./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-prod-cons-eq.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-prod-cons-eq.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 29fee1864b0d56497c32cb33e6aaa24ed5707e21c5b89ec418c6707c5ac52336 --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 19:13:49,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:13:49,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:13:49,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:13:49,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:13:49,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:13:49,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:13:49,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:13:49,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:13:49,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:13:49,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:13:49,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:13:49,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:13:49,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:13:49,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:13:49,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:13:49,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:13:49,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:13:49,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:13:49,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:13:49,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:13:49,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:13:49,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:13:49,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:13:49,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:13:49,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:13:49,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:13:49,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:13:49,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:13:49,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:13:49,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:13:49,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:13:49,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:13:49,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:13:49,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:13:49,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:13:49,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:13:49,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:13:49,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:13:49,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:13:49,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:13:49,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:13:49,618 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:13:49,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:13:49,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:13:49,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:13:49,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:13:49,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:13:49,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:13:49,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:13:49,622 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:13:49,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:13:49,623 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:13:49,623 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:13:49,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:13:49,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:13:49,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:13:49,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:13:49,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:13:49,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:13:49,624 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:13:49,625 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:13:49,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:13:49,625 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:13:49,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:13:49,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:13:49,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:13:49,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:13:49,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:13:49,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:13:49,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:13:49,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:13:49,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:13:49,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:13:49,627 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:13:49,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:13:49,628 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:13:49,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:13:49,628 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:13:49,628 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29fee1864b0d56497c32cb33e6aaa24ed5707e21c5b89ec418c6707c5ac52336 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:13:49,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:13:49,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:13:49,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:13:49,965 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:13:49,965 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:13:49,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2023-08-29 19:13:51,284 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:13:51,472 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:13:51,473 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2023-08-29 19:13:51,483 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c02b6390/e14f14ceda1d41cf8d078e07578a7fd6/FLAGa93d6035c [2023-08-29 19:13:51,500 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c02b6390/e14f14ceda1d41cf8d078e07578a7fd6 [2023-08-29 19:13:51,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:13:51,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:13:51,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:13:51,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:13:51,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:13:51,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e68bcde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51, skipping insertion in model container [2023-08-29 19:13:51,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:13:51,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:13:51,770 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-prod-cons-eq.wvr.c[4380,4393] [2023-08-29 19:13:51,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:13:51,785 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:13:51,842 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-prod-cons-eq.wvr.c[4380,4393] [2023-08-29 19:13:51,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:13:51,860 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:13:51,860 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:13:51,866 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:13:51,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51 WrapperNode [2023-08-29 19:13:51,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:13:51,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:13:51,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:13:51,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:13:51,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,952 INFO L138 Inliner]: procedures = 28, calls = 80, calls flagged for inlining = 26, calls inlined = 32, statements flattened = 832 [2023-08-29 19:13:51,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:13:51,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:13:51,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:13:51,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:13:51,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:51,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:52,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:52,021 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:52,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:52,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:13:52,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:13:52,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:13:52,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:13:52,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (1/1) ... [2023-08-29 19:13:52,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:13:52,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:13:52,067 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 19:13:52,091 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 19:13:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:13:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:13:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:13:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:13:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:13:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 19:13:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 19:13:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:13:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 19:13:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 19:13:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 19:13:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:13:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:13:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:13:52,112 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 19:13:52,276 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:13:52,289 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:13:53,245 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:13:54,122 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:13:54,123 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-08-29 19:13:54,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:54 BoogieIcfgContainer [2023-08-29 19:13:54,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:13:54,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:13:54,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:13:54,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:13:54,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:13:51" (1/3) ... [2023-08-29 19:13:54,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f99f637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:13:54, skipping insertion in model container [2023-08-29 19:13:54,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:13:51" (2/3) ... [2023-08-29 19:13:54,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f99f637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:13:54, skipping insertion in model container [2023-08-29 19:13:54,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:54" (3/3) ... [2023-08-29 19:13:54,132 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons-eq.wvr.c [2023-08-29 19:13:54,140 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:13:54,148 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:13:54,148 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 130 error locations. [2023-08-29 19:13:54,148 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:13:54,447 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 19:13:54,481 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 753 places, 784 transitions, 1592 flow [2023-08-29 19:13:54,743 INFO L130 PetriNetUnfolder]: 41/781 cut-off events. [2023-08-29 19:13:54,744 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2023-08-29 19:13:54,754 INFO L83 FinitePrefix]: Finished finitePrefix Result has 794 conditions, 781 events. 41/781 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1535 event pairs, 0 based on Foata normal form. 0/610 useless extension candidates. Maximal degree in co-relation 544. Up to 2 conditions per place. [2023-08-29 19:13:54,755 INFO L82 GeneralOperation]: Start removeDead. Operand has 753 places, 784 transitions, 1592 flow [2023-08-29 19:13:54,768 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 734 places, 764 transitions, 1546 flow [2023-08-29 19:13:54,771 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:13:54,778 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 734 places, 764 transitions, 1546 flow [2023-08-29 19:13:54,780 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 734 places, 764 transitions, 1546 flow [2023-08-29 19:13:54,781 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 734 places, 764 transitions, 1546 flow [2023-08-29 19:13:54,938 INFO L130 PetriNetUnfolder]: 40/764 cut-off events. [2023-08-29 19:13:54,939 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2023-08-29 19:13:54,946 INFO L83 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 764 events. 40/764 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1476 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 544. Up to 2 conditions per place. [2023-08-29 19:13:54,990 INFO L119 LiptonReduction]: Number of co-enabled transitions 61610 [2023-08-29 19:14:15,047 WARN L222 SmtUtils]: Spent 8.04s on a formula simplification. DAG size of input: 480 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 19:14:34,794 WARN L222 SmtUtils]: Spent 14.49s on a formula simplification. DAG size of input: 423 DAG size of output: 150 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 19:14:53,402 WARN L222 SmtUtils]: Spent 17.09s on a formula simplification. DAG size of input: 475 DAG size of output: 172 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 19:15:15,015 INFO L134 LiptonReduction]: Checked pairs total: 349212 [2023-08-29 19:15:15,016 INFO L136 LiptonReduction]: Total number of compositions: 810 [2023-08-29 19:15:15,028 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:15:15,032 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;@14f4ffea, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:15:15,033 INFO L358 AbstractCegarLoop]: Starting to check reachability of 225 error locations. [2023-08-29 19:15:15,034 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:15:15,034 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:15:15,034 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:15,035 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:15:15,035 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:15,039 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:15,039 INFO L85 PathProgramCache]: Analyzing trace with hash 3667, now seen corresponding path program 1 times [2023-08-29 19:15:15,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:15,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585509449] [2023-08-29 19:15:15,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:15,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:15,141 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 19:15:15,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:15,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585509449] [2023-08-29 19:15:15,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585509449] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:15,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:15,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:15:15,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274983479] [2023-08-29 19:15:15,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:15,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:15:15,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:15,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:15:15,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:15:15,223 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 694 out of 1594 [2023-08-29 19:15:15,230 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 240 places, 245 transitions, 508 flow. Second operand has 2 states, 2 states have (on average 694.5) internal successors, (1389), 2 states have internal predecessors, (1389), 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 19:15:15,230 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:15,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 694 of 1594 [2023-08-29 19:15:15,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:17,239 INFO L130 PetriNetUnfolder]: 6907/14033 cut-off events. [2023-08-29 19:15:17,239 INFO L131 PetriNetUnfolder]: For 496/496 co-relation queries the response was YES. [2023-08-29 19:15:17,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24006 conditions, 14033 events. 6907/14033 cut-off events. For 496/496 co-relation queries the response was YES. Maximal size of possible extension queue 205. Compared 105368 event pairs, 5701 based on Foata normal form. 923/13432 useless extension candidates. Maximal degree in co-relation 21464. Up to 9716 conditions per place. [2023-08-29 19:15:17,333 INFO L137 encePairwiseOnDemand]: 1484/1594 looper letters, 69 selfloop transitions, 0 changer transitions 1/135 dead transitions. [2023-08-29 19:15:17,334 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 135 transitions, 428 flow [2023-08-29 19:15:17,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:15:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:15:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1568 transitions. [2023-08-29 19:15:17,353 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4918444165621079 [2023-08-29 19:15:17,354 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1568 transitions. [2023-08-29 19:15:17,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1568 transitions. [2023-08-29 19:15:17,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:17,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1568 transitions. [2023-08-29 19:15:17,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 784.0) internal successors, (1568), 2 states have internal predecessors, (1568), 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 19:15:17,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1594.0) internal successors, (4782), 3 states have internal predecessors, (4782), 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 19:15:17,425 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1594.0) internal successors, (4782), 3 states have internal predecessors, (4782), 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 19:15:17,427 INFO L175 Difference]: Start difference. First operand has 240 places, 245 transitions, 508 flow. Second operand 2 states and 1568 transitions. [2023-08-29 19:15:17,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 135 transitions, 428 flow [2023-08-29 19:15:17,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 135 transitions, 416 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-08-29 19:15:17,440 INFO L231 Difference]: Finished difference. Result has 129 places, 134 transitions, 273 flow [2023-08-29 19:15:17,441 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=276, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=273, PETRI_PLACES=129, PETRI_TRANSITIONS=134} [2023-08-29 19:15:17,445 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:17,445 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 134 transitions, 273 flow [2023-08-29 19:15:17,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 694.5) internal successors, (1389), 2 states have internal predecessors, (1389), 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 19:15:17,447 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:17,447 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:17,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:15:17,451 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:17,452 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:17,452 INFO L85 PathProgramCache]: Analyzing trace with hash -99739369, now seen corresponding path program 1 times [2023-08-29 19:15:17,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:17,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793817167] [2023-08-29 19:15:17,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:17,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:17,675 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 19:15:17,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:17,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793817167] [2023-08-29 19:15:17,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793817167] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:17,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:17,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:17,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511906863] [2023-08-29 19:15:17,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:17,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:17,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:17,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:17,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:17,684 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 691 out of 1594 [2023-08-29 19:15:17,687 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 134 transitions, 273 flow. Second operand has 3 states, 3 states have (on average 694.0) internal successors, (2082), 3 states have internal predecessors, (2082), 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 19:15:17,687 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:17,687 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 691 of 1594 [2023-08-29 19:15:17,687 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:19,395 INFO L130 PetriNetUnfolder]: 8015/13982 cut-off events. [2023-08-29 19:15:19,396 INFO L131 PetriNetUnfolder]: For 125/464 co-relation queries the response was YES. [2023-08-29 19:15:19,416 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25302 conditions, 13982 events. 8015/13982 cut-off events. For 125/464 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 93574 event pairs, 2153 based on Foata normal form. 1/12245 useless extension candidates. Maximal degree in co-relation 25299. Up to 10484 conditions per place. [2023-08-29 19:15:19,463 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 108 selfloop transitions, 4 changer transitions 0/175 dead transitions. [2023-08-29 19:15:19,463 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 175 transitions, 581 flow [2023-08-29 19:15:19,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:19,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2186 transitions. [2023-08-29 19:15:19,469 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45713090757005437 [2023-08-29 19:15:19,469 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2186 transitions. [2023-08-29 19:15:19,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2186 transitions. [2023-08-29 19:15:19,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:19,470 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2186 transitions. [2023-08-29 19:15:19,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 728.6666666666666) internal successors, (2186), 3 states have internal predecessors, (2186), 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 19:15:19,482 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:19,485 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:19,485 INFO L175 Difference]: Start difference. First operand has 129 places, 134 transitions, 273 flow. Second operand 3 states and 2186 transitions. [2023-08-29 19:15:19,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 175 transitions, 581 flow [2023-08-29 19:15:19,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 175 transitions, 581 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:15:19,490 INFO L231 Difference]: Finished difference. Result has 130 places, 136 transitions, 295 flow [2023-08-29 19:15:19,490 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=271, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=295, PETRI_PLACES=130, PETRI_TRANSITIONS=136} [2023-08-29 19:15:19,491 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -110 predicate places. [2023-08-29 19:15:19,491 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 136 transitions, 295 flow [2023-08-29 19:15:19,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 694.0) internal successors, (2082), 3 states have internal predecessors, (2082), 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 19:15:19,493 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:19,493 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:19,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:15:19,493 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:19,494 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:19,494 INFO L85 PathProgramCache]: Analyzing trace with hash 796401084, now seen corresponding path program 1 times [2023-08-29 19:15:19,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:19,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642332525] [2023-08-29 19:15:19,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:19,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:19,630 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 19:15:19,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:19,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642332525] [2023-08-29 19:15:19,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642332525] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:19,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:19,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:19,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248395660] [2023-08-29 19:15:19,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:19,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:19,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:19,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:19,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:19,654 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 681 out of 1594 [2023-08-29 19:15:19,656 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 136 transitions, 295 flow. Second operand has 3 states, 3 states have (on average 684.6666666666666) internal successors, (2054), 3 states have internal predecessors, (2054), 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 19:15:19,657 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:19,657 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 681 of 1594 [2023-08-29 19:15:19,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:21,313 INFO L130 PetriNetUnfolder]: 7619/15456 cut-off events. [2023-08-29 19:15:21,314 INFO L131 PetriNetUnfolder]: For 2271/2271 co-relation queries the response was YES. [2023-08-29 19:15:21,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28309 conditions, 15456 events. 7619/15456 cut-off events. For 2271/2271 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 115941 event pairs, 6365 based on Foata normal form. 0/13744 useless extension candidates. Maximal degree in co-relation 28305. Up to 10722 conditions per place. [2023-08-29 19:15:21,397 INFO L137 encePairwiseOnDemand]: 1591/1594 looper letters, 70 selfloop transitions, 1 changer transitions 0/134 dead transitions. [2023-08-29 19:15:21,397 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 134 transitions, 433 flow [2023-08-29 19:15:21,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2114 transitions. [2023-08-29 19:15:21,403 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44207444583856126 [2023-08-29 19:15:21,403 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2114 transitions. [2023-08-29 19:15:21,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2114 transitions. [2023-08-29 19:15:21,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:21,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2114 transitions. [2023-08-29 19:15:21,408 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 704.6666666666666) internal successors, (2114), 3 states have internal predecessors, (2114), 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 19:15:21,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:21,419 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:21,419 INFO L175 Difference]: Start difference. First operand has 130 places, 136 transitions, 295 flow. Second operand 3 states and 2114 transitions. [2023-08-29 19:15:21,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 134 transitions, 433 flow [2023-08-29 19:15:21,428 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 134 transitions, 429 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:21,430 INFO L231 Difference]: Finished difference. Result has 129 places, 134 transitions, 289 flow [2023-08-29 19:15:21,430 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=287, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=289, PETRI_PLACES=129, PETRI_TRANSITIONS=134} [2023-08-29 19:15:21,431 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:21,431 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 134 transitions, 289 flow [2023-08-29 19:15:21,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 684.6666666666666) internal successors, (2054), 3 states have internal predecessors, (2054), 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 19:15:21,432 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:21,432 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:21,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:15:21,433 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:21,433 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:21,433 INFO L85 PathProgramCache]: Analyzing trace with hash -641323144, now seen corresponding path program 1 times [2023-08-29 19:15:21,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:21,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644930460] [2023-08-29 19:15:21,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:21,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:21,533 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 19:15:21,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644930460] [2023-08-29 19:15:21,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644930460] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:21,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:21,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:21,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228831114] [2023-08-29 19:15:21,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:21,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:21,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:21,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:21,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:21,561 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 678 out of 1594 [2023-08-29 19:15:21,563 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 134 transitions, 289 flow. Second operand has 3 states, 3 states have (on average 682.3333333333334) internal successors, (2047), 3 states have internal predecessors, (2047), 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 19:15:21,563 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:21,565 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 678 of 1594 [2023-08-29 19:15:21,565 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:23,112 INFO L130 PetriNetUnfolder]: 7619/15406 cut-off events. [2023-08-29 19:15:23,113 INFO L131 PetriNetUnfolder]: For 1837/1837 co-relation queries the response was YES. [2023-08-29 19:15:23,128 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28064 conditions, 15406 events. 7619/15406 cut-off events. For 1837/1837 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 115040 event pairs, 6365 based on Foata normal form. 0/13695 useless extension candidates. Maximal degree in co-relation 28059. Up to 10716 conditions per place. [2023-08-29 19:15:23,179 INFO L137 encePairwiseOnDemand]: 1592/1594 looper letters, 70 selfloop transitions, 1 changer transitions 0/133 dead transitions. [2023-08-29 19:15:23,179 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 133 transitions, 429 flow [2023-08-29 19:15:23,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2104 transitions. [2023-08-29 19:15:23,185 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4399832705980761 [2023-08-29 19:15:23,185 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2104 transitions. [2023-08-29 19:15:23,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2104 transitions. [2023-08-29 19:15:23,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:23,186 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2104 transitions. [2023-08-29 19:15:23,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 701.3333333333334) internal successors, (2104), 3 states have internal predecessors, (2104), 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 19:15:23,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:23,201 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:23,201 INFO L175 Difference]: Start difference. First operand has 129 places, 134 transitions, 289 flow. Second operand 3 states and 2104 transitions. [2023-08-29 19:15:23,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 133 transitions, 429 flow [2023-08-29 19:15:23,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 133 transitions, 428 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:23,206 INFO L231 Difference]: Finished difference. Result has 129 places, 133 transitions, 288 flow [2023-08-29 19:15:23,206 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=288, PETRI_PLACES=129, PETRI_TRANSITIONS=133} [2023-08-29 19:15:23,209 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:23,209 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 133 transitions, 288 flow [2023-08-29 19:15:23,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 682.3333333333334) internal successors, (2047), 3 states have internal predecessors, (2047), 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 19:15:23,210 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:23,210 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:23,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:15:23,211 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:23,211 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:23,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1593851065, now seen corresponding path program 1 times [2023-08-29 19:15:23,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:23,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257867209] [2023-08-29 19:15:23,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:23,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:23,285 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 19:15:23,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:23,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257867209] [2023-08-29 19:15:23,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257867209] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:23,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:23,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:23,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347189275] [2023-08-29 19:15:23,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:23,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:23,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:23,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:23,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:23,297 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 687 out of 1594 [2023-08-29 19:15:23,299 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 133 transitions, 288 flow. Second operand has 3 states, 3 states have (on average 691.6666666666666) internal successors, (2075), 3 states have internal predecessors, (2075), 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 19:15:23,299 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:23,299 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 687 of 1594 [2023-08-29 19:15:23,299 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:24,638 INFO L130 PetriNetUnfolder]: 7619/15348 cut-off events. [2023-08-29 19:15:24,638 INFO L131 PetriNetUnfolder]: For 1837/1837 co-relation queries the response was YES. [2023-08-29 19:15:24,665 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28007 conditions, 15348 events. 7619/15348 cut-off events. For 1837/1837 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 114178 event pairs, 6365 based on Foata normal form. 0/13637 useless extension candidates. Maximal degree in co-relation 28002. Up to 10724 conditions per place. [2023-08-29 19:15:24,716 INFO L137 encePairwiseOnDemand]: 1592/1594 looper letters, 70 selfloop transitions, 1 changer transitions 0/132 dead transitions. [2023-08-29 19:15:24,716 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 132 transitions, 428 flow [2023-08-29 19:15:24,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:24,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:24,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2131 transitions. [2023-08-29 19:15:24,722 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44562944374738606 [2023-08-29 19:15:24,722 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2131 transitions. [2023-08-29 19:15:24,722 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2131 transitions. [2023-08-29 19:15:24,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:24,723 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2131 transitions. [2023-08-29 19:15:24,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 710.3333333333334) internal successors, (2131), 3 states have internal predecessors, (2131), 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 19:15:24,734 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:24,736 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:24,736 INFO L175 Difference]: Start difference. First operand has 129 places, 133 transitions, 288 flow. Second operand 3 states and 2131 transitions. [2023-08-29 19:15:24,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 132 transitions, 428 flow [2023-08-29 19:15:24,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 132 transitions, 427 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:24,740 INFO L231 Difference]: Finished difference. Result has 129 places, 132 transitions, 287 flow [2023-08-29 19:15:24,740 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=285, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=287, PETRI_PLACES=129, PETRI_TRANSITIONS=132} [2023-08-29 19:15:24,741 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:24,741 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 132 transitions, 287 flow [2023-08-29 19:15:24,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 691.6666666666666) internal successors, (2075), 3 states have internal predecessors, (2075), 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 19:15:24,742 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:24,742 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:24,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 19:15:24,743 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:24,743 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:24,743 INFO L85 PathProgramCache]: Analyzing trace with hash 838232174, now seen corresponding path program 1 times [2023-08-29 19:15:24,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:24,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026826101] [2023-08-29 19:15:24,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:24,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:24,793 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 19:15:24,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:24,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026826101] [2023-08-29 19:15:24,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026826101] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:24,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:24,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:24,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764656648] [2023-08-29 19:15:24,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:24,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:24,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:24,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:24,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:24,805 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 687 out of 1594 [2023-08-29 19:15:24,807 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 132 transitions, 287 flow. Second operand has 3 states, 3 states have (on average 691.3333333333334) internal successors, (2074), 3 states have internal predecessors, (2074), 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 19:15:24,807 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:24,807 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 687 of 1594 [2023-08-29 19:15:24,807 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:26,738 INFO L130 PetriNetUnfolder]: 11187/20447 cut-off events. [2023-08-29 19:15:26,738 INFO L131 PetriNetUnfolder]: For 2390/2390 co-relation queries the response was YES. [2023-08-29 19:15:26,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39071 conditions, 20447 events. 11187/20447 cut-off events. For 2390/2390 co-relation queries the response was YES. Maximal size of possible extension queue 292. Compared 148049 event pairs, 3114 based on Foata normal form. 0/17876 useless extension candidates. Maximal degree in co-relation 39066. Up to 10809 conditions per place. [2023-08-29 19:15:26,819 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 113 selfloop transitions, 3 changer transitions 0/175 dead transitions. [2023-08-29 19:15:26,819 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 175 transitions, 615 flow [2023-08-29 19:15:26,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2176 transitions. [2023-08-29 19:15:26,826 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45503973232956924 [2023-08-29 19:15:26,826 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2176 transitions. [2023-08-29 19:15:26,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2176 transitions. [2023-08-29 19:15:26,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:26,828 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2176 transitions. [2023-08-29 19:15:26,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 725.3333333333334) internal successors, (2176), 3 states have internal predecessors, (2176), 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 19:15:26,840 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:26,841 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:26,841 INFO L175 Difference]: Start difference. First operand has 129 places, 132 transitions, 287 flow. Second operand 3 states and 2176 transitions. [2023-08-29 19:15:26,841 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 175 transitions, 615 flow [2023-08-29 19:15:26,844 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 175 transitions, 614 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:26,846 INFO L231 Difference]: Finished difference. Result has 129 places, 133 transitions, 303 flow [2023-08-29 19:15:26,847 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=303, PETRI_PLACES=129, PETRI_TRANSITIONS=133} [2023-08-29 19:15:26,847 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:26,848 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 133 transitions, 303 flow [2023-08-29 19:15:26,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 691.3333333333334) internal successors, (2074), 3 states have internal predecessors, (2074), 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 19:15:26,848 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:26,849 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:26,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 19:15:26,849 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:26,849 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:26,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1705603760, now seen corresponding path program 1 times [2023-08-29 19:15:26,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:26,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133092810] [2023-08-29 19:15:26,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:26,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:27,306 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 19:15:27,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:27,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133092810] [2023-08-29 19:15:27,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133092810] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:27,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:27,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:15:27,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640111108] [2023-08-29 19:15:27,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:27,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:15:27,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:27,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:15:27,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:15:27,935 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 1594 [2023-08-29 19:15:27,939 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 133 transitions, 303 flow. Second operand has 6 states, 6 states have (on average 666.6666666666666) internal successors, (4000), 6 states have internal predecessors, (4000), 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 19:15:27,939 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:27,939 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 1594 [2023-08-29 19:15:27,939 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:32,933 INFO L130 PetriNetUnfolder]: 36164/52716 cut-off events. [2023-08-29 19:15:32,934 INFO L131 PetriNetUnfolder]: For 9179/9179 co-relation queries the response was YES. [2023-08-29 19:15:33,025 INFO L83 FinitePrefix]: Finished finitePrefix Result has 112083 conditions, 52716 events. 36164/52716 cut-off events. For 9179/9179 co-relation queries the response was YES. Maximal size of possible extension queue 638. Compared 339384 event pairs, 3394 based on Foata normal form. 0/45668 useless extension candidates. Maximal degree in co-relation 112078. Up to 17852 conditions per place. [2023-08-29 19:15:33,155 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 278 selfloop transitions, 4 changer transitions 0/336 dead transitions. [2023-08-29 19:15:33,156 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 336 transitions, 1373 flow [2023-08-29 19:15:33,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:15:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:15:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4242 transitions. [2023-08-29 19:15:33,165 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44353826850690087 [2023-08-29 19:15:33,165 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4242 transitions. [2023-08-29 19:15:33,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4242 transitions. [2023-08-29 19:15:33,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:33,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4242 transitions. [2023-08-29 19:15:33,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 707.0) internal successors, (4242), 6 states have internal predecessors, (4242), 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 19:15:33,186 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:33,188 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:33,188 INFO L175 Difference]: Start difference. First operand has 129 places, 133 transitions, 303 flow. Second operand 6 states and 4242 transitions. [2023-08-29 19:15:33,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 336 transitions, 1373 flow [2023-08-29 19:15:33,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 336 transitions, 1373 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:15:33,194 INFO L231 Difference]: Finished difference. Result has 133 places, 132 transitions, 309 flow [2023-08-29 19:15:33,195 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=309, PETRI_PLACES=133, PETRI_TRANSITIONS=132} [2023-08-29 19:15:33,195 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -107 predicate places. [2023-08-29 19:15:33,195 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 132 transitions, 309 flow [2023-08-29 19:15:33,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 666.6666666666666) internal successors, (4000), 6 states have internal predecessors, (4000), 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 19:15:33,197 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:33,197 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:15:33,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 19:15:33,197 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread3Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:33,197 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:33,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1611612716, now seen corresponding path program 1 times [2023-08-29 19:15:33,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:33,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13159224] [2023-08-29 19:15:33,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:33,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:33,246 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 19:15:33,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:33,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13159224] [2023-08-29 19:15:33,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13159224] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:33,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:33,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:33,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198435954] [2023-08-29 19:15:33,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:33,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:33,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:33,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:33,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:33,260 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 684 out of 1594 [2023-08-29 19:15:33,262 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 132 transitions, 309 flow. Second operand has 3 states, 3 states have (on average 689.3333333333334) internal successors, (2068), 3 states have internal predecessors, (2068), 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 19:15:33,262 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:33,262 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 684 of 1594 [2023-08-29 19:15:33,262 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:35,066 INFO L130 PetriNetUnfolder]: 12242/22771 cut-off events. [2023-08-29 19:15:35,067 INFO L131 PetriNetUnfolder]: For 5317/5317 co-relation queries the response was YES. [2023-08-29 19:15:35,108 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46275 conditions, 22771 events. 12242/22771 cut-off events. For 5317/5317 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 168150 event pairs, 2965 based on Foata normal form. 0/19920 useless extension candidates. Maximal degree in co-relation 46269. Up to 16373 conditions per place. [2023-08-29 19:15:35,160 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 98 selfloop transitions, 2 changer transitions 0/153 dead transitions. [2023-08-29 19:15:35,160 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 153 transitions, 563 flow [2023-08-29 19:15:35,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:15:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:15:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2149 transitions. [2023-08-29 19:15:35,165 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4493935591802593 [2023-08-29 19:15:35,165 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2149 transitions. [2023-08-29 19:15:35,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2149 transitions. [2023-08-29 19:15:35,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:35,167 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2149 transitions. [2023-08-29 19:15:35,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 716.3333333333334) internal successors, (2149), 3 states have internal predecessors, (2149), 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 19:15:35,175 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:35,176 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:15:35,177 INFO L175 Difference]: Start difference. First operand has 133 places, 132 transitions, 309 flow. Second operand 3 states and 2149 transitions. [2023-08-29 19:15:35,177 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 153 transitions, 563 flow [2023-08-29 19:15:35,185 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 153 transitions, 554 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:15:35,187 INFO L231 Difference]: Finished difference. Result has 129 places, 131 transitions, 310 flow [2023-08-29 19:15:35,187 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=296, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=310, PETRI_PLACES=129, PETRI_TRANSITIONS=131} [2023-08-29 19:15:35,188 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -111 predicate places. [2023-08-29 19:15:35,188 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 131 transitions, 310 flow [2023-08-29 19:15:35,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 689.3333333333334) internal successors, (2068), 3 states have internal predecessors, (2068), 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 19:15:35,189 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:35,189 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] [2023-08-29 19:15:35,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 19:15:35,190 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:35,190 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:35,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1694123841, now seen corresponding path program 1 times [2023-08-29 19:15:35,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:35,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514848273] [2023-08-29 19:15:35,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:35,292 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 19:15:35,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:35,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514848273] [2023-08-29 19:15:35,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514848273] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:35,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:35,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-29 19:15:35,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322657724] [2023-08-29 19:15:35,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:35,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-29 19:15:35,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:35,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-29 19:15:35,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-29 19:15:35,436 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 676 out of 1594 [2023-08-29 19:15:35,437 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 131 transitions, 310 flow. Second operand has 4 states, 4 states have (on average 679.5) internal successors, (2718), 4 states have internal predecessors, (2718), 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 19:15:35,437 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:35,437 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 676 of 1594 [2023-08-29 19:15:35,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:38,450 INFO L130 PetriNetUnfolder]: 15934/31422 cut-off events. [2023-08-29 19:15:38,450 INFO L131 PetriNetUnfolder]: For 5150/5150 co-relation queries the response was YES. [2023-08-29 19:15:38,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60257 conditions, 31422 events. 15934/31422 cut-off events. For 5150/5150 co-relation queries the response was YES. Maximal size of possible extension queue 375. Compared 250817 event pairs, 12901 based on Foata normal form. 434/27645 useless extension candidates. Maximal degree in co-relation 60251. Up to 16041 conditions per place. [2023-08-29 19:15:38,623 INFO L137 encePairwiseOnDemand]: 1590/1594 looper letters, 137 selfloop transitions, 3 changer transitions 0/195 dead transitions. [2023-08-29 19:15:38,624 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 195 transitions, 746 flow [2023-08-29 19:15:38,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-29 19:15:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-29 19:15:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 2834 transitions. [2023-08-29 19:15:38,631 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4444792973651192 [2023-08-29 19:15:38,631 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 2834 transitions. [2023-08-29 19:15:38,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 2834 transitions. [2023-08-29 19:15:38,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:38,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 2834 transitions. [2023-08-29 19:15:38,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 708.5) internal successors, (2834), 4 states have internal predecessors, (2834), 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 19:15:38,644 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 1594.0) internal successors, (7970), 5 states have internal predecessors, (7970), 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 19:15:38,645 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 1594.0) internal successors, (7970), 5 states have internal predecessors, (7970), 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 19:15:38,645 INFO L175 Difference]: Start difference. First operand has 129 places, 131 transitions, 310 flow. Second operand 4 states and 2834 transitions. [2023-08-29 19:15:38,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 195 transitions, 746 flow [2023-08-29 19:15:38,648 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 195 transitions, 746 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:15:38,650 INFO L231 Difference]: Finished difference. Result has 134 places, 133 transitions, 333 flow [2023-08-29 19:15:38,651 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=333, PETRI_PLACES=134, PETRI_TRANSITIONS=133} [2023-08-29 19:15:38,651 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -106 predicate places. [2023-08-29 19:15:38,651 INFO L495 AbstractCegarLoop]: Abstraction has has 134 places, 133 transitions, 333 flow [2023-08-29 19:15:38,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 679.5) internal successors, (2718), 4 states have internal predecessors, (2718), 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 19:15:38,652 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:38,652 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] [2023-08-29 19:15:38,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 19:15:38,653 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread3Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:38,653 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:38,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1811518458, now seen corresponding path program 1 times [2023-08-29 19:15:38,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:38,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064795296] [2023-08-29 19:15:38,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:38,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:39,085 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 19:15:39,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:39,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064795296] [2023-08-29 19:15:39,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064795296] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:39,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:39,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:15:39,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108472793] [2023-08-29 19:15:39,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:39,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:15:39,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:39,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:15:39,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:15:39,622 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 650 out of 1594 [2023-08-29 19:15:39,625 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 133 transitions, 333 flow. Second operand has 6 states, 6 states have (on average 653.5) internal successors, (3921), 6 states have internal predecessors, (3921), 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 19:15:39,625 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:39,625 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 650 of 1594 [2023-08-29 19:15:39,625 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:43,523 INFO L130 PetriNetUnfolder]: 21571/36567 cut-off events. [2023-08-29 19:15:43,523 INFO L131 PetriNetUnfolder]: For 7757/7757 co-relation queries the response was YES. [2023-08-29 19:15:43,595 INFO L83 FinitePrefix]: Finished finitePrefix Result has 75821 conditions, 36567 events. 21571/36567 cut-off events. For 7757/7757 co-relation queries the response was YES. Maximal size of possible extension queue 377. Compared 252350 event pairs, 4924 based on Foata normal form. 0/31690 useless extension candidates. Maximal degree in co-relation 75812. Up to 19573 conditions per place. [2023-08-29 19:15:43,680 INFO L137 encePairwiseOnDemand]: 1586/1594 looper letters, 171 selfloop transitions, 5 changer transitions 0/218 dead transitions. [2023-08-29 19:15:43,680 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 218 transitions, 939 flow [2023-08-29 19:15:43,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:15:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:15:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4058 transitions. [2023-08-29 19:15:43,688 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4242994562944375 [2023-08-29 19:15:43,688 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4058 transitions. [2023-08-29 19:15:43,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4058 transitions. [2023-08-29 19:15:43,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:43,690 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4058 transitions. [2023-08-29 19:15:43,696 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 676.3333333333334) internal successors, (4058), 6 states have internal predecessors, (4058), 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 19:15:43,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:43,705 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:43,705 INFO L175 Difference]: Start difference. First operand has 134 places, 133 transitions, 333 flow. Second operand 6 states and 4058 transitions. [2023-08-29 19:15:43,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 218 transitions, 939 flow [2023-08-29 19:15:43,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 218 transitions, 935 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:43,713 INFO L231 Difference]: Finished difference. Result has 135 places, 130 transitions, 333 flow [2023-08-29 19:15:43,713 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=323, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=333, PETRI_PLACES=135, PETRI_TRANSITIONS=130} [2023-08-29 19:15:43,713 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -105 predicate places. [2023-08-29 19:15:43,713 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 130 transitions, 333 flow [2023-08-29 19:15:43,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 653.5) internal successors, (3921), 6 states have internal predecessors, (3921), 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 19:15:43,714 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:43,715 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] [2023-08-29 19:15:43,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 19:15:43,715 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:43,715 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:43,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1704585816, now seen corresponding path program 1 times [2023-08-29 19:15:43,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:43,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134967730] [2023-08-29 19:15:43,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:43,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:43,818 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 19:15:43,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:43,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134967730] [2023-08-29 19:15:43,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134967730] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:43,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:43,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-29 19:15:43,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988616018] [2023-08-29 19:15:43,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:43,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-29 19:15:43,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:43,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-29 19:15:43,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-29 19:15:43,982 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 676 out of 1594 [2023-08-29 19:15:43,984 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 130 transitions, 333 flow. Second operand has 4 states, 4 states have (on average 679.75) internal successors, (2719), 4 states have internal predecessors, (2719), 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 19:15:43,984 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:43,984 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 676 of 1594 [2023-08-29 19:15:43,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:49,184 INFO L130 PetriNetUnfolder]: 27374/56403 cut-off events. [2023-08-29 19:15:49,184 INFO L131 PetriNetUnfolder]: For 10763/10763 co-relation queries the response was YES. [2023-08-29 19:15:49,318 INFO L83 FinitePrefix]: Finished finitePrefix Result has 108850 conditions, 56403 events. 27374/56403 cut-off events. For 10763/10763 co-relation queries the response was YES. Maximal size of possible extension queue 630. Compared 510371 event pairs, 23725 based on Foata normal form. 652/50533 useless extension candidates. Maximal degree in co-relation 108841. Up to 22715 conditions per place. [2023-08-29 19:15:49,507 INFO L137 encePairwiseOnDemand]: 1587/1594 looper letters, 185 selfloop transitions, 5 changer transitions 0/242 dead transitions. [2023-08-29 19:15:49,508 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 242 transitions, 994 flow [2023-08-29 19:15:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-29 19:15:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-29 19:15:49,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3557 transitions. [2023-08-29 19:15:49,516 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44629861982434127 [2023-08-29 19:15:49,516 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 3557 transitions. [2023-08-29 19:15:49,516 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 3557 transitions. [2023-08-29 19:15:49,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:49,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 3557 transitions. [2023-08-29 19:15:49,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 711.4) internal successors, (3557), 5 states have internal predecessors, (3557), 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 19:15:49,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1594.0) internal successors, (9564), 6 states have internal predecessors, (9564), 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 19:15:49,532 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1594.0) internal successors, (9564), 6 states have internal predecessors, (9564), 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 19:15:49,532 INFO L175 Difference]: Start difference. First operand has 135 places, 130 transitions, 333 flow. Second operand 5 states and 3557 transitions. [2023-08-29 19:15:49,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 242 transitions, 994 flow [2023-08-29 19:15:49,556 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 242 transitions, 976 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:15:49,559 INFO L231 Difference]: Finished difference. Result has 137 places, 134 transitions, 369 flow [2023-08-29 19:15:49,559 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=323, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=369, PETRI_PLACES=137, PETRI_TRANSITIONS=134} [2023-08-29 19:15:49,560 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -103 predicate places. [2023-08-29 19:15:49,560 INFO L495 AbstractCegarLoop]: Abstraction has has 137 places, 134 transitions, 369 flow [2023-08-29 19:15:49,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 679.75) internal successors, (2719), 4 states have internal predecessors, (2719), 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 19:15:49,561 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:49,561 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] [2023-08-29 19:15:49,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 19:15:49,561 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:49,561 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:49,562 INFO L85 PathProgramCache]: Analyzing trace with hash -2018502925, now seen corresponding path program 1 times [2023-08-29 19:15:49,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:49,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171574734] [2023-08-29 19:15:49,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:50,082 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 19:15:50,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:50,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171574734] [2023-08-29 19:15:50,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171574734] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:50,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:50,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:15:50,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411568852] [2023-08-29 19:15:50,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:50,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:15:50,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:50,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:15:50,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:15:50,680 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 662 out of 1594 [2023-08-29 19:15:50,681 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 134 transitions, 369 flow. Second operand has 6 states, 6 states have (on average 665.5) internal successors, (3993), 6 states have internal predecessors, (3993), 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 19:15:50,682 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:50,682 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 662 of 1594 [2023-08-29 19:15:50,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:15:56,757 INFO L130 PetriNetUnfolder]: 29910/59597 cut-off events. [2023-08-29 19:15:56,757 INFO L131 PetriNetUnfolder]: For 17525/17525 co-relation queries the response was YES. [2023-08-29 19:15:56,939 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119102 conditions, 59597 events. 29910/59597 cut-off events. For 17525/17525 co-relation queries the response was YES. Maximal size of possible extension queue 639. Compared 526720 event pairs, 23725 based on Foata normal form. 0/54695 useless extension candidates. Maximal degree in co-relation 119090. Up to 40635 conditions per place. [2023-08-29 19:15:57,094 INFO L137 encePairwiseOnDemand]: 1588/1594 looper letters, 245 selfloop transitions, 5 changer transitions 0/297 dead transitions. [2023-08-29 19:15:57,094 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 297 transitions, 1259 flow [2023-08-29 19:15:57,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:15:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:15:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4210 transitions. [2023-08-29 19:15:57,100 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44019238812212463 [2023-08-29 19:15:57,100 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4210 transitions. [2023-08-29 19:15:57,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4210 transitions. [2023-08-29 19:15:57,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:15:57,102 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4210 transitions. [2023-08-29 19:15:57,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 701.6666666666666) internal successors, (4210), 6 states have internal predecessors, (4210), 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 19:15:57,112 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:57,112 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:15:57,113 INFO L175 Difference]: Start difference. First operand has 137 places, 134 transitions, 369 flow. Second operand 6 states and 4210 transitions. [2023-08-29 19:15:57,113 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 297 transitions, 1259 flow [2023-08-29 19:15:57,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 297 transitions, 1255 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-29 19:15:57,126 INFO L231 Difference]: Finished difference. Result has 140 places, 133 transitions, 373 flow [2023-08-29 19:15:57,126 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=373, PETRI_PLACES=140, PETRI_TRANSITIONS=133} [2023-08-29 19:15:57,127 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -100 predicate places. [2023-08-29 19:15:57,127 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 133 transitions, 373 flow [2023-08-29 19:15:57,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 665.5) internal successors, (3993), 6 states have internal predecessors, (3993), 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 19:15:57,128 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:15:57,128 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 19:15:57,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 19:15:57,129 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:15:57,129 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:15:57,129 INFO L85 PathProgramCache]: Analyzing trace with hash 998438661, now seen corresponding path program 1 times [2023-08-29 19:15:57,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:15:57,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314321329] [2023-08-29 19:15:57,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:15:57,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:15:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:15:57,226 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 19:15:57,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:15:57,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314321329] [2023-08-29 19:15:57,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314321329] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:15:57,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:15:57,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:15:57,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721924783] [2023-08-29 19:15:57,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:15:57,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:15:57,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:15:57,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:15:57,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:15:57,233 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 692 out of 1594 [2023-08-29 19:15:57,234 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 133 transitions, 373 flow. Second operand has 3 states, 3 states have (on average 697.0) internal successors, (2091), 3 states have internal predecessors, (2091), 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 19:15:57,235 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:15:57,235 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 692 of 1594 [2023-08-29 19:15:57,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:01,972 INFO L130 PetriNetUnfolder]: 24361/46361 cut-off events. [2023-08-29 19:16:01,972 INFO L131 PetriNetUnfolder]: For 17317/17317 co-relation queries the response was YES. [2023-08-29 19:16:02,086 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99071 conditions, 46361 events. 24361/46361 cut-off events. For 17317/17317 co-relation queries the response was YES. Maximal size of possible extension queue 498. Compared 371721 event pairs, 14114 based on Foata normal form. 0/44284 useless extension candidates. Maximal degree in co-relation 99059. Up to 24913 conditions per place. [2023-08-29 19:16:02,189 INFO L137 encePairwiseOnDemand]: 1591/1594 looper letters, 131 selfloop transitions, 2 changer transitions 0/184 dead transitions. [2023-08-29 19:16:02,189 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 184 transitions, 773 flow [2023-08-29 19:16:02,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:16:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:16:02,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2196 transitions. [2023-08-29 19:16:02,192 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4592220828105395 [2023-08-29 19:16:02,192 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2196 transitions. [2023-08-29 19:16:02,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2196 transitions. [2023-08-29 19:16:02,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:02,193 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2196 transitions. [2023-08-29 19:16:02,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 732.0) internal successors, (2196), 3 states have internal predecessors, (2196), 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 19:16:02,197 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:02,198 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:02,198 INFO L175 Difference]: Start difference. First operand has 140 places, 133 transitions, 373 flow. Second operand 3 states and 2196 transitions. [2023-08-29 19:16:02,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 184 transitions, 773 flow [2023-08-29 19:16:02,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 184 transitions, 761 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:16:02,214 INFO L231 Difference]: Finished difference. Result has 138 places, 134 transitions, 377 flow [2023-08-29 19:16:02,215 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=377, PETRI_PLACES=138, PETRI_TRANSITIONS=134} [2023-08-29 19:16:02,215 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -102 predicate places. [2023-08-29 19:16:02,215 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 134 transitions, 377 flow [2023-08-29 19:16:02,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 697.0) internal successors, (2091), 3 states have internal predecessors, (2091), 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 19:16:02,216 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:02,216 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] [2023-08-29 19:16:02,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 19:16:02,216 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread3Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:02,217 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:02,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1950351329, now seen corresponding path program 1 times [2023-08-29 19:16:02,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:02,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629300123] [2023-08-29 19:16:02,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:02,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:02,276 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 19:16:02,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:02,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629300123] [2023-08-29 19:16:02,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629300123] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:02,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:02,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:16:02,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73587349] [2023-08-29 19:16:02,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:02,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:16:02,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:02,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:16:02,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:16:02,286 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 687 out of 1594 [2023-08-29 19:16:02,287 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 134 transitions, 377 flow. Second operand has 3 states, 3 states have (on average 694.3333333333334) internal successors, (2083), 3 states have internal predecessors, (2083), 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 19:16:02,287 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:02,287 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 687 of 1594 [2023-08-29 19:16:02,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:07,741 INFO L130 PetriNetUnfolder]: 31015/57967 cut-off events. [2023-08-29 19:16:07,741 INFO L131 PetriNetUnfolder]: For 24075/24075 co-relation queries the response was YES. [2023-08-29 19:16:07,894 INFO L83 FinitePrefix]: Finished finitePrefix Result has 124108 conditions, 57967 events. 31015/57967 cut-off events. For 24075/24075 co-relation queries the response was YES. Maximal size of possible extension queue 528. Compared 470103 event pairs, 11276 based on Foata normal form. 0/55782 useless extension candidates. Maximal degree in co-relation 124095. Up to 38138 conditions per place. [2023-08-29 19:16:08,095 INFO L137 encePairwiseOnDemand]: 1590/1594 looper letters, 124 selfloop transitions, 3 changer transitions 0/176 dead transitions. [2023-08-29 19:16:08,097 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 176 transitions, 768 flow [2023-08-29 19:16:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:16:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:16:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2170 transitions. [2023-08-29 19:16:08,102 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45378502718527813 [2023-08-29 19:16:08,102 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2170 transitions. [2023-08-29 19:16:08,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2170 transitions. [2023-08-29 19:16:08,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:08,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2170 transitions. [2023-08-29 19:16:08,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 723.3333333333334) internal successors, (2170), 3 states have internal predecessors, (2170), 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 19:16:08,109 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:08,110 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:08,110 INFO L175 Difference]: Start difference. First operand has 138 places, 134 transitions, 377 flow. Second operand 3 states and 2170 transitions. [2023-08-29 19:16:08,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 176 transitions, 768 flow [2023-08-29 19:16:08,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 176 transitions, 765 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:16:08,140 INFO L231 Difference]: Finished difference. Result has 139 places, 136 transitions, 400 flow [2023-08-29 19:16:08,141 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=400, PETRI_PLACES=139, PETRI_TRANSITIONS=136} [2023-08-29 19:16:08,142 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -101 predicate places. [2023-08-29 19:16:08,143 INFO L495 AbstractCegarLoop]: Abstraction has has 139 places, 136 transitions, 400 flow [2023-08-29 19:16:08,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 694.3333333333334) internal successors, (2083), 3 states have internal predecessors, (2083), 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 19:16:08,143 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:08,143 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] [2023-08-29 19:16:08,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-29 19:16:08,144 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread3Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:08,144 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:08,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1682774085, now seen corresponding path program 1 times [2023-08-29 19:16:08,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:08,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344009751] [2023-08-29 19:16:08,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:08,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:08,215 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 19:16:08,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:08,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344009751] [2023-08-29 19:16:08,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344009751] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:08,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:08,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:16:08,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932952853] [2023-08-29 19:16:08,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:08,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:16:08,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:08,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:16:08,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:16:08,229 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 687 out of 1594 [2023-08-29 19:16:08,231 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 136 transitions, 400 flow. Second operand has 3 states, 3 states have (on average 694.6666666666666) internal successors, (2084), 3 states have internal predecessors, (2084), 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 19:16:08,231 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:08,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 687 of 1594 [2023-08-29 19:16:08,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:13,750 INFO L130 PetriNetUnfolder]: 30702/57636 cut-off events. [2023-08-29 19:16:13,750 INFO L131 PetriNetUnfolder]: For 32377/32385 co-relation queries the response was YES. [2023-08-29 19:16:13,924 INFO L83 FinitePrefix]: Finished finitePrefix Result has 127058 conditions, 57636 events. 30702/57636 cut-off events. For 32377/32385 co-relation queries the response was YES. Maximal size of possible extension queue 522. Compared 469834 event pairs, 11870 based on Foata normal form. 0/55406 useless extension candidates. Maximal degree in co-relation 127045. Up to 37066 conditions per place. [2023-08-29 19:16:14,060 INFO L137 encePairwiseOnDemand]: 1590/1594 looper letters, 124 selfloop transitions, 4 changer transitions 0/178 dead transitions. [2023-08-29 19:16:14,060 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 178 transitions, 792 flow [2023-08-29 19:16:14,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:16:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:16:14,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2170 transitions. [2023-08-29 19:16:14,063 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45378502718527813 [2023-08-29 19:16:14,063 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2170 transitions. [2023-08-29 19:16:14,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2170 transitions. [2023-08-29 19:16:14,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:14,064 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2170 transitions. [2023-08-29 19:16:14,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 723.3333333333334) internal successors, (2170), 3 states have internal predecessors, (2170), 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 19:16:14,068 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:14,069 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:14,069 INFO L175 Difference]: Start difference. First operand has 139 places, 136 transitions, 400 flow. Second operand 3 states and 2170 transitions. [2023-08-29 19:16:14,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 178 transitions, 792 flow [2023-08-29 19:16:14,081 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 178 transitions, 792 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:16:14,083 INFO L231 Difference]: Finished difference. Result has 141 places, 137 transitions, 424 flow [2023-08-29 19:16:14,083 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=424, PETRI_PLACES=141, PETRI_TRANSITIONS=137} [2023-08-29 19:16:14,083 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -99 predicate places. [2023-08-29 19:16:14,084 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 137 transitions, 424 flow [2023-08-29 19:16:14,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 694.6666666666666) internal successors, (2084), 3 states have internal predecessors, (2084), 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 19:16:14,084 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:14,084 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, 1] [2023-08-29 19:16:14,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-29 19:16:14,085 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread3Err16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:14,085 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:14,085 INFO L85 PathProgramCache]: Analyzing trace with hash 2102666362, now seen corresponding path program 1 times [2023-08-29 19:16:14,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:14,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382074824] [2023-08-29 19:16:14,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:14,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:14,524 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 19:16:14,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:14,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382074824] [2023-08-29 19:16:14,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382074824] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:14,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:14,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:16:14,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180257201] [2023-08-29 19:16:14,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:14,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:16:14,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:14,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:16:14,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:16:15,041 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 662 out of 1594 [2023-08-29 19:16:15,043 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 137 transitions, 424 flow. Second operand has 6 states, 6 states have (on average 666.6666666666666) internal successors, (4000), 6 states have internal predecessors, (4000), 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 19:16:15,043 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:15,043 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 662 of 1594 [2023-08-29 19:16:15,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:21,843 INFO L130 PetriNetUnfolder]: 34086/61279 cut-off events. [2023-08-29 19:16:21,844 INFO L131 PetriNetUnfolder]: For 48836/48844 co-relation queries the response was YES. [2023-08-29 19:16:22,073 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142634 conditions, 61279 events. 34086/61279 cut-off events. For 48836/48844 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 479066 event pairs, 21227 based on Foata normal form. 0/59394 useless extension candidates. Maximal degree in co-relation 142620. Up to 39513 conditions per place. [2023-08-29 19:16:22,233 INFO L137 encePairwiseOnDemand]: 1587/1594 looper letters, 177 selfloop transitions, 6 changer transitions 0/228 dead transitions. [2023-08-29 19:16:22,233 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 228 transitions, 1136 flow [2023-08-29 19:16:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:16:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:16:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4122 transitions. [2023-08-29 19:16:22,237 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43099121706398996 [2023-08-29 19:16:22,237 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4122 transitions. [2023-08-29 19:16:22,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4122 transitions. [2023-08-29 19:16:22,238 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:22,238 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4122 transitions. [2023-08-29 19:16:22,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 687.0) internal successors, (4122), 6 states have internal predecessors, (4122), 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 19:16:22,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:22,247 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:22,247 INFO L175 Difference]: Start difference. First operand has 141 places, 137 transitions, 424 flow. Second operand 6 states and 4122 transitions. [2023-08-29 19:16:22,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 228 transitions, 1136 flow [2023-08-29 19:16:22,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 228 transitions, 1136 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:16:22,267 INFO L231 Difference]: Finished difference. Result has 145 places, 136 transitions, 434 flow [2023-08-29 19:16:22,268 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=422, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=434, PETRI_PLACES=145, PETRI_TRANSITIONS=136} [2023-08-29 19:16:22,268 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -95 predicate places. [2023-08-29 19:16:22,268 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 136 transitions, 434 flow [2023-08-29 19:16:22,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 666.6666666666666) internal successors, (4000), 6 states have internal predecessors, (4000), 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 19:16:22,269 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:22,269 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:16:22,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-29 19:16:22,270 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:22,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:22,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1402314896, now seen corresponding path program 1 times [2023-08-29 19:16:22,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:22,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668775242] [2023-08-29 19:16:22,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:22,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-08-29 19:16:22,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:22,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668775242] [2023-08-29 19:16:22,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668775242] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:22,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:22,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:16:22,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076526096] [2023-08-29 19:16:22,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:22,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:16:22,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:22,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:16:22,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:16:23,188 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 1594 [2023-08-29 19:16:23,190 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 136 transitions, 434 flow. Second operand has 6 states, 6 states have (on average 669.0) internal successors, (4014), 6 states have internal predecessors, (4014), 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 19:16:23,190 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:23,190 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 1594 [2023-08-29 19:16:23,190 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:29,670 INFO L130 PetriNetUnfolder]: 32042/59284 cut-off events. [2023-08-29 19:16:29,671 INFO L131 PetriNetUnfolder]: For 46570/46578 co-relation queries the response was YES. [2023-08-29 19:16:29,879 INFO L83 FinitePrefix]: Finished finitePrefix Result has 138738 conditions, 59284 events. 32042/59284 cut-off events. For 46570/46578 co-relation queries the response was YES. Maximal size of possible extension queue 519. Compared 477545 event pairs, 23588 based on Foata normal form. 0/57417 useless extension candidates. Maximal degree in co-relation 138723. Up to 43816 conditions per place. [2023-08-29 19:16:30,026 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 243 selfloop transitions, 4 changer transitions 0/291 dead transitions. [2023-08-29 19:16:30,027 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 291 transitions, 1430 flow [2023-08-29 19:16:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:16:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:16:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4202 transitions. [2023-08-29 19:16:30,033 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43935591802593055 [2023-08-29 19:16:30,033 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4202 transitions. [2023-08-29 19:16:30,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4202 transitions. [2023-08-29 19:16:30,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:30,035 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4202 transitions. [2023-08-29 19:16:30,038 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 700.3333333333334) internal successors, (4202), 6 states have internal predecessors, (4202), 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 19:16:30,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:30,044 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:30,045 INFO L175 Difference]: Start difference. First operand has 145 places, 136 transitions, 434 flow. Second operand 6 states and 4202 transitions. [2023-08-29 19:16:30,045 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 291 transitions, 1430 flow [2023-08-29 19:16:30,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 291 transitions, 1394 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:16:30,079 INFO L231 Difference]: Finished difference. Result has 144 places, 135 transitions, 428 flow [2023-08-29 19:16:30,079 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=420, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=428, PETRI_PLACES=144, PETRI_TRANSITIONS=135} [2023-08-29 19:16:30,079 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -96 predicate places. [2023-08-29 19:16:30,080 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 135 transitions, 428 flow [2023-08-29 19:16:30,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 669.0) internal successors, (4014), 6 states have internal predecessors, (4014), 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 19:16:30,080 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:30,081 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:16:30,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-29 19:16:30,081 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:30,081 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:30,081 INFO L85 PathProgramCache]: Analyzing trace with hash 986063839, now seen corresponding path program 1 times [2023-08-29 19:16:30,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:30,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396928964] [2023-08-29 19:16:30,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:30,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-08-29 19:16:30,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:30,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396928964] [2023-08-29 19:16:30,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396928964] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:30,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:30,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:16:30,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522214106] [2023-08-29 19:16:30,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:30,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:16:30,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:30,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:16:30,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:16:31,080 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 1594 [2023-08-29 19:16:31,081 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 135 transitions, 428 flow. Second operand has 6 states, 6 states have (on average 669.6666666666666) internal successors, (4018), 6 states have internal predecessors, (4018), 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 19:16:31,081 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:31,081 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 1594 [2023-08-29 19:16:31,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:37,044 INFO L130 PetriNetUnfolder]: 30882/57942 cut-off events. [2023-08-29 19:16:37,045 INFO L131 PetriNetUnfolder]: For 44051/44059 co-relation queries the response was YES. [2023-08-29 19:16:37,294 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132630 conditions, 57942 events. 30882/57942 cut-off events. For 44051/44059 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 471962 event pairs, 23882 based on Foata normal form. 0/56170 useless extension candidates. Maximal degree in co-relation 132615. Up to 44406 conditions per place. [2023-08-29 19:16:37,434 INFO L137 encePairwiseOnDemand]: 1589/1594 looper letters, 215 selfloop transitions, 4 changer transitions 4/266 dead transitions. [2023-08-29 19:16:37,435 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 266 transitions, 1180 flow [2023-08-29 19:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:16:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:16:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4186 transitions. [2023-08-29 19:16:37,441 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43768297783354243 [2023-08-29 19:16:37,442 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4186 transitions. [2023-08-29 19:16:37,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4186 transitions. [2023-08-29 19:16:37,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:37,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4186 transitions. [2023-08-29 19:16:37,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 697.6666666666666) internal successors, (4186), 6 states have internal predecessors, (4186), 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 19:16:37,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:37,453 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:37,453 INFO L175 Difference]: Start difference. First operand has 144 places, 135 transitions, 428 flow. Second operand 6 states and 4186 transitions. [2023-08-29 19:16:37,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 266 transitions, 1180 flow [2023-08-29 19:16:37,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 266 transitions, 1173 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:16:37,473 INFO L231 Difference]: Finished difference. Result has 144 places, 134 transitions, 427 flow [2023-08-29 19:16:37,474 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=427, PETRI_PLACES=144, PETRI_TRANSITIONS=134} [2023-08-29 19:16:37,474 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -96 predicate places. [2023-08-29 19:16:37,474 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 134 transitions, 427 flow [2023-08-29 19:16:37,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 669.6666666666666) internal successors, (4018), 6 states have internal predecessors, (4018), 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 19:16:37,475 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:37,475 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:16:37,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-29 19:16:37,475 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread3Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:37,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:37,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1905294098, now seen corresponding path program 1 times [2023-08-29 19:16:37,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:37,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386758315] [2023-08-29 19:16:37,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:37,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:37,850 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 19:16:37,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:37,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386758315] [2023-08-29 19:16:37,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386758315] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:37,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:37,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:16:37,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465566500] [2023-08-29 19:16:37,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:37,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:16:37,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:37,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:16:37,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:16:38,290 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 1594 [2023-08-29 19:16:38,291 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 134 transitions, 427 flow. Second operand has 6 states, 6 states have (on average 668.3333333333334) internal successors, (4010), 6 states have internal predecessors, (4010), 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 19:16:38,291 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:38,291 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 1594 [2023-08-29 19:16:38,291 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:44,945 INFO L130 PetriNetUnfolder]: 34086/60715 cut-off events. [2023-08-29 19:16:44,945 INFO L131 PetriNetUnfolder]: For 48847/48855 co-relation queries the response was YES. [2023-08-29 19:16:45,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142328 conditions, 60715 events. 34086/60715 cut-off events. For 48847/48855 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 468979 event pairs, 23923 based on Foata normal form. 0/58962 useless extension candidates. Maximal degree in co-relation 142313. Up to 44497 conditions per place. [2023-08-29 19:16:45,309 INFO L137 encePairwiseOnDemand]: 1587/1594 looper letters, 177 selfloop transitions, 6 changer transitions 0/225 dead transitions. [2023-08-29 19:16:45,309 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 225 transitions, 1147 flow [2023-08-29 19:16:45,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:16:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:16:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4128 transitions. [2023-08-29 19:16:45,314 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4316185696361355 [2023-08-29 19:16:45,314 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4128 transitions. [2023-08-29 19:16:45,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4128 transitions. [2023-08-29 19:16:45,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:45,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4128 transitions. [2023-08-29 19:16:45,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 688.0) internal successors, (4128), 6 states have internal predecessors, (4128), 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 19:16:45,323 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:45,324 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:45,324 INFO L175 Difference]: Start difference. First operand has 144 places, 134 transitions, 427 flow. Second operand 6 states and 4128 transitions. [2023-08-29 19:16:45,324 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 225 transitions, 1147 flow [2023-08-29 19:16:45,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 225 transitions, 1132 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:16:45,340 INFO L231 Difference]: Finished difference. Result has 144 places, 133 transitions, 430 flow [2023-08-29 19:16:45,340 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=418, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=430, PETRI_PLACES=144, PETRI_TRANSITIONS=133} [2023-08-29 19:16:45,340 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -96 predicate places. [2023-08-29 19:16:45,341 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 133 transitions, 430 flow [2023-08-29 19:16:45,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 668.3333333333334) internal successors, (4010), 6 states have internal predecessors, (4010), 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 19:16:45,341 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:45,342 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:16:45,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-29 19:16:45,342 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread3Err27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:45,342 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:45,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1842946887, now seen corresponding path program 1 times [2023-08-29 19:16:45,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:45,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501238173] [2023-08-29 19:16:45,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:45,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:45,408 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 19:16:45,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:45,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501238173] [2023-08-29 19:16:45,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501238173] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:45,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:45,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-29 19:16:45,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960107286] [2023-08-29 19:16:45,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:45,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:16:45,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:45,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:16:45,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:16:45,461 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 691 out of 1594 [2023-08-29 19:16:45,462 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 430 flow. Second operand has 3 states, 3 states have (on average 701.3333333333334) internal successors, (2104), 3 states have internal predecessors, (2104), 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 19:16:45,462 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:45,463 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 691 of 1594 [2023-08-29 19:16:45,463 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:50,915 INFO L130 PetriNetUnfolder]: 29575/55865 cut-off events. [2023-08-29 19:16:50,916 INFO L131 PetriNetUnfolder]: For 43541/43541 co-relation queries the response was YES. [2023-08-29 19:16:51,155 INFO L83 FinitePrefix]: Finished finitePrefix Result has 129227 conditions, 55865 events. 29575/55865 cut-off events. For 43541/43541 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 454095 event pairs, 6571 based on Foata normal form. 0/54539 useless extension candidates. Maximal degree in co-relation 129212. Up to 30777 conditions per place. [2023-08-29 19:16:51,300 INFO L137 encePairwiseOnDemand]: 1591/1594 looper letters, 107 selfloop transitions, 2 changer transitions 0/155 dead transitions. [2023-08-29 19:16:51,301 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 155 transitions, 745 flow [2023-08-29 19:16:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:16:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:16:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2160 transitions. [2023-08-29 19:16:51,446 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.451693851944793 [2023-08-29 19:16:51,446 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2160 transitions. [2023-08-29 19:16:51,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2160 transitions. [2023-08-29 19:16:51,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:51,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2160 transitions. [2023-08-29 19:16:51,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 720.0) internal successors, (2160), 3 states have internal predecessors, (2160), 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 19:16:51,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:51,453 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:16:51,453 INFO L175 Difference]: Start difference. First operand has 144 places, 133 transitions, 430 flow. Second operand 3 states and 2160 transitions. [2023-08-29 19:16:51,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 155 transitions, 745 flow [2023-08-29 19:16:51,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 155 transitions, 735 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:16:51,477 INFO L231 Difference]: Finished difference. Result has 140 places, 130 transitions, 411 flow [2023-08-29 19:16:51,477 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=407, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=411, PETRI_PLACES=140, PETRI_TRANSITIONS=130} [2023-08-29 19:16:51,478 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -100 predicate places. [2023-08-29 19:16:51,478 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 130 transitions, 411 flow [2023-08-29 19:16:51,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 701.3333333333334) internal successors, (2104), 3 states have internal predecessors, (2104), 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 19:16:51,478 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:51,478 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, 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 19:16:51,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-29 19:16:51,479 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread3Err27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:51,479 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:51,479 INFO L85 PathProgramCache]: Analyzing trace with hash 354804044, now seen corresponding path program 1 times [2023-08-29 19:16:51,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:51,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141365092] [2023-08-29 19:16:51,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:51,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:51,911 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 19:16:51,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:51,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141365092] [2023-08-29 19:16:51,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141365092] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:51,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:51,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:16:51,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871583419] [2023-08-29 19:16:51,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:51,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:16:51,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:51,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:16:51,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:16:52,423 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 662 out of 1594 [2023-08-29 19:16:52,424 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 130 transitions, 411 flow. Second operand has 6 states, 6 states have (on average 668.1666666666666) internal successors, (4009), 6 states have internal predecessors, (4009), 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 19:16:52,425 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:52,425 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 662 of 1594 [2023-08-29 19:16:52,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:16:58,563 INFO L130 PetriNetUnfolder]: 31218/57183 cut-off events. [2023-08-29 19:16:58,563 INFO L131 PetriNetUnfolder]: For 45674/45682 co-relation queries the response was YES. [2023-08-29 19:16:58,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 133105 conditions, 57183 events. 31218/57183 cut-off events. For 45674/45682 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 451269 event pairs, 22789 based on Foata normal form. 266/56093 useless extension candidates. Maximal degree in co-relation 133090. Up to 41997 conditions per place. [2023-08-29 19:16:58,883 INFO L137 encePairwiseOnDemand]: 1588/1594 looper letters, 170 selfloop transitions, 5 changer transitions 0/217 dead transitions. [2023-08-29 19:16:58,883 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 217 transitions, 1087 flow [2023-08-29 19:16:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:16:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:16:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4119 transitions. [2023-08-29 19:16:58,889 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4306775407779172 [2023-08-29 19:16:58,889 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4119 transitions. [2023-08-29 19:16:58,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4119 transitions. [2023-08-29 19:16:58,890 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:16:58,890 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4119 transitions. [2023-08-29 19:16:58,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 686.5) internal successors, (4119), 6 states have internal predecessors, (4119), 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 19:16:58,899 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:58,900 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1594.0) internal successors, (11158), 7 states have internal predecessors, (11158), 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 19:16:58,900 INFO L175 Difference]: Start difference. First operand has 140 places, 130 transitions, 411 flow. Second operand 6 states and 4119 transitions. [2023-08-29 19:16:58,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 217 transitions, 1087 flow [2023-08-29 19:16:58,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 217 transitions, 1083 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-29 19:16:58,935 INFO L231 Difference]: Finished difference. Result has 142 places, 129 transitions, 415 flow [2023-08-29 19:16:58,935 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=405, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=415, PETRI_PLACES=142, PETRI_TRANSITIONS=129} [2023-08-29 19:16:58,935 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -98 predicate places. [2023-08-29 19:16:58,936 INFO L495 AbstractCegarLoop]: Abstraction has has 142 places, 129 transitions, 415 flow [2023-08-29 19:16:58,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 668.1666666666666) internal successors, (4009), 6 states have internal predecessors, (4009), 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 19:16:58,936 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:16:58,937 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, 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 19:16:58,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-29 19:16:58,937 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread3Err29ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:16:58,937 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:16:58,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1664935411, now seen corresponding path program 1 times [2023-08-29 19:16:58,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:16:58,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002336940] [2023-08-29 19:16:58,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:16:58,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:16:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:16:58,997 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 19:16:58,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:16:58,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002336940] [2023-08-29 19:16:58,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002336940] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:16:58,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:16:58,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:16:58,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647264280] [2023-08-29 19:16:58,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:16:58,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:16:58,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:16:58,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:16:58,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:16:59,006 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 690 out of 1594 [2023-08-29 19:16:59,007 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 129 transitions, 415 flow. Second operand has 3 states, 3 states have (on average 702.0) internal successors, (2106), 3 states have internal predecessors, (2106), 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 19:16:59,007 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:16:59,007 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 690 of 1594 [2023-08-29 19:16:59,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:04,773 INFO L130 PetriNetUnfolder]: 32407/59361 cut-off events. [2023-08-29 19:17:04,773 INFO L131 PetriNetUnfolder]: For 45999/46111 co-relation queries the response was YES. [2023-08-29 19:17:05,002 INFO L83 FinitePrefix]: Finished finitePrefix Result has 138960 conditions, 59361 events. 32407/59361 cut-off events. For 45999/46111 co-relation queries the response was YES. Maximal size of possible extension queue 505. Compared 466721 event pairs, 10325 based on Foata normal form. 4/57847 useless extension candidates. Maximal degree in co-relation 138945. Up to 28957 conditions per place. [2023-08-29 19:17:05,142 INFO L137 encePairwiseOnDemand]: 1591/1594 looper letters, 131 selfloop transitions, 2 changer transitions 0/177 dead transitions. [2023-08-29 19:17:05,142 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 177 transitions, 839 flow [2023-08-29 19:17:05,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2183 transitions. [2023-08-29 19:17:05,144 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45650355499790884 [2023-08-29 19:17:05,145 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2183 transitions. [2023-08-29 19:17:05,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2183 transitions. [2023-08-29 19:17:05,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:05,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2183 transitions. [2023-08-29 19:17:05,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 727.6666666666666) internal successors, (2183), 3 states have internal predecessors, (2183), 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 19:17:05,150 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:17:05,150 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:17:05,150 INFO L175 Difference]: Start difference. First operand has 142 places, 129 transitions, 415 flow. Second operand 3 states and 2183 transitions. [2023-08-29 19:17:05,150 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 177 transitions, 839 flow [2023-08-29 19:17:05,329 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 177 transitions, 825 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:17:05,331 INFO L231 Difference]: Finished difference. Result has 139 places, 130 transitions, 421 flow [2023-08-29 19:17:05,331 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=403, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=421, PETRI_PLACES=139, PETRI_TRANSITIONS=130} [2023-08-29 19:17:05,332 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -101 predicate places. [2023-08-29 19:17:05,332 INFO L495 AbstractCegarLoop]: Abstraction has has 139 places, 130 transitions, 421 flow [2023-08-29 19:17:05,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 702.0) internal successors, (2106), 3 states have internal predecessors, (2106), 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 19:17:05,332 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:05,333 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, 1, 1, 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 19:17:05,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-29 19:17:05,333 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread3Err31ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-08-29 19:17:05,334 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:05,334 INFO L85 PathProgramCache]: Analyzing trace with hash -2019335654, now seen corresponding path program 1 times [2023-08-29 19:17:05,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:05,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654586177] [2023-08-29 19:17:05,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:05,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:05,467 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 19:17:05,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:05,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654586177] [2023-08-29 19:17:05,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654586177] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:05,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:05,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:17:05,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477786843] [2023-08-29 19:17:05,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:05,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:17:05,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:05,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:17:05,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:17:05,631 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 1594 [2023-08-29 19:17:05,632 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 130 transitions, 421 flow. Second operand has 3 states, 3 states have (on average 677.6666666666666) internal successors, (2033), 3 states have internal predecessors, (2033), 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 19:17:05,632 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:05,632 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 1594 [2023-08-29 19:17:05,632 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:12,942 INFO L130 PetriNetUnfolder]: 39028/71983 cut-off events. [2023-08-29 19:17:12,942 INFO L131 PetriNetUnfolder]: For 59880/59888 co-relation queries the response was YES. [2023-08-29 19:17:13,249 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166713 conditions, 71983 events. 39028/71983 cut-off events. For 59880/59888 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 574770 event pairs, 18503 based on Foata normal form. 0/70359 useless extension candidates. Maximal degree in co-relation 166698. Up to 33769 conditions per place. [2023-08-29 19:17:13,284 INFO L137 encePairwiseOnDemand]: 1591/1594 looper letters, 0 selfloop transitions, 0 changer transitions 177/177 dead transitions. [2023-08-29 19:17:13,285 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 177 transitions, 829 flow [2023-08-29 19:17:13,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2108 transitions. [2023-08-29 19:17:13,287 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44081974069427016 [2023-08-29 19:17:13,287 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2108 transitions. [2023-08-29 19:17:13,287 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2108 transitions. [2023-08-29 19:17:13,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:13,287 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2108 transitions. [2023-08-29 19:17:13,288 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 702.6666666666666) internal successors, (2108), 3 states have internal predecessors, (2108), 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 19:17:13,295 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:17:13,295 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1594.0) internal successors, (6376), 4 states have internal predecessors, (6376), 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 19:17:13,295 INFO L175 Difference]: Start difference. First operand has 139 places, 130 transitions, 421 flow. Second operand 3 states and 2108 transitions. [2023-08-29 19:17:13,296 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 177 transitions, 829 flow [2023-08-29 19:17:13,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 177 transitions, 829 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:17:13,311 INFO L231 Difference]: Finished difference. Result has 140 places, 0 transitions, 0 flow [2023-08-29 19:17:13,312 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1594, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=140, PETRI_TRANSITIONS=0} [2023-08-29 19:17:13,312 INFO L281 CegarLoopForPetriNet]: 240 programPoint places, -100 predicate places. [2023-08-29 19:17:13,312 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 0 transitions, 0 flow [2023-08-29 19:17:13,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 677.6666666666666) internal successors, (2033), 3 states have internal predecessors, (2033), 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 19:17:13,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (224 of 225 remaining) [2023-08-29 19:17:13,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (223 of 225 remaining) [2023-08-29 19:17:13,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (222 of 225 remaining) [2023-08-29 19:17:13,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (221 of 225 remaining) [2023-08-29 19:17:13,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (220 of 225 remaining) [2023-08-29 19:17:13,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (219 of 225 remaining) [2023-08-29 19:17:13,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (218 of 225 remaining) [2023-08-29 19:17:13,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (217 of 225 remaining) [2023-08-29 19:17:13,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (216 of 225 remaining) [2023-08-29 19:17:13,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (215 of 225 remaining) [2023-08-29 19:17:13,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (214 of 225 remaining) [2023-08-29 19:17:13,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (213 of 225 remaining) [2023-08-29 19:17:13,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (212 of 225 remaining) [2023-08-29 19:17:13,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (211 of 225 remaining) [2023-08-29 19:17:13,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (210 of 225 remaining) [2023-08-29 19:17:13,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (209 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (208 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (207 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (206 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (205 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (204 of 225 remaining) [2023-08-29 19:17:13,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (203 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (202 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (201 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (200 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (199 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (198 of 225 remaining) [2023-08-29 19:17:13,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (197 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (196 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (195 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (194 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (193 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (192 of 225 remaining) [2023-08-29 19:17:13,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (191 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (190 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (189 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (188 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (187 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (186 of 225 remaining) [2023-08-29 19:17:13,321 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (185 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (184 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (183 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (182 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (181 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (180 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (179 of 225 remaining) [2023-08-29 19:17:13,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (178 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (177 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (176 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (175 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (174 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (173 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (172 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (171 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (170 of 225 remaining) [2023-08-29 19:17:13,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (169 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (168 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (167 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (166 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (165 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (164 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (163 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (162 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (161 of 225 remaining) [2023-08-29 19:17:13,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (160 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (159 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (158 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (157 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (156 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (155 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (154 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (153 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (152 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (151 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (150 of 225 remaining) [2023-08-29 19:17:13,325 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (149 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (148 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (147 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (146 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (145 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (144 of 225 remaining) [2023-08-29 19:17:13,326 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (143 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (142 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (141 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err25ASSERT_VIOLATIONDATA_RACE (140 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err26ASSERT_VIOLATIONDATA_RACE (139 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err27ASSERT_VIOLATIONDATA_RACE (138 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err28ASSERT_VIOLATIONDATA_RACE (137 of 225 remaining) [2023-08-29 19:17:13,327 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err29ASSERT_VIOLATIONDATA_RACE (136 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err30ASSERT_VIOLATIONDATA_RACE (135 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err31ASSERT_VIOLATIONDATA_RACE (134 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err32ASSERT_VIOLATIONDATA_RACE (133 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (132 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (131 of 225 remaining) [2023-08-29 19:17:13,328 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (130 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (129 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (128 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (127 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (126 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (125 of 225 remaining) [2023-08-29 19:17:13,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (124 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (123 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (122 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (121 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (120 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (119 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (118 of 225 remaining) [2023-08-29 19:17:13,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (117 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (116 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (115 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (114 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (113 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (112 of 225 remaining) [2023-08-29 19:17:13,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (111 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (110 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (109 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (108 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (107 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (106 of 225 remaining) [2023-08-29 19:17:13,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (105 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (104 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (103 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (102 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (101 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (100 of 225 remaining) [2023-08-29 19:17:13,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (99 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (98 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (97 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (96 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (95 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (94 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 225 remaining) [2023-08-29 19:17:13,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (91 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (90 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (89 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (88 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (87 of 225 remaining) [2023-08-29 19:17:13,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (86 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (85 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (84 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (83 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (82 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (81 of 225 remaining) [2023-08-29 19:17:13,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (80 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (79 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (78 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (77 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (76 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (75 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (74 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (73 of 225 remaining) [2023-08-29 19:17:13,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (72 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (71 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (70 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (69 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (68 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (67 of 225 remaining) [2023-08-29 19:17:13,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (66 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (65 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (64 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (63 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (62 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (61 of 225 remaining) [2023-08-29 19:17:13,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (60 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (59 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (58 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (57 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (56 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (55 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (54 of 225 remaining) [2023-08-29 19:17:13,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (53 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (52 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (51 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (50 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (49 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (48 of 225 remaining) [2023-08-29 19:17:13,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (47 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (46 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (45 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (44 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (43 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (42 of 225 remaining) [2023-08-29 19:17:13,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (41 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (40 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (39 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (38 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (37 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (36 of 225 remaining) [2023-08-29 19:17:13,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (35 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (34 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (33 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (32 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (31 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (30 of 225 remaining) [2023-08-29 19:17:13,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (29 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (28 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (27 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (26 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (25 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (24 of 225 remaining) [2023-08-29 19:17:13,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (23 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (22 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (21 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (20 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (19 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (18 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (17 of 225 remaining) [2023-08-29 19:17:13,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (16 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (15 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (14 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (13 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (12 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (11 of 225 remaining) [2023-08-29 19:17:13,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (10 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (9 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (8 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err25ASSERT_VIOLATIONDATA_RACE (7 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err26ASSERT_VIOLATIONDATA_RACE (6 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err27ASSERT_VIOLATIONDATA_RACE (5 of 225 remaining) [2023-08-29 19:17:13,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err28ASSERT_VIOLATIONDATA_RACE (4 of 225 remaining) [2023-08-29 19:17:13,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err29ASSERT_VIOLATIONDATA_RACE (3 of 225 remaining) [2023-08-29 19:17:13,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err30ASSERT_VIOLATIONDATA_RACE (2 of 225 remaining) [2023-08-29 19:17:13,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err31ASSERT_VIOLATIONDATA_RACE (1 of 225 remaining) [2023-08-29 19:17:13,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err32ASSERT_VIOLATIONDATA_RACE (0 of 225 remaining) [2023-08-29 19:17:13,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-29 19:17:13,350 INFO L445 BasicCegarLoop]: Path program 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 19:17:13,357 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:17:13,357 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:17:13,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:17:13 BasicIcfg [2023-08-29 19:17:13,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:17:13,363 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:17:13,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:17:13,364 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:17:13,364 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:13:54" (3/4) ... [2023-08-29 19:17:13,366 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:17:13,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:17:13,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:17:13,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-29 19:17:13,390 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2023-08-29 19:17:13,391 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:17:13,391 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:17:13,392 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:17:13,447 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:17:13,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:17:13,448 INFO L158 Benchmark]: Toolchain (without parser) took 201940.26ms. Allocated memory was 67.1MB in the beginning and 15.7GB in the end (delta: 15.6GB). Free memory was 38.9MB in the beginning and 8.8GB in the end (delta: -8.8GB). Peak memory consumption was 6.9GB. Max. memory is 16.1GB. [2023-08-29 19:17:13,448 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:17:13,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.32ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 38.7MB in the beginning and 75.4MB in the end (delta: -36.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-08-29 19:17:13,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.79ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 69.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 19:17:13,449 INFO L158 Benchmark]: Boogie Preprocessor took 76.43ms. Allocated memory is still 98.6MB. Free memory was 69.6MB in the beginning and 64.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:17:13,449 INFO L158 Benchmark]: RCFGBuilder took 2094.72ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 64.1MB in the beginning and 105.2MB in the end (delta: -41.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2023-08-29 19:17:13,450 INFO L158 Benchmark]: TraceAbstraction took 199235.63ms. Allocated memory was 144.7MB in the beginning and 15.7GB in the end (delta: 15.6GB). Free memory was 104.2MB in the beginning and 8.8GB in the end (delta: -8.7GB). Peak memory consumption was 7.2GB. Max. memory is 16.1GB. [2023-08-29 19:17:13,450 INFO L158 Benchmark]: Witness Printer took 84.36ms. Allocated memory is still 15.7GB. Free memory was 8.8GB in the beginning and 8.8GB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 19:17:13,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.32ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 38.7MB in the beginning and 75.4MB in the end (delta: -36.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.79ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 69.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.43ms. Allocated memory is still 98.6MB. Free memory was 69.6MB in the beginning and 64.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2094.72ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 64.1MB in the beginning and 105.2MB in the end (delta: -41.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * TraceAbstraction took 199235.63ms. Allocated memory was 144.7MB in the beginning and 15.7GB in the end (delta: 15.6GB). Free memory was 104.2MB in the beginning and 8.8GB in the end (delta: -8.7GB). Peak memory consumption was 7.2GB. Max. memory is 16.1GB. * Witness Printer took 84.36ms. Allocated memory is still 15.7GB. Free memory was 8.8GB in the beginning and 8.8GB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 80.2s, 734 PlacesBefore, 240 PlacesAfterwards, 764 TransitionsBefore, 245 TransitionsAfterwards, 61610 CoEnabledTransitionPairs, 9 FixpointIterations, 466 TrivialSequentialCompositions, 220 ConcurrentSequentialCompositions, 57 TrivialYvCompositions, 42 ConcurrentYvCompositions, 25 ChoiceCompositions, 810 TotalNumberOfCompositions, 349212 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 83130, independent: 80713, independent conditional: 0, independent unconditional: 80713, dependent: 2417, dependent conditional: 0, dependent unconditional: 2417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 29236, independent: 28978, independent conditional: 0, independent unconditional: 28978, dependent: 258, dependent conditional: 0, dependent unconditional: 258, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83130, independent: 51735, independent conditional: 0, independent unconditional: 51735, dependent: 2159, dependent conditional: 0, dependent unconditional: 2159, unknown: 29236, unknown conditional: 0, unknown unconditional: 29236] , Statistics on independence cache: Total cache size (in pairs): 3534, Positive cache size: 3367, Positive conditional cache size: 0, Positive unconditional cache size: 3367, Negative cache size: 167, Negative conditional cache size: 0, Negative unconditional cache size: 167, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 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: 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: 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: 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: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: 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: 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: 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: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 119]: 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: 150]: 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: 150]: 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: 150]: 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: 161]: 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: 123]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: 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: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: 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, 1032 locations, 225 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: 198.9s, OverallIterations: 23, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 113.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 80.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5033 SdHoareTripleChecker+Valid, 15.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3078 mSDsluCounter, 389 SdHoareTripleChecker+Invalid, 13.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 76 mSDsCounter, 1639 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11394 IncrementalHoareTripleChecker+Invalid, 13033 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1639 mSolverCounterUnsat, 313 mSDtfsCounter, 11394 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=508occurred in iteration=0, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 652 ConstructedInterpolants, 0 QuantifiedInterpolants, 1696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 11/11 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 130 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:17:13,500 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