./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/parallel-parallel-sum-1-dsl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 15:32:35,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 15:32:35,606 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-24 15:32:35,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 15:32:35,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 15:32:35,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 15:32:35,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 15:32:35,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 15:32:35,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 15:32:35,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 15:32:35,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 15:32:35,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 15:32:35,649 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 15:32:35,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 15:32:35,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 15:32:35,653 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 15:32:35,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 15:32:35,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 15:32:35,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 15:32:35,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 15:32:35,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 15:32:35,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 15:32:35,656 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 15:32:35,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 15:32:35,657 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 15:32:35,658 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 15:32:35,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:32:35,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 15:32:35,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 15:32:35,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 15:32:35,659 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 15:32:35,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 15:32:35,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 15:32:35,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 15:32:35,660 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 15:32:35,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 15:32:35,661 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c [2024-10-24 15:32:35,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 15:32:35,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 15:32:35,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 15:32:35,963 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 15:32:35,964 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 15:32:35,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-10-24 15:32:37,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 15:32:37,609 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 15:32:37,610 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-10-24 15:32:37,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad864458d/98f5cb83d8784153855e0bcc3b981d25/FLAGa0bc2d016 [2024-10-24 15:32:37,632 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad864458d/98f5cb83d8784153855e0bcc3b981d25 [2024-10-24 15:32:37,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 15:32:37,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 15:32:37,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 15:32:37,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 15:32:37,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 15:32:37,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:32:37" (1/1) ... [2024-10-24 15:32:37,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c31258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:37, skipping insertion in model container [2024-10-24 15:32:37,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:32:37" (1/1) ... [2024-10-24 15:32:37,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 15:32:37,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:32:37,953 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 15:32:38,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:32:38,031 INFO L204 MainTranslator]: Completed translation [2024-10-24 15:32:38,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38 WrapperNode [2024-10-24 15:32:38,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 15:32:38,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 15:32:38,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 15:32:38,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 15:32:38,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,102 INFO L138 Inliner]: procedures = 28, calls = 66, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 496 [2024-10-24 15:32:38,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 15:32:38,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 15:32:38,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 15:32:38,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 15:32:38,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 15:32:38,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 15:32:38,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 15:32:38,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 15:32:38,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (1/1) ... [2024-10-24 15:32:38,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:32:38,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:32:38,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 15:32:38,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 15:32:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 15:32:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-24 15:32:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-24 15:32:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-24 15:32:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-24 15:32:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-24 15:32:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-24 15:32:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-24 15:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-24 15:32:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-24 15:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-24 15:32:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-24 15:32:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-10-24 15:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-10-24 15:32:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-10-24 15:32:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-10-24 15:32:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 15:32:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 15:32:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 15:32:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 15:32:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 15:32:38,275 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-24 15:32:38,432 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 15:32:38,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 15:32:39,263 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-24 15:32:39,264 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 15:32:39,662 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 15:32:39,664 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-24 15:32:39,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:32:39 BoogieIcfgContainer [2024-10-24 15:32:39,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 15:32:39,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 15:32:39,668 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 15:32:39,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 15:32:39,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 03:32:37" (1/3) ... [2024-10-24 15:32:39,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8871d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:32:39, skipping insertion in model container [2024-10-24 15:32:39,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:32:38" (2/3) ... [2024-10-24 15:32:39,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8871d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:32:39, skipping insertion in model container [2024-10-24 15:32:39,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:32:39" (3/3) ... [2024-10-24 15:32:39,675 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-10-24 15:32:39,692 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 15:32:39,693 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2024-10-24 15:32:39,693 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-24 15:32:39,814 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-10-24 15:32:39,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 372 places, 371 transitions, 808 flow [2024-10-24 15:32:39,997 INFO L124 PetriNetUnfolderBase]: 18/357 cut-off events. [2024-10-24 15:32:39,998 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-10-24 15:32:40,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 386 conditions, 357 events. 18/357 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 692 event pairs, 0 based on Foata normal form. 0/268 useless extension candidates. Maximal degree in co-relation 314. Up to 3 conditions per place. [2024-10-24 15:32:40,011 INFO L82 GeneralOperation]: Start removeDead. Operand has 372 places, 371 transitions, 808 flow [2024-10-24 15:32:40,025 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 342 places, 340 transitions, 728 flow [2024-10-24 15:32:40,039 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:32:40,047 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;@37b03b38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:32:40,048 INFO L334 AbstractCegarLoop]: Starting to check reachability of 137 error locations. [2024-10-24 15:32:40,052 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:32:40,052 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-10-24 15:32:40,052 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:32:40,052 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:40,053 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] [2024-10-24 15:32:40,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:40,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:40,059 INFO L85 PathProgramCache]: Analyzing trace with hash -675959310, now seen corresponding path program 1 times [2024-10-24 15:32:40,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:40,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533921484] [2024-10-24 15:32:40,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:40,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:40,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:40,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533921484] [2024-10-24 15:32:40,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533921484] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:40,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:40,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:40,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154635889] [2024-10-24 15:32:40,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:40,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:40,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:40,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:40,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:40,350 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 375 [2024-10-24 15:32:40,356 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 340 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 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) [2024-10-24 15:32:40,357 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:40,357 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 375 [2024-10-24 15:32:40,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:41,919 INFO L124 PetriNetUnfolderBase]: 2800/6296 cut-off events. [2024-10-24 15:32:41,919 INFO L125 PetriNetUnfolderBase]: For 1095/1095 co-relation queries the response was YES. [2024-10-24 15:32:41,949 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10982 conditions, 6296 events. 2800/6296 cut-off events. For 1095/1095 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 48955 event pairs, 1446 based on Foata normal form. 1047/6408 useless extension candidates. Maximal degree in co-relation 10547. Up to 3551 conditions per place. [2024-10-24 15:32:42,002 INFO L140 encePairwiseOnDemand]: 308/375 looper letters, 35 selfloop transitions, 2 changer transitions 3/275 dead transitions. [2024-10-24 15:32:42,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 275 transitions, 672 flow [2024-10-24 15:32:42,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 888 transitions. [2024-10-24 15:32:42,025 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7893333333333333 [2024-10-24 15:32:42,029 INFO L175 Difference]: Start difference. First operand has 342 places, 340 transitions, 728 flow. Second operand 3 states and 888 transitions. [2024-10-24 15:32:42,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 275 transitions, 672 flow [2024-10-24 15:32:42,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 275 transitions, 640 flow, removed 0 selfloop flow, removed 12 redundant places. [2024-10-24 15:32:42,049 INFO L231 Difference]: Finished difference. Result has 275 places, 272 transitions, 564 flow [2024-10-24 15:32:42,052 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=566, 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=564, PETRI_PLACES=275, PETRI_TRANSITIONS=272} [2024-10-24 15:32:42,056 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -67 predicate places. [2024-10-24 15:32:42,056 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 272 transitions, 564 flow [2024-10-24 15:32:42,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 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) [2024-10-24 15:32:42,058 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:42,058 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] [2024-10-24 15:32:42,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 15:32:42,059 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:42,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1167698333, now seen corresponding path program 1 times [2024-10-24 15:32:42,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:42,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361941324] [2024-10-24 15:32:42,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:42,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:42,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361941324] [2024-10-24 15:32:42,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361941324] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:42,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:42,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:42,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703206706] [2024-10-24 15:32:42,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:42,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:42,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:42,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:42,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:42,181 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 375 [2024-10-24 15:32:42,183 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 272 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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) [2024-10-24 15:32:42,183 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:42,184 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 375 [2024-10-24 15:32:42,184 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:43,316 INFO L124 PetriNetUnfolderBase]: 2800/6292 cut-off events. [2024-10-24 15:32:43,316 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:43,336 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10126 conditions, 6292 events. 2800/6292 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 49047 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10092. Up to 3550 conditions per place. [2024-10-24 15:32:43,369 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 2 changer transitions 0/271 dead transitions. [2024-10-24 15:32:43,370 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 271 transitions, 634 flow [2024-10-24 15:32:43,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:43,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 826 transitions. [2024-10-24 15:32:43,373 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7342222222222222 [2024-10-24 15:32:43,374 INFO L175 Difference]: Start difference. First operand has 275 places, 272 transitions, 564 flow. Second operand 3 states and 826 transitions. [2024-10-24 15:32:43,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 271 transitions, 634 flow [2024-10-24 15:32:43,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 271 transitions, 630 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:43,382 INFO L231 Difference]: Finished difference. Result has 271 places, 271 transitions, 562 flow [2024-10-24 15:32:43,382 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=271, PETRI_TRANSITIONS=271} [2024-10-24 15:32:43,383 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -71 predicate places. [2024-10-24 15:32:43,383 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 271 transitions, 562 flow [2024-10-24 15:32:43,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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) [2024-10-24 15:32:43,384 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:43,385 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] [2024-10-24 15:32:43,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 15:32:43,385 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:43,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:43,386 INFO L85 PathProgramCache]: Analyzing trace with hash 456454812, now seen corresponding path program 1 times [2024-10-24 15:32:43,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:43,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449811015] [2024-10-24 15:32:43,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:43,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:43,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:43,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449811015] [2024-10-24 15:32:43,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449811015] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:43,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:43,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:43,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711675841] [2024-10-24 15:32:43,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:43,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:43,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:43,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:43,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:43,473 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:43,474 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 271 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:43,475 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:43,475 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:43,475 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:44,823 INFO L124 PetriNetUnfolderBase]: 2800/6291 cut-off events. [2024-10-24 15:32:44,824 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:44,843 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10124 conditions, 6291 events. 2800/6291 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49043 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10082. Up to 3549 conditions per place. [2024-10-24 15:32:44,871 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-10-24 15:32:44,872 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 270 transitions, 630 flow [2024-10-24 15:32:44,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:44,875 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:44,875 INFO L175 Difference]: Start difference. First operand has 271 places, 271 transitions, 562 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:44,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 272 places, 270 transitions, 630 flow [2024-10-24 15:32:44,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 270 transitions, 626 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:44,880 INFO L231 Difference]: Finished difference. Result has 270 places, 270 transitions, 560 flow [2024-10-24 15:32:44,880 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=268, 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=560, PETRI_PLACES=270, PETRI_TRANSITIONS=270} [2024-10-24 15:32:44,881 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -72 predicate places. [2024-10-24 15:32:44,881 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 270 transitions, 560 flow [2024-10-24 15:32:44,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:44,882 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:44,882 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] [2024-10-24 15:32:44,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 15:32:44,883 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:44,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:44,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1425536791, now seen corresponding path program 1 times [2024-10-24 15:32:44,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:44,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577136329] [2024-10-24 15:32:44,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:44,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:44,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:44,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:44,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577136329] [2024-10-24 15:32:44,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577136329] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:44,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:44,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:44,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344455739] [2024-10-24 15:32:44,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:44,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:44,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:44,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:44,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:44,960 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:44,962 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 270 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:44,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:44,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:44,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:46,045 INFO L124 PetriNetUnfolderBase]: 2800/6290 cut-off events. [2024-10-24 15:32:46,045 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:46,068 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10123 conditions, 6290 events. 2800/6290 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49046 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10073. Up to 3549 conditions per place. [2024-10-24 15:32:46,106 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/269 dead transitions. [2024-10-24 15:32:46,107 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 269 transitions, 628 flow [2024-10-24 15:32:46,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:46,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:46,110 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:46,112 INFO L175 Difference]: Start difference. First operand has 270 places, 270 transitions, 560 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:46,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 269 transitions, 628 flow [2024-10-24 15:32:46,116 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 269 transitions, 624 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:46,119 INFO L231 Difference]: Finished difference. Result has 269 places, 269 transitions, 558 flow [2024-10-24 15:32:46,119 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=269, PETRI_TRANSITIONS=269} [2024-10-24 15:32:46,121 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -73 predicate places. [2024-10-24 15:32:46,121 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 269 transitions, 558 flow [2024-10-24 15:32:46,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:46,122 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:46,122 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] [2024-10-24 15:32:46,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 15:32:46,123 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:46,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:46,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1254891883, now seen corresponding path program 1 times [2024-10-24 15:32:46,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:46,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005972140] [2024-10-24 15:32:46,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:46,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:46,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:46,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:46,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005972140] [2024-10-24 15:32:46,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005972140] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:46,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:46,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:46,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785568818] [2024-10-24 15:32:46,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:46,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:46,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:46,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:46,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:46,202 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:46,203 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 269 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:46,203 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:46,203 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:46,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:47,139 INFO L124 PetriNetUnfolderBase]: 2800/6289 cut-off events. [2024-10-24 15:32:47,140 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:47,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10122 conditions, 6289 events. 2800/6289 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49065 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10064. Up to 3549 conditions per place. [2024-10-24 15:32:47,185 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/268 dead transitions. [2024-10-24 15:32:47,185 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 268 transitions, 626 flow [2024-10-24 15:32:47,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:47,188 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:47,188 INFO L175 Difference]: Start difference. First operand has 269 places, 269 transitions, 558 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:47,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 268 transitions, 626 flow [2024-10-24 15:32:47,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 268 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:47,192 INFO L231 Difference]: Finished difference. Result has 268 places, 268 transitions, 556 flow [2024-10-24 15:32:47,193 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=268, PETRI_TRANSITIONS=268} [2024-10-24 15:32:47,196 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -74 predicate places. [2024-10-24 15:32:47,196 INFO L471 AbstractCegarLoop]: Abstraction has has 268 places, 268 transitions, 556 flow [2024-10-24 15:32:47,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:47,198 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:47,198 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] [2024-10-24 15:32:47,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 15:32:47,200 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:47,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:47,200 INFO L85 PathProgramCache]: Analyzing trace with hash -288670589, now seen corresponding path program 1 times [2024-10-24 15:32:47,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:47,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26830630] [2024-10-24 15:32:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:47,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:47,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:47,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26830630] [2024-10-24 15:32:47,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26830630] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:47,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:47,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:47,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776710693] [2024-10-24 15:32:47,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:47,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:47,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:47,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:47,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:47,289 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 375 [2024-10-24 15:32:47,290 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 268 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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) [2024-10-24 15:32:47,291 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:47,291 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 375 [2024-10-24 15:32:47,291 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:48,017 INFO L124 PetriNetUnfolderBase]: 2800/6288 cut-off events. [2024-10-24 15:32:48,018 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:48,044 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10122 conditions, 6288 events. 2800/6288 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49088 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10056. Up to 3550 conditions per place. [2024-10-24 15:32:48,072 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 2 changer transitions 0/267 dead transitions. [2024-10-24 15:32:48,072 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 267 transitions, 626 flow [2024-10-24 15:32:48,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 826 transitions. [2024-10-24 15:32:48,075 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7342222222222222 [2024-10-24 15:32:48,075 INFO L175 Difference]: Start difference. First operand has 268 places, 268 transitions, 556 flow. Second operand 3 states and 826 transitions. [2024-10-24 15:32:48,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 267 transitions, 626 flow [2024-10-24 15:32:48,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 267 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:48,234 INFO L231 Difference]: Finished difference. Result has 267 places, 267 transitions, 554 flow [2024-10-24 15:32:48,235 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=554, PETRI_PLACES=267, PETRI_TRANSITIONS=267} [2024-10-24 15:32:48,236 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -75 predicate places. [2024-10-24 15:32:48,237 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 267 transitions, 554 flow [2024-10-24 15:32:48,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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) [2024-10-24 15:32:48,238 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:48,238 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] [2024-10-24 15:32:48,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 15:32:48,238 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:48,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:48,239 INFO L85 PathProgramCache]: Analyzing trace with hash -2067435275, now seen corresponding path program 1 times [2024-10-24 15:32:48,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:48,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897238621] [2024-10-24 15:32:48,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:48,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:48,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:48,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897238621] [2024-10-24 15:32:48,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897238621] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:48,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:48,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:48,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142427088] [2024-10-24 15:32:48,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:48,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:48,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:48,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:48,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:48,303 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:48,304 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 267 transitions, 554 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:48,305 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:48,305 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:48,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:49,233 INFO L124 PetriNetUnfolderBase]: 2800/6287 cut-off events. [2024-10-24 15:32:49,234 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:49,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10120 conditions, 6287 events. 2800/6287 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49157 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10046. Up to 3549 conditions per place. [2024-10-24 15:32:49,278 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/266 dead transitions. [2024-10-24 15:32:49,278 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 266 transitions, 622 flow [2024-10-24 15:32:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:49,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:49,282 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:49,282 INFO L175 Difference]: Start difference. First operand has 267 places, 267 transitions, 554 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:49,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 266 transitions, 622 flow [2024-10-24 15:32:49,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 266 transitions, 618 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:49,287 INFO L231 Difference]: Finished difference. Result has 266 places, 266 transitions, 552 flow [2024-10-24 15:32:49,288 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=548, PETRI_DIFFERENCE_MINUEND_PLACES=264, 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=552, PETRI_PLACES=266, PETRI_TRANSITIONS=266} [2024-10-24 15:32:49,288 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -76 predicate places. [2024-10-24 15:32:49,288 INFO L471 AbstractCegarLoop]: Abstraction has has 266 places, 266 transitions, 552 flow [2024-10-24 15:32:49,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:49,289 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:49,289 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] [2024-10-24 15:32:49,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 15:32:49,290 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:49,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:49,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1712913886, now seen corresponding path program 1 times [2024-10-24 15:32:49,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:49,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218716312] [2024-10-24 15:32:49,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:49,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:49,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:49,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218716312] [2024-10-24 15:32:49,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218716312] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:49,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:49,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:49,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616505292] [2024-10-24 15:32:49,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:49,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:49,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:49,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:49,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:49,341 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:49,342 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 266 transitions, 552 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:49,342 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:49,342 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:49,342 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:50,021 INFO L124 PetriNetUnfolderBase]: 2800/6286 cut-off events. [2024-10-24 15:32:50,022 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:50,043 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10119 conditions, 6286 events. 2800/6286 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49011 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10037. Up to 3549 conditions per place. [2024-10-24 15:32:50,069 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/265 dead transitions. [2024-10-24 15:32:50,070 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 267 places, 265 transitions, 620 flow [2024-10-24 15:32:50,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:50,072 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:50,072 INFO L175 Difference]: Start difference. First operand has 266 places, 266 transitions, 552 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:50,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 267 places, 265 transitions, 620 flow [2024-10-24 15:32:50,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 265 places, 265 transitions, 616 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:50,081 INFO L231 Difference]: Finished difference. Result has 265 places, 265 transitions, 550 flow [2024-10-24 15:32:50,083 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=263, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=550, PETRI_PLACES=265, PETRI_TRANSITIONS=265} [2024-10-24 15:32:50,084 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -77 predicate places. [2024-10-24 15:32:50,085 INFO L471 AbstractCegarLoop]: Abstraction has has 265 places, 265 transitions, 550 flow [2024-10-24 15:32:50,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:50,086 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:50,086 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:32:50,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 15:32:50,086 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:50,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:50,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1965377812, now seen corresponding path program 1 times [2024-10-24 15:32:50,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:50,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723936277] [2024-10-24 15:32:50,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:50,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:50,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723936277] [2024-10-24 15:32:50,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723936277] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:50,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:50,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:50,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582705419] [2024-10-24 15:32:50,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:50,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:50,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:50,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:50,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:50,173 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:50,174 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 265 transitions, 550 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:50,174 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:50,174 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:50,174 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:51,041 INFO L124 PetriNetUnfolderBase]: 2800/6285 cut-off events. [2024-10-24 15:32:51,041 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:51,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10118 conditions, 6285 events. 2800/6285 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49088 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10028. Up to 3549 conditions per place. [2024-10-24 15:32:51,090 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/264 dead transitions. [2024-10-24 15:32:51,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 264 transitions, 618 flow [2024-10-24 15:32:51,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:51,093 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:51,093 INFO L175 Difference]: Start difference. First operand has 265 places, 265 transitions, 550 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:51,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 264 transitions, 618 flow [2024-10-24 15:32:51,095 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 264 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:51,098 INFO L231 Difference]: Finished difference. Result has 264 places, 264 transitions, 548 flow [2024-10-24 15:32:51,099 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=544, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=548, PETRI_PLACES=264, PETRI_TRANSITIONS=264} [2024-10-24 15:32:51,099 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -78 predicate places. [2024-10-24 15:32:51,100 INFO L471 AbstractCegarLoop]: Abstraction has has 264 places, 264 transitions, 548 flow [2024-10-24 15:32:51,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:51,101 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:51,101 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:32:51,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 15:32:51,101 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:51,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:51,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1666497278, now seen corresponding path program 1 times [2024-10-24 15:32:51,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:51,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556013634] [2024-10-24 15:32:51,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:51,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:51,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:51,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556013634] [2024-10-24 15:32:51,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556013634] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:51,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:51,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:51,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437098099] [2024-10-24 15:32:51,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:51,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:51,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:51,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:51,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:51,156 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:51,157 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 264 places, 264 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 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) [2024-10-24 15:32:51,157 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:51,157 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:51,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:52,031 INFO L124 PetriNetUnfolderBase]: 2800/6283 cut-off events. [2024-10-24 15:32:52,031 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:52,057 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10116 conditions, 6283 events. 2800/6283 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49195 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10018. Up to 3549 conditions per place. [2024-10-24 15:32:52,082 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 1 changer transitions 0/262 dead transitions. [2024-10-24 15:32:52,082 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 262 transitions, 614 flow [2024-10-24 15:32:52,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:52,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2024-10-24 15:32:52,084 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7368888888888889 [2024-10-24 15:32:52,084 INFO L175 Difference]: Start difference. First operand has 264 places, 264 transitions, 548 flow. Second operand 3 states and 829 transitions. [2024-10-24 15:32:52,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 262 transitions, 614 flow [2024-10-24 15:32:52,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 262 transitions, 610 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:52,088 INFO L231 Difference]: Finished difference. Result has 262 places, 262 transitions, 542 flow [2024-10-24 15:32:52,089 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=540, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=542, PETRI_PLACES=262, PETRI_TRANSITIONS=262} [2024-10-24 15:32:52,090 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -80 predicate places. [2024-10-24 15:32:52,090 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 262 transitions, 542 flow [2024-10-24 15:32:52,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 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) [2024-10-24 15:32:52,090 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:52,091 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] [2024-10-24 15:32:52,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 15:32:52,091 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:52,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:52,091 INFO L85 PathProgramCache]: Analyzing trace with hash 819139382, now seen corresponding path program 1 times [2024-10-24 15:32:52,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:52,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450945647] [2024-10-24 15:32:52,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:52,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:52,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:52,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450945647] [2024-10-24 15:32:52,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450945647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:52,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:52,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 15:32:52,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683871794] [2024-10-24 15:32:52,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:52,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 15:32:52,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:52,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 15:32:52,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-24 15:32:52,830 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 257 out of 375 [2024-10-24 15:32:52,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 262 transitions, 542 flow. Second operand has 6 states, 6 states have (on average 258.5) internal successors, (1551), 6 states have internal predecessors, (1551), 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) [2024-10-24 15:32:52,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:52,833 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 257 of 375 [2024-10-24 15:32:52,833 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:53,753 INFO L124 PetriNetUnfolderBase]: 2800/6282 cut-off events. [2024-10-24 15:32:53,754 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:53,778 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10122 conditions, 6282 events. 2800/6282 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49099 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10025. Up to 3554 conditions per place. [2024-10-24 15:32:53,803 INFO L140 encePairwiseOnDemand]: 369/375 looper letters, 38 selfloop transitions, 5 changer transitions 0/261 dead transitions. [2024-10-24 15:32:53,804 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 261 transitions, 626 flow [2024-10-24 15:32:53,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 15:32:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-24 15:32:53,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1586 transitions. [2024-10-24 15:32:53,808 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7048888888888889 [2024-10-24 15:32:53,808 INFO L175 Difference]: Start difference. First operand has 262 places, 262 transitions, 542 flow. Second operand 6 states and 1586 transitions. [2024-10-24 15:32:53,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 261 transitions, 626 flow [2024-10-24 15:32:53,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 265 places, 261 transitions, 625 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-24 15:32:53,814 INFO L231 Difference]: Finished difference. Result has 265 places, 261 transitions, 549 flow [2024-10-24 15:32:53,815 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=539, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=549, PETRI_PLACES=265, PETRI_TRANSITIONS=261} [2024-10-24 15:32:53,815 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -77 predicate places. [2024-10-24 15:32:53,816 INFO L471 AbstractCegarLoop]: Abstraction has has 265 places, 261 transitions, 549 flow [2024-10-24 15:32:53,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 258.5) internal successors, (1551), 6 states have internal predecessors, (1551), 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) [2024-10-24 15:32:53,817 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:53,817 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] [2024-10-24 15:32:53,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 15:32:53,818 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:53,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:53,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1456166517, now seen corresponding path program 1 times [2024-10-24 15:32:53,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:53,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005391252] [2024-10-24 15:32:53,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:53,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:53,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:53,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005391252] [2024-10-24 15:32:53,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005391252] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:53,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:53,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:53,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146860683] [2024-10-24 15:32:53,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:53,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:53,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:53,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:53,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:53,878 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-10-24 15:32:53,880 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 261 transitions, 549 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:53,880 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:53,880 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-10-24 15:32:53,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:54,910 INFO L124 PetriNetUnfolderBase]: 2800/6281 cut-off events. [2024-10-24 15:32:54,910 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:54,946 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10118 conditions, 6281 events. 2800/6281 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49124 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10100. Up to 3549 conditions per place. [2024-10-24 15:32:54,971 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/260 dead transitions. [2024-10-24 15:32:54,971 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 260 transitions, 617 flow [2024-10-24 15:32:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-10-24 15:32:54,974 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-10-24 15:32:54,974 INFO L175 Difference]: Start difference. First operand has 265 places, 261 transitions, 549 flow. Second operand 3 states and 828 transitions. [2024-10-24 15:32:54,974 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 260 transitions, 617 flow [2024-10-24 15:32:54,976 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 261 places, 260 transitions, 607 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-24 15:32:54,979 INFO L231 Difference]: Finished difference. Result has 261 places, 260 transitions, 541 flow [2024-10-24 15:32:54,980 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=260, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=541, PETRI_PLACES=261, PETRI_TRANSITIONS=260} [2024-10-24 15:32:54,981 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -81 predicate places. [2024-10-24 15:32:54,981 INFO L471 AbstractCegarLoop]: Abstraction has has 261 places, 260 transitions, 541 flow [2024-10-24 15:32:54,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2024-10-24 15:32:54,982 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:54,982 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:32:54,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 15:32:54,983 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:54,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:54,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1487252302, now seen corresponding path program 1 times [2024-10-24 15:32:54,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:54,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823115413] [2024-10-24 15:32:54,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:54,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:55,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:55,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823115413] [2024-10-24 15:32:55,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823115413] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:55,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:55,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:55,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510302029] [2024-10-24 15:32:55,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:55,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:55,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:55,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:55,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:55,086 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 375 [2024-10-24 15:32:55,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 260 transitions, 541 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2024-10-24 15:32:55,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:55,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 375 [2024-10-24 15:32:55,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:55,967 INFO L124 PetriNetUnfolderBase]: 2800/6280 cut-off events. [2024-10-24 15:32:55,967 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:55,994 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10112 conditions, 6280 events. 2800/6280 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49167 event pairs, 1446 based on Foata normal form. 0/5361 useless extension candidates. Maximal degree in co-relation 10014. Up to 3547 conditions per place. [2024-10-24 15:32:56,020 INFO L140 encePairwiseOnDemand]: 373/375 looper letters, 32 selfloop transitions, 1 changer transitions 0/259 dead transitions. [2024-10-24 15:32:56,020 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 259 transitions, 605 flow [2024-10-24 15:32:56,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:56,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 835 transitions. [2024-10-24 15:32:56,023 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7422222222222222 [2024-10-24 15:32:56,023 INFO L175 Difference]: Start difference. First operand has 261 places, 260 transitions, 541 flow. Second operand 3 states and 835 transitions. [2024-10-24 15:32:56,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 259 transitions, 605 flow [2024-10-24 15:32:56,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 259 transitions, 601 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:32:56,029 INFO L231 Difference]: Finished difference. Result has 260 places, 259 transitions, 537 flow [2024-10-24 15:32:56,029 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=535, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=537, PETRI_PLACES=260, PETRI_TRANSITIONS=259} [2024-10-24 15:32:56,030 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -82 predicate places. [2024-10-24 15:32:56,030 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 259 transitions, 537 flow [2024-10-24 15:32:56,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2024-10-24 15:32:56,031 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:32:56,032 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:32:56,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 15:32:56,032 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-10-24 15:32:56,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:32:56,033 INFO L85 PathProgramCache]: Analyzing trace with hash -223459309, now seen corresponding path program 1 times [2024-10-24 15:32:56,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:32:56,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111007722] [2024-10-24 15:32:56,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:32:56,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:32:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:32:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:32:56,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:32:56,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111007722] [2024-10-24 15:32:56,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111007722] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:32:56,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:32:56,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:32:56,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555628259] [2024-10-24 15:32:56,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:32:56,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:32:56,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:32:56,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:32:56,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:32:56,128 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 375 [2024-10-24 15:32:56,130 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 259 transitions, 537 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2024-10-24 15:32:56,130 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:32:56,130 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 375 [2024-10-24 15:32:56,130 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:32:56,733 INFO L124 PetriNetUnfolderBase]: 2800/6279 cut-off events. [2024-10-24 15:32:56,733 INFO L125 PetriNetUnfolderBase]: For 259/259 co-relation queries the response was YES. [2024-10-24 15:32:56,756 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10109 conditions, 6279 events. 2800/6279 cut-off events. For 259/259 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49038 event pairs, 1446 based on Foata normal form. 1/5361 useless extension candidates. Maximal degree in co-relation 10101. Up to 3547 conditions per place. [2024-10-24 15:32:56,761 INFO L140 encePairwiseOnDemand]: 373/375 looper letters, 0 selfloop transitions, 0 changer transitions 258/258 dead transitions. [2024-10-24 15:32:56,761 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 258 transitions, 599 flow [2024-10-24 15:32:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:32:56,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:32:56,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 834 transitions. [2024-10-24 15:32:56,763 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7413333333333333 [2024-10-24 15:32:56,764 INFO L175 Difference]: Start difference. First operand has 260 places, 259 transitions, 537 flow. Second operand 3 states and 834 transitions. [2024-10-24 15:32:56,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 258 transitions, 599 flow [2024-10-24 15:32:56,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 258 transitions, 598 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-24 15:32:56,767 INFO L231 Difference]: Finished difference. Result has 260 places, 0 transitions, 0 flow [2024-10-24 15:32:56,767 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=260, PETRI_TRANSITIONS=0} [2024-10-24 15:32:56,768 INFO L277 CegarLoopForPetriNet]: 342 programPoint places, -82 predicate places. [2024-10-24 15:32:56,768 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 0 transitions, 0 flow [2024-10-24 15:32:56,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2024-10-24 15:32:56,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (136 of 137 remaining) [2024-10-24 15:32:56,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (135 of 137 remaining) [2024-10-24 15:32:56,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (134 of 137 remaining) [2024-10-24 15:32:56,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (133 of 137 remaining) [2024-10-24 15:32:56,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (132 of 137 remaining) [2024-10-24 15:32:56,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (131 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (130 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (129 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (128 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (127 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (126 of 137 remaining) [2024-10-24 15:32:56,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (125 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (124 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (123 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (122 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (121 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (120 of 137 remaining) [2024-10-24 15:32:56,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (119 of 137 remaining) [2024-10-24 15:32:56,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (118 of 137 remaining) [2024-10-24 15:32:56,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (117 of 137 remaining) [2024-10-24 15:32:56,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (116 of 137 remaining) [2024-10-24 15:32:56,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (115 of 137 remaining) [2024-10-24 15:32:56,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (114 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (113 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (112 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (111 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (110 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (109 of 137 remaining) [2024-10-24 15:32:56,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (108 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (107 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (106 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (105 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (104 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (103 of 137 remaining) [2024-10-24 15:32:56,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (102 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (101 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (100 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (99 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (98 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (97 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (96 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (95 of 137 remaining) [2024-10-24 15:32:56,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (94 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (93 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (92 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (87 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (86 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (85 of 137 remaining) [2024-10-24 15:32:56,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (84 of 137 remaining) [2024-10-24 15:32:56,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (83 of 137 remaining) [2024-10-24 15:32:56,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (82 of 137 remaining) [2024-10-24 15:32:56,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (81 of 137 remaining) [2024-10-24 15:32:56,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (80 of 137 remaining) [2024-10-24 15:32:56,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (79 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (78 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (77 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (76 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (75 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (74 of 137 remaining) [2024-10-24 15:32:56,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (73 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (72 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (71 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (70 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (69 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (68 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (67 of 137 remaining) [2024-10-24 15:32:56,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (66 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (65 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (64 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (63 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (62 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (61 of 137 remaining) [2024-10-24 15:32:56,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (60 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (55 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (54 of 137 remaining) [2024-10-24 15:32:56,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (53 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (52 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (51 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (50 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (49 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (47 of 137 remaining) [2024-10-24 15:32:56,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (46 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (45 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (44 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (43 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (42 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (41 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (40 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (39 of 137 remaining) [2024-10-24 15:32:56,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (38 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (37 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (36 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (35 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (34 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (33 of 137 remaining) [2024-10-24 15:32:56,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (32 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (31 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (29 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (28 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (25 of 137 remaining) [2024-10-24 15:32:56,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (24 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (23 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (22 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (21 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (20 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (19 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (18 of 137 remaining) [2024-10-24 15:32:56,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (17 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (16 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (15 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (14 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (13 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (12 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (11 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 137 remaining) [2024-10-24 15:32:56,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 137 remaining) [2024-10-24 15:32:56,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 137 remaining) [2024-10-24 15:32:56,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 15:32:56,792 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:32:56,799 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-24 15:32:56,799 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 15:32:56,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 03:32:56 BasicIcfg [2024-10-24 15:32:56,805 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 15:32:56,805 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 15:32:56,805 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 15:32:56,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 15:32:56,806 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:32:39" (3/4) ... [2024-10-24 15:32:56,808 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-10-24 15:32:56,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-10-24 15:32:56,817 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-10-24 15:32:56,817 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-24 15:32:56,818 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-24 15:32:56,818 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-24 15:32:56,919 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-24 15:32:56,920 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-24 15:32:56,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 15:32:56,920 INFO L158 Benchmark]: Toolchain (without parser) took 19284.62ms. Allocated memory was 172.0MB in the beginning and 5.4GB in the end (delta: 5.3GB). Free memory was 104.0MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 929.4MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,921 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 15:32:56,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.83ms. Allocated memory is still 172.0MB. Free memory was 103.7MB in the beginning and 88.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.71ms. Allocated memory is still 172.0MB. Free memory was 88.1MB in the beginning and 84.6MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,921 INFO L158 Benchmark]: Boogie Preprocessor took 61.98ms. Allocated memory is still 172.0MB. Free memory was 84.6MB in the beginning and 81.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,922 INFO L158 Benchmark]: RCFGBuilder took 1499.55ms. Allocated memory is still 172.0MB. Free memory was 81.3MB in the beginning and 112.1MB in the end (delta: -30.9MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,922 INFO L158 Benchmark]: TraceAbstraction took 17137.49ms. Allocated memory was 172.0MB in the beginning and 5.4GB in the end (delta: 5.3GB). Free memory was 112.1MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2024-10-24 15:32:56,922 INFO L158 Benchmark]: Witness Printer took 114.43ms. Allocated memory is still 5.4GB. Free memory was 4.5GB in the beginning and 4.5GB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 15:32:56,923 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.83ms. Allocated memory is still 172.0MB. Free memory was 103.7MB in the beginning and 88.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.71ms. Allocated memory is still 172.0MB. Free memory was 88.1MB in the beginning and 84.6MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.98ms. Allocated memory is still 172.0MB. Free memory was 84.6MB in the beginning and 81.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1499.55ms. Allocated memory is still 172.0MB. Free memory was 81.3MB in the beginning and 112.1MB in the end (delta: -30.9MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * TraceAbstraction took 17137.49ms. Allocated memory was 172.0MB in the beginning and 5.4GB in the end (delta: 5.3GB). Free memory was 112.1MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. * Witness Printer took 114.43ms. Allocated memory is still 5.4GB. Free memory was 4.5GB in the beginning and 4.5GB 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: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: 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: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: 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: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: 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: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: 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: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: 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: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: 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: 125]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 502 locations, 137 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: 16.9s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 14.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 189 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1044 IncrementalHoareTripleChecker+Invalid, 1077 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 56 mSDtfsCounter, 1044 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=728occurred in iteration=0, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1326 NumberOfCodeBlocks, 1326 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1312 ConstructedInterpolants, 0 QuantifiedInterpolants, 1453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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 71 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-24 15:32:56,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE