./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/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 ../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.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.graphml --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 c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 19:13:23,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:13:23,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:13:23,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:13:23,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:13:23,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:13:23,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:13:23,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:13:23,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:13:23,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:13:23,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:13:23,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:13:23,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:13:23,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:13:23,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:13:23,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:13:23,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:13:23,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:13:23,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:13:23,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:13:23,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:13:23,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:13:23,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:13:23,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:13:23,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:13:23,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:13:23,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:13:23,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:13:23,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:13:23,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:13:23,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:13:23,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:13:23,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:13:23,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:13:23,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:13:23,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:13:23,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:13:23,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:13:23,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:13:23,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:13:23,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:13:23,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:13:23,534 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:13:23,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:13:23,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:13:23,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:13:23,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:13:23,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:13:23,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:13:23,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:13:23,537 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:13:23,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:13:23,538 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:13:23,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:13:23,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:13:23,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:13:23,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:13:23,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:13:23,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:13:23,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:13:23,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:13:23,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:13:23,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:13:23,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:13:23,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:13:23,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:13:23,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:13:23,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:13:23,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:13:23,543 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:13:23,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:13:23,543 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:13:23,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:13:23,543 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:13:23,543 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:13:23,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:13:23,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:13:23,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:13:23,846 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:13:23,847 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:13:23,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-08-29 19:13:24,965 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:13:25,122 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:13:25,123 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-08-29 19:13:25,134 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966fd082f/89a2e4f85eee4a8787a9ae88d848471b/FLAG76d16174e [2023-08-29 19:13:25,145 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966fd082f/89a2e4f85eee4a8787a9ae88d848471b [2023-08-29 19:13:25,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:13:25,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:13:25,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:13:25,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:13:25,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:13:25,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58334b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25, skipping insertion in model container [2023-08-29 19:13:25,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:13:25,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:13:25,398 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2023-08-29 19:13:25,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:13:25,422 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:13:25,479 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2023-08-29 19:13:25,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:13:25,494 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:13:25,496 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:13:25,502 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:13:25,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25 WrapperNode [2023-08-29 19:13:25,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:13:25,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:13:25,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:13:25,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:13:25,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,579 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 559 [2023-08-29 19:13:25,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:13:25,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:13:25,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:13:25,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:13:25,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:13:25,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:13:25,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:13:25,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:13:25,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (1/1) ... [2023-08-29 19:13:25,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:13:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:13:25,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 19:13:25,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 19:13:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:13:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:13:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:13:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:13:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:13:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:13:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:13:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:13:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 19:13:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 19:13:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:13:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 19:13:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 19:13:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 19:13:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:13:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:13:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:13:25,730 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 19:13:25,915 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:13:25,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:13:26,593 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:13:27,093 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:13:27,093 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-08-29 19:13:27,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:27 BoogieIcfgContainer [2023-08-29 19:13:27,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:13:27,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:13:27,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:13:27,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:13:27,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:13:25" (1/3) ... [2023-08-29 19:13:27,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1217d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:13:27, skipping insertion in model container [2023-08-29 19:13:27,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:25" (2/3) ... [2023-08-29 19:13:27,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1217d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:13:27, skipping insertion in model container [2023-08-29 19:13:27,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:27" (3/3) ... [2023-08-29 19:13:27,105 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2023-08-29 19:13:27,113 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:13:27,122 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:13:27,122 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 89 error locations. [2023-08-29 19:13:27,122 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:13:27,272 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 19:13:27,321 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 446 places, 456 transitions, 936 flow [2023-08-29 19:13:27,473 INFO L130 PetriNetUnfolder]: 20/453 cut-off events. [2023-08-29 19:13:27,473 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2023-08-29 19:13:27,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 466 conditions, 453 events. 20/453 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 839 event pairs, 0 based on Foata normal form. 0/344 useless extension candidates. Maximal degree in co-relation 337. Up to 3 conditions per place. [2023-08-29 19:13:27,481 INFO L82 GeneralOperation]: Start removeDead. Operand has 446 places, 456 transitions, 936 flow [2023-08-29 19:13:27,490 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 424 places, 432 transitions, 882 flow [2023-08-29 19:13:27,493 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:13:27,500 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 424 places, 432 transitions, 882 flow [2023-08-29 19:13:27,502 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 424 places, 432 transitions, 882 flow [2023-08-29 19:13:27,503 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 424 places, 432 transitions, 882 flow [2023-08-29 19:13:27,573 INFO L130 PetriNetUnfolder]: 18/432 cut-off events. [2023-08-29 19:13:27,573 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2023-08-29 19:13:27,576 INFO L83 FinitePrefix]: Finished finitePrefix Result has 445 conditions, 432 events. 18/432 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 816 event pairs, 0 based on Foata normal form. 0/326 useless extension candidates. Maximal degree in co-relation 337. Up to 3 conditions per place. [2023-08-29 19:13:27,585 INFO L119 LiptonReduction]: Number of co-enabled transitions 23360 [2023-08-29 19:13:40,407 INFO L134 LiptonReduction]: Checked pairs total: 80691 [2023-08-29 19:13:40,408 INFO L136 LiptonReduction]: Total number of compositions: 492 [2023-08-29 19:13:40,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:13:40,427 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4e6e3998, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:13:40,427 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2023-08-29 19:13:40,429 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:13:40,429 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:13:40,429 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:40,430 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:13:40,430 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:40,434 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:40,435 INFO L85 PathProgramCache]: Analyzing trace with hash 2309, now seen corresponding path program 1 times [2023-08-29 19:13:40,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:40,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436891470] [2023-08-29 19:13:40,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:40,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:13:40,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:40,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436891470] [2023-08-29 19:13:40,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436891470] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:40,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:40,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:13:40,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070913230] [2023-08-29 19:13:40,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:40,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:13:40,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:40,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:13:40,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:13:40,649 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 948 [2023-08-29 19:13:40,656 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 137 transitions, 292 flow. Second operand has 2 states, 2 states have (on average 387.5) internal successors, (775), 2 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:40,656 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:40,656 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 948 [2023-08-29 19:13:40,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:41,049 INFO L130 PetriNetUnfolder]: 1189/2303 cut-off events. [2023-08-29 19:13:41,050 INFO L131 PetriNetUnfolder]: For 123/123 co-relation queries the response was YES. [2023-08-29 19:13:41,054 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4119 conditions, 2303 events. 1189/2303 cut-off events. For 123/123 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 13891 event pairs, 888 based on Foata normal form. 99/1987 useless extension candidates. Maximal degree in co-relation 3597. Up to 1683 conditions per place. [2023-08-29 19:13:41,069 INFO L137 encePairwiseOnDemand]: 864/948 looper letters, 31 selfloop transitions, 0 changer transitions 1/53 dead transitions. [2023-08-29 19:13:41,085 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 53 transitions, 188 flow [2023-08-29 19:13:41,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:13:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:13:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 890 transitions. [2023-08-29 19:13:41,101 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4694092827004219 [2023-08-29 19:13:41,101 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 890 transitions. [2023-08-29 19:13:41,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 890 transitions. [2023-08-29 19:13:41,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:41,106 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 890 transitions. [2023-08-29 19:13:41,111 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 445.0) internal successors, (890), 2 states have internal predecessors, (890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,117 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 948.0) internal successors, (2844), 3 states have internal predecessors, (2844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,119 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 948.0) internal successors, (2844), 3 states have internal predecessors, (2844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,121 INFO L175 Difference]: Start difference. First operand has 140 places, 137 transitions, 292 flow. Second operand 2 states and 890 transitions. [2023-08-29 19:13:41,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 53 transitions, 188 flow [2023-08-29 19:13:41,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 53 transitions, 176 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-08-29 19:13:41,128 INFO L231 Difference]: Finished difference. Result has 53 places, 52 transitions, 109 flow [2023-08-29 19:13:41,130 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=109, PETRI_PLACES=53, PETRI_TRANSITIONS=52} [2023-08-29 19:13:41,133 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -87 predicate places. [2023-08-29 19:13:41,133 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 52 transitions, 109 flow [2023-08-29 19:13:41,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 387.5) internal successors, (775), 2 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,134 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:41,134 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:13:41,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:13:41,135 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:41,135 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:41,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1535602607, now seen corresponding path program 1 times [2023-08-29 19:13:41,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:41,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700143026] [2023-08-29 19:13:41,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:41,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:13:41,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:41,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700143026] [2023-08-29 19:13:41,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700143026] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:41,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:41,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:13:41,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122194561] [2023-08-29 19:13:41,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:41,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:13:41,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:41,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:13:41,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:13:41,327 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 948 [2023-08-29 19:13:41,329 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 52 transitions, 109 flow. Second operand has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,329 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:41,329 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 948 [2023-08-29 19:13:41,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:41,659 INFO L130 PetriNetUnfolder]: 1690/2673 cut-off events. [2023-08-29 19:13:41,660 INFO L131 PetriNetUnfolder]: For 35/150 co-relation queries the response was YES. [2023-08-29 19:13:41,663 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5116 conditions, 2673 events. 1690/2673 cut-off events. For 35/150 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 12979 event pairs, 325 based on Foata normal form. 8/2239 useless extension candidates. Maximal degree in co-relation 5113. Up to 2117 conditions per place. [2023-08-29 19:13:41,675 INFO L137 encePairwiseOnDemand]: 940/948 looper letters, 44 selfloop transitions, 4 changer transitions 0/64 dead transitions. [2023-08-29 19:13:41,676 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 64 transitions, 231 flow [2023-08-29 19:13:41,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:13:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:13:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1174 transitions. [2023-08-29 19:13:41,679 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41279887482419125 [2023-08-29 19:13:41,680 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1174 transitions. [2023-08-29 19:13:41,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1174 transitions. [2023-08-29 19:13:41,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:41,681 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1174 transitions. [2023-08-29 19:13:41,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,688 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 948.0) internal successors, (3792), 4 states have internal predecessors, (3792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,691 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 948.0) internal successors, (3792), 4 states have internal predecessors, (3792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,691 INFO L175 Difference]: Start difference. First operand has 53 places, 52 transitions, 109 flow. Second operand 3 states and 1174 transitions. [2023-08-29 19:13:41,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 64 transitions, 231 flow [2023-08-29 19:13:41,692 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 64 transitions, 231 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:13:41,693 INFO L231 Difference]: Finished difference. Result has 51 places, 52 transitions, 129 flow [2023-08-29 19:13:41,693 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=129, PETRI_PLACES=51, PETRI_TRANSITIONS=52} [2023-08-29 19:13:41,694 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -89 predicate places. [2023-08-29 19:13:41,694 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 52 transitions, 129 flow [2023-08-29 19:13:41,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:41,695 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:41,695 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:13:41,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:13:41,696 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:41,696 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:41,696 INFO L85 PathProgramCache]: Analyzing trace with hash 2125282471, now seen corresponding path program 1 times [2023-08-29 19:13:41,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:41,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323960860] [2023-08-29 19:13:41,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:41,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:13:42,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:42,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323960860] [2023-08-29 19:13:42,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323960860] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:42,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:42,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:13:42,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396772858] [2023-08-29 19:13:42,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:42,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:13:42,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:42,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:13:42,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:13:42,479 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 948 [2023-08-29 19:13:42,482 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 52 transitions, 129 flow. Second operand has 6 states, 6 states have (on average 372.1666666666667) internal successors, (2233), 6 states have internal predecessors, (2233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:42,482 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:42,482 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 948 [2023-08-29 19:13:42,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:43,361 INFO L130 PetriNetUnfolder]: 4936/6773 cut-off events. [2023-08-29 19:13:43,362 INFO L131 PetriNetUnfolder]: For 883/883 co-relation queries the response was YES. [2023-08-29 19:13:43,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14618 conditions, 6773 events. 4936/6773 cut-off events. For 883/883 co-relation queries the response was YES. Maximal size of possible extension queue 269. Compared 30818 event pairs, 444 based on Foata normal form. 0/5529 useless extension candidates. Maximal degree in co-relation 14614. Up to 2344 conditions per place. [2023-08-29 19:13:43,394 INFO L137 encePairwiseOnDemand]: 943/948 looper letters, 110 selfloop transitions, 4 changer transitions 0/127 dead transitions. [2023-08-29 19:13:43,395 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 127 transitions, 567 flow [2023-08-29 19:13:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:13:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:13:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2320 transitions. [2023-08-29 19:13:43,400 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4078762306610408 [2023-08-29 19:13:43,401 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2320 transitions. [2023-08-29 19:13:43,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2320 transitions. [2023-08-29 19:13:43,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:43,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2320 transitions. [2023-08-29 19:13:43,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 386.6666666666667) internal successors, (2320), 6 states have internal predecessors, (2320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:43,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:43,418 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:43,418 INFO L175 Difference]: Start difference. First operand has 51 places, 52 transitions, 129 flow. Second operand 6 states and 2320 transitions. [2023-08-29 19:13:43,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 127 transitions, 567 flow [2023-08-29 19:13:43,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 127 transitions, 567 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:13:43,422 INFO L231 Difference]: Finished difference. Result has 55 places, 51 transitions, 135 flow [2023-08-29 19:13:43,423 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=135, PETRI_PLACES=55, PETRI_TRANSITIONS=51} [2023-08-29 19:13:43,424 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -85 predicate places. [2023-08-29 19:13:43,427 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 51 transitions, 135 flow [2023-08-29 19:13:43,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 372.1666666666667) internal successors, (2233), 6 states have internal predecessors, (2233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:43,428 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:43,428 INFO L208 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] [2023-08-29 19:13:43,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:13:43,429 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:43,429 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:43,429 INFO L85 PathProgramCache]: Analyzing trace with hash -162174457, now seen corresponding path program 1 times [2023-08-29 19:13:43,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:43,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442288978] [2023-08-29 19:13:43,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:43,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:13:43,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:43,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442288978] [2023-08-29 19:13:43,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442288978] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:43,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:43,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-29 19:13:43,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878689788] [2023-08-29 19:13:43,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:43,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-29 19:13:43,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:43,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-29 19:13:43,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-29 19:13:43,665 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 377 out of 948 [2023-08-29 19:13:43,667 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 51 transitions, 135 flow. Second operand has 4 states, 4 states have (on average 380.5) internal successors, (1522), 4 states have internal predecessors, (1522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:43,668 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:43,668 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 377 of 948 [2023-08-29 19:13:43,668 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:44,011 INFO L130 PetriNetUnfolder]: 1557/2577 cut-off events. [2023-08-29 19:13:44,011 INFO L131 PetriNetUnfolder]: For 498/502 co-relation queries the response was YES. [2023-08-29 19:13:44,016 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5721 conditions, 2577 events. 1557/2577 cut-off events. For 498/502 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 12876 event pairs, 1022 based on Foata normal form. 44/2195 useless extension candidates. Maximal degree in co-relation 5716. Up to 2115 conditions per place. [2023-08-29 19:13:44,027 INFO L137 encePairwiseOnDemand]: 942/948 looper letters, 33 selfloop transitions, 2 changer transitions 14/66 dead transitions. [2023-08-29 19:13:44,027 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 66 transitions, 268 flow [2023-08-29 19:13:44,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-29 19:13:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-29 19:13:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1557 transitions. [2023-08-29 19:13:44,031 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41060126582278483 [2023-08-29 19:13:44,031 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1557 transitions. [2023-08-29 19:13:44,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1557 transitions. [2023-08-29 19:13:44,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:44,032 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1557 transitions. [2023-08-29 19:13:44,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 389.25) internal successors, (1557), 4 states have internal predecessors, (1557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:44,041 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 948.0) internal successors, (4740), 5 states have internal predecessors, (4740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:44,043 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 948.0) internal successors, (4740), 5 states have internal predecessors, (4740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:44,044 INFO L175 Difference]: Start difference. First operand has 55 places, 51 transitions, 135 flow. Second operand 4 states and 1557 transitions. [2023-08-29 19:13:44,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 66 transitions, 268 flow [2023-08-29 19:13:44,048 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 66 transitions, 259 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:13:44,049 INFO L231 Difference]: Finished difference. Result has 56 places, 52 transitions, 146 flow [2023-08-29 19:13:44,049 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=146, PETRI_PLACES=56, PETRI_TRANSITIONS=52} [2023-08-29 19:13:44,050 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -84 predicate places. [2023-08-29 19:13:44,050 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 52 transitions, 146 flow [2023-08-29 19:13:44,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 380.5) internal successors, (1522), 4 states have internal predecessors, (1522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:44,051 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:44,052 INFO L208 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] [2023-08-29 19:13:44,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:13:44,052 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:44,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:44,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1067276221, now seen corresponding path program 1 times [2023-08-29 19:13:44,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:44,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120376355] [2023-08-29 19:13:44,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:44,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:13:44,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:44,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120376355] [2023-08-29 19:13:44,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120376355] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:44,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:44,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:13:44,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052510489] [2023-08-29 19:13:44,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:44,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:13:44,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:44,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:13:44,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:13:44,565 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 948 [2023-08-29 19:13:44,567 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 52 transitions, 146 flow. Second operand has 6 states, 6 states have (on average 373.1666666666667) internal successors, (2239), 6 states have internal predecessors, (2239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:44,567 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:44,567 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 948 [2023-08-29 19:13:44,567 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:45,002 INFO L130 PetriNetUnfolder]: 1785/2900 cut-off events. [2023-08-29 19:13:45,002 INFO L131 PetriNetUnfolder]: For 572/572 co-relation queries the response was YES. [2023-08-29 19:13:45,007 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6543 conditions, 2900 events. 1785/2900 cut-off events. For 572/572 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 14686 event pairs, 951 based on Foata normal form. 0/2439 useless extension candidates. Maximal degree in co-relation 6536. Up to 2005 conditions per place. [2023-08-29 19:13:45,018 INFO L137 encePairwiseOnDemand]: 943/948 looper letters, 75 selfloop transitions, 4 changer transitions 0/91 dead transitions. [2023-08-29 19:13:45,018 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 91 transitions, 398 flow [2023-08-29 19:13:45,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:13:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:13:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2296 transitions. [2023-08-29 19:13:45,024 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40365682137834036 [2023-08-29 19:13:45,024 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2296 transitions. [2023-08-29 19:13:45,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2296 transitions. [2023-08-29 19:13:45,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:45,025 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2296 transitions. [2023-08-29 19:13:45,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 382.6666666666667) internal successors, (2296), 6 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,038 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,039 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,040 INFO L175 Difference]: Start difference. First operand has 56 places, 52 transitions, 146 flow. Second operand 6 states and 2296 transitions. [2023-08-29 19:13:45,040 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 91 transitions, 398 flow [2023-08-29 19:13:45,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 91 transitions, 394 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-29 19:13:45,042 INFO L231 Difference]: Finished difference. Result has 58 places, 51 transitions, 148 flow [2023-08-29 19:13:45,042 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=148, PETRI_PLACES=58, PETRI_TRANSITIONS=51} [2023-08-29 19:13:45,043 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -82 predicate places. [2023-08-29 19:13:45,043 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 51 transitions, 148 flow [2023-08-29 19:13:45,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 373.1666666666667) internal successors, (2239), 6 states have internal predecessors, (2239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,044 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:45,045 INFO L208 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] [2023-08-29 19:13:45,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 19:13:45,045 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:45,045 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:45,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1148245643, now seen corresponding path program 1 times [2023-08-29 19:13:45,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:45,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192624885] [2023-08-29 19:13:45,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:45,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:13:45,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:45,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192624885] [2023-08-29 19:13:45,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192624885] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:45,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:45,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-29 19:13:45,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180154367] [2023-08-29 19:13:45,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:45,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-29 19:13:45,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:45,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-29 19:13:45,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-29 19:13:45,261 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 377 out of 948 [2023-08-29 19:13:45,263 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 51 transitions, 148 flow. Second operand has 4 states, 4 states have (on average 382.5) internal successors, (1530), 4 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,263 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:45,264 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 377 of 948 [2023-08-29 19:13:45,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:45,666 INFO L130 PetriNetUnfolder]: 1852/3382 cut-off events. [2023-08-29 19:13:45,667 INFO L131 PetriNetUnfolder]: For 700/704 co-relation queries the response was YES. [2023-08-29 19:13:45,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7594 conditions, 3382 events. 1852/3382 cut-off events. For 700/704 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 20742 event pairs, 1282 based on Foata normal form. 118/3067 useless extension candidates. Maximal degree in co-relation 7587. Up to 2116 conditions per place. [2023-08-29 19:13:45,682 INFO L137 encePairwiseOnDemand]: 943/948 looper letters, 34 selfloop transitions, 2 changer transitions 20/72 dead transitions. [2023-08-29 19:13:45,683 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 72 transitions, 324 flow [2023-08-29 19:13:45,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-29 19:13:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-29 19:13:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1560 transitions. [2023-08-29 19:13:45,687 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41139240506329117 [2023-08-29 19:13:45,688 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1560 transitions. [2023-08-29 19:13:45,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1560 transitions. [2023-08-29 19:13:45,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:45,689 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1560 transitions. [2023-08-29 19:13:45,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 390.0) internal successors, (1560), 4 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,697 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 948.0) internal successors, (4740), 5 states have internal predecessors, (4740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,698 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 948.0) internal successors, (4740), 5 states have internal predecessors, (4740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,698 INFO L175 Difference]: Start difference. First operand has 58 places, 51 transitions, 148 flow. Second operand 4 states and 1560 transitions. [2023-08-29 19:13:45,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 72 transitions, 324 flow [2023-08-29 19:13:45,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 72 transitions, 315 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:13:45,702 INFO L231 Difference]: Finished difference. Result has 59 places, 52 transitions, 157 flow [2023-08-29 19:13:45,702 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=157, PETRI_PLACES=59, PETRI_TRANSITIONS=52} [2023-08-29 19:13:45,703 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -81 predicate places. [2023-08-29 19:13:45,703 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 52 transitions, 157 flow [2023-08-29 19:13:45,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 382.5) internal successors, (1530), 4 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:45,704 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:13:45,704 INFO L208 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] [2023-08-29 19:13:45,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 19:13:45,704 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2023-08-29 19:13:45,705 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:13:45,705 INFO L85 PathProgramCache]: Analyzing trace with hash 898590352, now seen corresponding path program 1 times [2023-08-29 19:13:45,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:13:45,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590763130] [2023-08-29 19:13:45,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:13:45,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:13:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:13:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-08-29 19:13:46,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:13:46,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590763130] [2023-08-29 19:13:46,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590763130] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:13:46,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:13:46,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:13:46,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161298172] [2023-08-29 19:13:46,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:13:46,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:13:46,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:13:46,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:13:46,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:13:46,325 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 948 [2023-08-29 19:13:46,327 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 52 transitions, 157 flow. Second operand has 6 states, 6 states have (on average 374.5) internal successors, (2247), 6 states have internal predecessors, (2247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:46,327 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:13:46,327 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 948 [2023-08-29 19:13:46,327 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:13:46,655 INFO L130 PetriNetUnfolder]: 1553/2644 cut-off events. [2023-08-29 19:13:46,655 INFO L131 PetriNetUnfolder]: For 677/681 co-relation queries the response was YES. [2023-08-29 19:13:46,661 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6174 conditions, 2644 events. 1553/2644 cut-off events. For 677/681 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 14113 event pairs, 995 based on Foata normal form. 0/2249 useless extension candidates. Maximal degree in co-relation 6165. Up to 2106 conditions per place. [2023-08-29 19:13:46,663 INFO L137 encePairwiseOnDemand]: 943/948 looper letters, 0 selfloop transitions, 0 changer transitions 67/67 dead transitions. [2023-08-29 19:13:46,664 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 67 transitions, 307 flow [2023-08-29 19:13:46,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:13:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:13:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2272 transitions. [2023-08-29 19:13:46,670 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39943741209563993 [2023-08-29 19:13:46,670 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2272 transitions. [2023-08-29 19:13:46,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2272 transitions. [2023-08-29 19:13:46,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:13:46,671 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2272 transitions. [2023-08-29 19:13:46,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 378.6666666666667) internal successors, (2272), 6 states have internal predecessors, (2272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:46,682 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:46,683 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 948.0) internal successors, (6636), 7 states have internal predecessors, (6636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:46,683 INFO L175 Difference]: Start difference. First operand has 59 places, 52 transitions, 157 flow. Second operand 6 states and 2272 transitions. [2023-08-29 19:13:46,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 67 transitions, 307 flow [2023-08-29 19:13:46,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 67 transitions, 303 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-29 19:13:46,685 INFO L231 Difference]: Finished difference. Result has 61 places, 0 transitions, 0 flow [2023-08-29 19:13:46,686 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=948, PETRI_DIFFERENCE_MINUEND_FLOW=151, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=61, PETRI_TRANSITIONS=0} [2023-08-29 19:13:46,686 INFO L281 CegarLoopForPetriNet]: 140 programPoint places, -79 predicate places. [2023-08-29 19:13:46,686 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 0 transitions, 0 flow [2023-08-29 19:13:46,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 374.5) internal successors, (2247), 6 states have internal predecessors, (2247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:13:46,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (154 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (153 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (152 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (151 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (150 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (149 of 155 remaining) [2023-08-29 19:13:46,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (148 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (147 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (145 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (144 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (143 of 155 remaining) [2023-08-29 19:13:46,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (142 of 155 remaining) [2023-08-29 19:13:46,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (141 of 155 remaining) [2023-08-29 19:13:46,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (140 of 155 remaining) [2023-08-29 19:13:46,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (139 of 155 remaining) [2023-08-29 19:13:46,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (138 of 155 remaining) [2023-08-29 19:13:46,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (137 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (136 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (135 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (134 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (133 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (132 of 155 remaining) [2023-08-29 19:13:46,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (131 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (130 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (129 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (128 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (127 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (126 of 155 remaining) [2023-08-29 19:13:46,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (125 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (124 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (123 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (122 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (121 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (120 of 155 remaining) [2023-08-29 19:13:46,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (119 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (118 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (117 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (116 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (115 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (114 of 155 remaining) [2023-08-29 19:13:46,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (113 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (112 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (111 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (110 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (109 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (108 of 155 remaining) [2023-08-29 19:13:46,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (107 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (106 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (105 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (104 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (103 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (102 of 155 remaining) [2023-08-29 19:13:46,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (101 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (100 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (99 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (98 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (97 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (96 of 155 remaining) [2023-08-29 19:13:46,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (95 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (94 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (93 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (92 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (91 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (90 of 155 remaining) [2023-08-29 19:13:46,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (89 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (88 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (87 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (86 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (85 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (84 of 155 remaining) [2023-08-29 19:13:46,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (83 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (82 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (81 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (79 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (78 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 155 remaining) [2023-08-29 19:13:46,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (76 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (75 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (74 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (73 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (72 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (71 of 155 remaining) [2023-08-29 19:13:46,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (70 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (69 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (68 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (67 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (66 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 155 remaining) [2023-08-29 19:13:46,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (62 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (61 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (60 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (59 of 155 remaining) [2023-08-29 19:13:46,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (58 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (57 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (56 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (55 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (54 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (53 of 155 remaining) [2023-08-29 19:13:46,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (52 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (51 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (50 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (49 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (48 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (47 of 155 remaining) [2023-08-29 19:13:46,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (46 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (45 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (44 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (43 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (42 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (41 of 155 remaining) [2023-08-29 19:13:46,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (39 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (38 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (36 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 155 remaining) [2023-08-29 19:13:46,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (33 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (32 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (31 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (30 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (29 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (28 of 155 remaining) [2023-08-29 19:13:46,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (27 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (26 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (25 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (24 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (23 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (22 of 155 remaining) [2023-08-29 19:13:46,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (21 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (20 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (19 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (18 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (17 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (16 of 155 remaining) [2023-08-29 19:13:46,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (15 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (14 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (13 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (12 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (11 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (10 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (9 of 155 remaining) [2023-08-29 19:13:46,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (8 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (7 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (6 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (5 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (4 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (3 of 155 remaining) [2023-08-29 19:13:46,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (2 of 155 remaining) [2023-08-29 19:13:46,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (1 of 155 remaining) [2023-08-29 19:13:46,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (0 of 155 remaining) [2023-08-29 19:13:46,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 19:13:46,715 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:13:46,720 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:13:46,721 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:13:46,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:13:46 BasicIcfg [2023-08-29 19:13:46,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:13:46,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:13:46,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:13:46,725 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:13:46,725 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:27" (3/4) ... [2023-08-29 19:13:46,727 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:13:46,731 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:13:46,731 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:13:46,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-29 19:13:46,737 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-08-29 19:13:46,738 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:13:46,738 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:13:46,739 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:13:46,778 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:13:46,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:13:46,779 INFO L158 Benchmark]: Toolchain (without parser) took 21629.51ms. Allocated memory was 69.2MB in the beginning and 396.4MB in the end (delta: 327.2MB). Free memory was 42.4MB in the beginning and 143.8MB in the end (delta: -101.4MB). Peak memory consumption was 225.4MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,779 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 48.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:13:46,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.57ms. Allocated memory is still 69.2MB. Free memory was 42.1MB in the beginning and 44.3MB in the end (delta: -2.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.33ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 40.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,780 INFO L158 Benchmark]: Boogie Preprocessor took 57.31ms. Allocated memory is still 69.2MB. Free memory was 40.3MB in the beginning and 36.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,780 INFO L158 Benchmark]: RCFGBuilder took 1456.57ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 36.6MB in the end (delta: 295.0kB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,781 INFO L158 Benchmark]: TraceAbstraction took 19625.17ms. Allocated memory was 83.9MB in the beginning and 396.4MB in the end (delta: 312.5MB). Free memory was 35.6MB in the beginning and 149.0MB in the end (delta: -113.4MB). Peak memory consumption was 251.4MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,781 INFO L158 Benchmark]: Witness Printer took 53.91ms. Allocated memory is still 396.4MB. Free memory was 149.0MB in the beginning and 143.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 19:13:46,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 48.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.57ms. Allocated memory is still 69.2MB. Free memory was 42.1MB in the beginning and 44.3MB in the end (delta: -2.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.33ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 40.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.31ms. Allocated memory is still 69.2MB. Free memory was 40.3MB in the beginning and 36.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1456.57ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 36.6MB in the end (delta: 295.0kB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * TraceAbstraction took 19625.17ms. Allocated memory was 83.9MB in the beginning and 396.4MB in the end (delta: 312.5MB). Free memory was 35.6MB in the beginning and 149.0MB in the end (delta: -113.4MB). Peak memory consumption was 251.4MB. Max. memory is 16.1GB. * Witness Printer took 53.91ms. Allocated memory is still 396.4MB. Free memory was 149.0MB in the beginning and 143.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.9s, 424 PlacesBefore, 140 PlacesAfterwards, 432 TransitionsBefore, 137 TransitionsAfterwards, 23360 CoEnabledTransitionPairs, 9 FixpointIterations, 273 TrivialSequentialCompositions, 169 ConcurrentSequentialCompositions, 30 TrivialYvCompositions, 9 ConcurrentYvCompositions, 11 ChoiceCompositions, 492 TotalNumberOfCompositions, 80691 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 29193, independent: 28335, independent conditional: 0, independent unconditional: 28335, dependent: 858, dependent conditional: 0, dependent unconditional: 858, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11061, independent: 10924, independent conditional: 0, independent unconditional: 10924, dependent: 137, dependent conditional: 0, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 29193, independent: 17411, independent conditional: 0, independent unconditional: 17411, dependent: 721, dependent conditional: 0, dependent unconditional: 721, unknown: 11061, unknown conditional: 0, unknown unconditional: 11061] , Statistics on independence cache: Total cache size (in pairs): 1001, Positive cache size: 940, Positive conditional cache size: 0, Positive unconditional cache size: 940, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: 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: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: 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: 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: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: 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: 62]: 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: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: 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: 146]: 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: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 590 locations, 155 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: 19.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 13.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 685 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 407 mSDsluCounter, 80 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 191 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1505 IncrementalHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 191 mSolverCounterUnsat, 42 mSDtfsCounter, 1505 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=292occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:13:46,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE