109 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (108 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (107 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (106 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (105 of 163 remaining) [2024-10-11 17:16:57,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (104 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (102 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (101 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (100 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (99 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (98 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (97 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (96 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (95 of 163 remaining) [2024-10-11 17:16:57,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (94 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 163 remaining) [2024-10-11 17:16:57,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 163 remaining) [2024-10-11 17:16:57,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 163 remaining) [2024-10-11 17:16:57,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 163 remaining) [2024-10-11 17:16:57,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 163 remaining) [2024-10-11 17:16:57,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 163 remaining) [2024-10-11 17:16:57,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 163 remaining) [2024-10-11 17:16:57,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 163 remaining) [2024-10-11 17:16:57,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 163 remaining) [2024-10-11 17:16:57,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 163 remaining) [2024-10-11 17:16:57,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 163 remaining) [2024-10-11 17:16:57,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 17:16:57,772 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:16:57,781 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-11 17:16:57,781 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 17:16:57,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 05:16:57 BasicIcfg [2024-10-11 17:16:57,787 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 17:16:57,787 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 17:16:57,788 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 17:16:57,788 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 17:16:57,788 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:50" (3/4) ... [2024-10-11 17:16:57,789 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 17:16:57,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-11 17:16:57,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-11 17:16:57,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-11 17:16:57,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-10-11 17:16:57,798 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-10-11 17:16:57,799 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-11 17:16:57,799 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-11 17:16:57,799 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 17:16:57,886 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 17:16:57,886 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 17:16:57,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 17:16:57,886 INFO L158 Benchmark]: Toolchain (without parser) took 9074.53ms. Allocated memory was 184.5MB in the beginning and 891.3MB in the end (delta: 706.7MB). Free memory was 115.7MB in the beginning and 764.5MB in the end (delta: -648.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,886 INFO L158 Benchmark]: CDTParser took 3.97ms. Allocated memory is still 184.5MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.07ms. Allocated memory is still 184.5MB. Free memory was 115.5MB in the beginning and 99.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 184.5MB. Free memory was 99.7MB in the beginning and 95.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: Boogie Preprocessor took 64.24ms. Allocated memory is still 184.5MB. Free memory was 95.8MB in the beginning and 154.1MB in the end (delta: -58.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: RCFGBuilder took 1402.75ms. Allocated memory is still 184.5MB. Free memory was 154.1MB in the beginning and 80.4MB in the end (delta: 73.7MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: TraceAbstraction took 7081.82ms. Allocated memory was 184.5MB in the beginning and 891.3MB in the end (delta: 706.7MB). Free memory was 79.3MB in the beginning and 771.8MB in the end (delta: -692.5MB). Peak memory consumption was 475.0MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,887 INFO L158 Benchmark]: Witness Printer took 98.52ms. Allocated memory is still 891.3MB. Free memory was 771.8MB in the beginning and 764.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 17:16:57,888 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.97ms. Allocated memory is still 184.5MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.07ms. Allocated memory is still 184.5MB. Free memory was 115.5MB in the beginning and 99.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 184.5MB. Free memory was 99.7MB in the beginning and 95.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.24ms. Allocated memory is still 184.5MB. Free memory was 95.8MB in the beginning and 154.1MB in the end (delta: -58.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1402.75ms. Allocated memory is still 184.5MB. Free memory was 154.1MB in the beginning and 80.4MB in the end (delta: 73.7MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. * TraceAbstraction took 7081.82ms. Allocated memory was 184.5MB in the beginning and 891.3MB in the end (delta: 706.7MB). Free memory was 79.3MB in the beginning and 771.8MB in the end (delta: -692.5MB). Peak memory consumption was 475.0MB. Max. memory is 16.1GB. * Witness Printer took 98.52ms. Allocated memory is still 891.3MB. Free memory was 771.8MB in the beginning and 764.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: 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: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: 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: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: 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: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: 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: 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: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: 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: 128]: 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: 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: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: 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: 159]: 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: 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: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: 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: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: 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 9 procedures, 475 locations, 163 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: 6.8s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 332 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 929 IncrementalHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 63 mSDtfsCounter, 929 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=756occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1756 NumberOfCodeBlocks, 1756 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1738 ConstructedInterpolants, 0 QuantifiedInterpolants, 1887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-11 17:16:57,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE