./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --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/parallel-barrier.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 22b51332425cd14048935a20a73abea0065b1633fac56d6d6be511ab67585236 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 21:40:35,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:40:35,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:40:36,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:40:36,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:40:36,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:40:36,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:40:36,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:40:36,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:40:36,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:40:36,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:40:36,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:40:36,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:40:36,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:40:36,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:40:36,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:40:36,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:40:36,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:40:36,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:40:36,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:40:36,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:40:36,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:40:36,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:40:36,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:40:36,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:40:36,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:40:36,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:40:36,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:40:36,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:40:36,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:40:36,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:40:36,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:40:36,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:40:36,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:40:36,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:40:36,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:40:36,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:40:36,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:40:36,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:40:36,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:40:36,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:40:36,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:40:36,092 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:40:36,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:40:36,093 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:40:36,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:40:36,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:40:36,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:40:36,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:40:36,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:40:36,094 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:40:36,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:40:36,095 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:40:36,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:40:36,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:40:36,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:40:36,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:40:36,097 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:40:36,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:40:36,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:40:36,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:40:36,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:40:36,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:40:36,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:40:36,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:40:36,099 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:40:36,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:40:36,099 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:40:36,099 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b51332425cd14048935a20a73abea0065b1633fac56d6d6be511ab67585236 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:40:36,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:40:36,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:40:36,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:40:36,331 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:40:36,331 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:40:36,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2023-08-31 21:40:37,214 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:40:37,388 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:40:37,388 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2023-08-31 21:40:37,392 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834005ffb/703606d454594cc385b54b2e1a8c3c6a/FLAG19e7cf01b [2023-08-31 21:40:37,403 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834005ffb/703606d454594cc385b54b2e1a8c3c6a [2023-08-31 21:40:37,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:40:37,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:40:37,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:40:37,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:40:37,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:40:37,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be944b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37, skipping insertion in model container [2023-08-31 21:40:37,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:40:37,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:40:37,537 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/parallel-barrier.wvr.c[4722,4735] [2023-08-31 21:40:37,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:40:37,544 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:40:37,579 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/parallel-barrier.wvr.c[4722,4735] [2023-08-31 21:40:37,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:40:37,585 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:40:37,585 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:40:37,590 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:40:37,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37 WrapperNode [2023-08-31 21:40:37,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:40:37,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:40:37,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:40:37,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:40:37,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,636 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 543 [2023-08-31 21:40:37,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:40:37,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:40:37,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:40:37,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:40:37,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,665 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:40:37,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:40:37,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:40:37,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:40:37,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (1/1) ... [2023-08-31 21:40:37,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:40:37,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:40:37,697 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) [2023-08-31 21:40:37,706 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 [2023-08-31 21:40:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:40:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:40:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:40:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:40:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:40:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:40:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:40:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:40:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-31 21:40:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-31 21:40:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-31 21:40:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-31 21:40:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-31 21:40:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-08-31 21:40:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:40:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:40:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:40:37,737 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 21:40:37,882 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:40:37,897 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:40:38,420 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:40:38,576 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:40:38,577 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-31 21:40:38,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:40:38 BoogieIcfgContainer [2023-08-31 21:40:38,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:40:38,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:40:38,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:40:38,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:40:38,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:40:37" (1/3) ... [2023-08-31 21:40:38,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae0889e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:40:38, skipping insertion in model container [2023-08-31 21:40:38,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:40:37" (2/3) ... [2023-08-31 21:40:38,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae0889e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:40:38, skipping insertion in model container [2023-08-31 21:40:38,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:40:38" (3/3) ... [2023-08-31 21:40:38,585 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2023-08-31 21:40:38,590 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:40:38,604 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:40:38,604 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 78 error locations. [2023-08-31 21:40:38,604 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:40:38,733 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-08-31 21:40:38,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 469 places, 464 transitions, 1000 flow [2023-08-31 21:40:38,916 INFO L130 PetriNetUnfolder]: 14/424 cut-off events. [2023-08-31 21:40:38,916 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-31 21:40:38,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 453 conditions, 424 events. 14/424 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 738 event pairs, 0 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 358. Up to 3 conditions per place. [2023-08-31 21:40:38,926 INFO L82 GeneralOperation]: Start removeDead. Operand has 469 places, 464 transitions, 1000 flow [2023-08-31 21:40:38,935 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 413 places, 406 transitions, 860 flow [2023-08-31 21:40:38,938 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:40:38,946 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 413 places, 406 transitions, 860 flow [2023-08-31 21:40:38,949 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 413 places, 406 transitions, 860 flow [2023-08-31 21:40:38,949 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 413 places, 406 transitions, 860 flow [2023-08-31 21:40:39,003 INFO L130 PetriNetUnfolder]: 12/406 cut-off events. [2023-08-31 21:40:39,004 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-31 21:40:39,007 INFO L83 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 406 events. 12/406 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 721 event pairs, 0 based on Foata normal form. 0/317 useless extension candidates. Maximal degree in co-relation 358. Up to 3 conditions per place. [2023-08-31 21:40:39,018 INFO L119 LiptonReduction]: Number of co-enabled transitions 33496 [2023-08-31 21:40:44,766 INFO L134 LiptonReduction]: Checked pairs total: 316381 [2023-08-31 21:40:44,766 INFO L136 LiptonReduction]: Total number of compositions: 364 [2023-08-31 21:40:44,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:40:44,786 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;@76ab6bc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:40:44,786 INFO L358 AbstractCegarLoop]: Starting to check reachability of 144 error locations. [2023-08-31 21:40:44,788 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:40:44,788 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:40:44,788 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:40:44,788 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:40:44,789 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:40:44,792 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:40:44,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1919, now seen corresponding path program 1 times [2023-08-31 21:40:44,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:40:44,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272834419] [2023-08-31 21:40:44,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:40:44,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:40:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:40:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:40:44,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:40:44,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272834419] [2023-08-31 21:40:44,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272834419] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:40:44,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:40:44,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:40:44,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269440663] [2023-08-31 21:40:44,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:40:44,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:40:44,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:40:44,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:40:44,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:40:44,895 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 832 [2023-08-31 21:40:44,898 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 184 transitions, 416 flow. Second operand has 2 states, 2 states have (on average 371.5) internal successors, (743), 2 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:44,899 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:40:44,899 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 832 [2023-08-31 21:40:44,899 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:40:57,228 INFO L130 PetriNetUnfolder]: 120456/184777 cut-off events. [2023-08-31 21:40:57,228 INFO L131 PetriNetUnfolder]: For 16737/27683 co-relation queries the response was YES. [2023-08-31 21:40:57,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 353499 conditions, 184777 events. 120456/184777 cut-off events. For 16737/27683 co-relation queries the response was YES. Maximal size of possible extension queue 4003. Compared 1497259 event pairs, 116424 based on Foata normal form. 1/175104 useless extension candidates. Maximal degree in co-relation 350963. Up to 152209 conditions per place. [2023-08-31 21:40:58,637 INFO L137 encePairwiseOnDemand]: 758/832 looper letters, 55 selfloop transitions, 0 changer transitions 1/110 dead transitions. [2023-08-31 21:40:58,637 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 110 transitions, 380 flow [2023-08-31 21:40:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:40:58,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:40:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 872 transitions. [2023-08-31 21:40:58,648 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5240384615384616 [2023-08-31 21:40:58,648 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 872 transitions. [2023-08-31 21:40:58,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 872 transitions. [2023-08-31 21:40:58,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:40:58,652 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 872 transitions. [2023-08-31 21:40:58,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 436.0) internal successors, (872), 2 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:58,660 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 832.0) internal successors, (2496), 3 states have internal predecessors, (2496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:58,661 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 832.0) internal successors, (2496), 3 states have internal predecessors, (2496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:58,662 INFO L175 Difference]: Start difference. First operand has 197 places, 184 transitions, 416 flow. Second operand 2 states and 872 transitions. [2023-08-31 21:40:58,662 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 110 transitions, 380 flow [2023-08-31 21:40:59,073 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 110 transitions, 348 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-08-31 21:40:59,075 INFO L231 Difference]: Finished difference. Result has 114 places, 109 transitions, 233 flow [2023-08-31 21:40:59,077 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=233, PETRI_PLACES=114, PETRI_TRANSITIONS=109} [2023-08-31 21:40:59,079 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -83 predicate places. [2023-08-31 21:40:59,079 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 109 transitions, 233 flow [2023-08-31 21:40:59,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 371.5) internal successors, (743), 2 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:59,080 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:40:59,080 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:40:59,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:40:59,080 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:40:59,080 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:40:59,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1365985949, now seen corresponding path program 1 times [2023-08-31 21:40:59,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:40:59,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833087161] [2023-08-31 21:40:59,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:40:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:40:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:40:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:40:59,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:40:59,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833087161] [2023-08-31 21:40:59,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833087161] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:40:59,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:40:59,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:40:59,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66885883] [2023-08-31 21:40:59,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:40:59,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:40:59,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:40:59,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:40:59,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:40:59,645 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 832 [2023-08-31 21:40:59,647 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 109 transitions, 233 flow. Second operand has 6 states, 6 states have (on average 363.6666666666667) internal successors, (2182), 6 states have internal predecessors, (2182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:40:59,647 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:40:59,647 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 832 [2023-08-31 21:40:59,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:41:31,364 INFO L130 PetriNetUnfolder]: 457956/600353 cut-off events. [2023-08-31 21:41:31,364 INFO L131 PetriNetUnfolder]: For 14018/37568 co-relation queries the response was YES. [2023-08-31 21:41:32,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1182346 conditions, 600353 events. 457956/600353 cut-off events. For 14018/37568 co-relation queries the response was YES. Maximal size of possible extension queue 10561. Compared 4157357 event pairs, 115900 based on Foata normal form. 331/580431 useless extension candidates. Maximal degree in co-relation 1182343. Up to 167040 conditions per place. [2023-08-31 21:41:34,903 INFO L137 encePairwiseOnDemand]: 827/832 looper letters, 248 selfloop transitions, 4 changer transitions 0/300 dead transitions. [2023-08-31 21:41:34,903 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 300 transitions, 1167 flow [2023-08-31 21:41:34,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:41:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:41:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2425 transitions. [2023-08-31 21:41:34,909 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4857772435897436 [2023-08-31 21:41:34,909 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2425 transitions. [2023-08-31 21:41:34,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2425 transitions. [2023-08-31 21:41:34,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:41:34,910 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2425 transitions. [2023-08-31 21:41:34,914 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 404.1666666666667) internal successors, (2425), 6 states have internal predecessors, (2425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:41:34,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:41:34,922 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:41:34,922 INFO L175 Difference]: Start difference. First operand has 114 places, 109 transitions, 233 flow. Second operand 6 states and 2425 transitions. [2023-08-31 21:41:34,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 300 transitions, 1167 flow [2023-08-31 21:41:34,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 300 transitions, 1167 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:41:34,927 INFO L231 Difference]: Finished difference. Result has 117 places, 108 transitions, 239 flow [2023-08-31 21:41:34,927 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=239, PETRI_PLACES=117, PETRI_TRANSITIONS=108} [2023-08-31 21:41:34,927 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -80 predicate places. [2023-08-31 21:41:34,928 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 108 transitions, 239 flow [2023-08-31 21:41:34,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 363.6666666666667) internal successors, (2182), 6 states have internal predecessors, (2182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:41:34,929 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:41:34,929 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:41:34,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:41:34,929 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:41:34,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:41:34,930 INFO L85 PathProgramCache]: Analyzing trace with hash 409710799, now seen corresponding path program 1 times [2023-08-31 21:41:34,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:41:34,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460241348] [2023-08-31 21:41:34,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:41:34,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:41:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:41:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:41:35,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:41:35,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460241348] [2023-08-31 21:41:35,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460241348] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:41:35,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:41:35,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:41:35,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151505980] [2023-08-31 21:41:35,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:41:35,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:41:35,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:41:35,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:41:35,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:41:35,412 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 363 out of 832 [2023-08-31 21:41:35,414 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 108 transitions, 239 flow. Second operand has 6 states, 6 states have (on average 365.3333333333333) internal successors, (2192), 6 states have internal predecessors, (2192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:41:35,415 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:41:35,415 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 363 of 832 [2023-08-31 21:41:35,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:42:01,639 INFO L130 PetriNetUnfolder]: 390378/517665 cut-off events. [2023-08-31 21:42:01,639 INFO L131 PetriNetUnfolder]: For 6199/24795 co-relation queries the response was YES. [2023-08-31 21:42:02,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1010170 conditions, 517665 events. 390378/517665 cut-off events. For 6199/24795 co-relation queries the response was YES. Maximal size of possible extension queue 8464. Compared 3530806 event pairs, 110355 based on Foata normal form. 266/503925 useless extension candidates. Maximal degree in co-relation 1010166. Up to 143278 conditions per place. [2023-08-31 21:42:04,706 INFO L137 encePairwiseOnDemand]: 826/832 looper letters, 212 selfloop transitions, 5 changer transitions 0/263 dead transitions. [2023-08-31 21:42:04,706 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 263 transitions, 1011 flow [2023-08-31 21:42:04,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:42:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:42:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2396 transitions. [2023-08-31 21:42:04,710 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47996794871794873 [2023-08-31 21:42:04,711 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2396 transitions. [2023-08-31 21:42:04,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2396 transitions. [2023-08-31 21:42:04,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:42:04,712 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2396 transitions. [2023-08-31 21:42:04,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 399.3333333333333) internal successors, (2396), 6 states have internal predecessors, (2396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:04,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:04,722 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:04,722 INFO L175 Difference]: Start difference. First operand has 117 places, 108 transitions, 239 flow. Second operand 6 states and 2396 transitions. [2023-08-31 21:42:04,722 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 263 transitions, 1011 flow [2023-08-31 21:42:04,742 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 263 transitions, 1004 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:42:04,744 INFO L231 Difference]: Finished difference. Result has 117 places, 107 transitions, 240 flow [2023-08-31 21:42:04,744 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=240, PETRI_PLACES=117, PETRI_TRANSITIONS=107} [2023-08-31 21:42:04,744 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -80 predicate places. [2023-08-31 21:42:04,744 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 107 transitions, 240 flow [2023-08-31 21:42:04,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 365.3333333333333) internal successors, (2192), 6 states have internal predecessors, (2192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:04,746 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:42:04,746 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] [2023-08-31 21:42:04,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:42:04,746 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:42:04,746 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:42:04,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1084678501, now seen corresponding path program 1 times [2023-08-31 21:42:04,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:42:04,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067686215] [2023-08-31 21:42:04,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:42:04,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:42:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:42:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:42:04,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:42:04,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067686215] [2023-08-31 21:42:04,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067686215] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:42:04,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:42:04,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:42:04,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506108937] [2023-08-31 21:42:04,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:42:04,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:42:04,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:42:04,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:42:04,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:42:05,187 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 363 out of 832 [2023-08-31 21:42:05,188 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 107 transitions, 240 flow. Second operand has 6 states, 6 states have (on average 365.6666666666667) internal successors, (2194), 6 states have internal predecessors, (2194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:05,188 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:42:05,188 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 363 of 832 [2023-08-31 21:42:05,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:42:30,098 INFO L130 PetriNetUnfolder]: 390378/512252 cut-off events. [2023-08-31 21:42:30,099 INFO L131 PetriNetUnfolder]: For 7188/9270 co-relation queries the response was YES. [2023-08-31 21:42:31,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1005699 conditions, 512252 events. 390378/512252 cut-off events. For 7188/9270 co-relation queries the response was YES. Maximal size of possible extension queue 7929. Compared 3294658 event pairs, 110355 based on Foata normal form. 0/500409 useless extension candidates. Maximal degree in co-relation 1005695. Up to 143278 conditions per place. [2023-08-31 21:42:33,021 INFO L137 encePairwiseOnDemand]: 826/832 looper letters, 212 selfloop transitions, 5 changer transitions 0/262 dead transitions. [2023-08-31 21:42:33,021 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 262 transitions, 1020 flow [2023-08-31 21:42:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:42:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:42:33,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2396 transitions. [2023-08-31 21:42:33,025 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47996794871794873 [2023-08-31 21:42:33,025 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2396 transitions. [2023-08-31 21:42:33,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2396 transitions. [2023-08-31 21:42:33,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:42:33,026 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2396 transitions. [2023-08-31 21:42:33,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 399.3333333333333) internal successors, (2396), 6 states have internal predecessors, (2396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:33,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:33,037 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:33,037 INFO L175 Difference]: Start difference. First operand has 117 places, 107 transitions, 240 flow. Second operand 6 states and 2396 transitions. [2023-08-31 21:42:33,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 262 transitions, 1020 flow [2023-08-31 21:42:33,067 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 262 transitions, 1002 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:42:33,068 INFO L231 Difference]: Finished difference. Result has 116 places, 106 transitions, 238 flow [2023-08-31 21:42:33,069 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=238, PETRI_PLACES=116, PETRI_TRANSITIONS=106} [2023-08-31 21:42:33,070 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -81 predicate places. [2023-08-31 21:42:33,070 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 106 transitions, 238 flow [2023-08-31 21:42:33,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 365.6666666666667) internal successors, (2194), 6 states have internal predecessors, (2194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:33,071 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:42:33,071 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] [2023-08-31 21:42:33,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:42:33,071 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:42:33,072 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:42:33,072 INFO L85 PathProgramCache]: Analyzing trace with hash 858323198, now seen corresponding path program 1 times [2023-08-31 21:42:33,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:42:33,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107904203] [2023-08-31 21:42:33,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:42:33,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:42:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:42:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:42:33,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:42:33,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107904203] [2023-08-31 21:42:33,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107904203] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:42:33,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:42:33,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:42:33,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011628143] [2023-08-31 21:42:33,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:42:33,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:42:33,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:42:33,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:42:33,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:42:33,528 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 363 out of 832 [2023-08-31 21:42:33,529 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 106 transitions, 238 flow. Second operand has 6 states, 6 states have (on average 366.3333333333333) internal successors, (2198), 6 states have internal predecessors, (2198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:33,529 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:42:33,529 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 363 of 832 [2023-08-31 21:42:33,530 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:42:44,752 INFO L130 PetriNetUnfolder]: 151361/212751 cut-off events. [2023-08-31 21:42:44,752 INFO L131 PetriNetUnfolder]: For 4651/15341 co-relation queries the response was YES. [2023-08-31 21:42:45,341 INFO L83 FinitePrefix]: Finished finitePrefix Result has 417850 conditions, 212751 events. 151361/212751 cut-off events. For 4651/15341 co-relation queries the response was YES. Maximal size of possible extension queue 3851. Compared 1471140 event pairs, 115122 based on Foata normal form. 0/206193 useless extension candidates. Maximal degree in co-relation 417846. Up to 150118 conditions per place. [2023-08-31 21:42:46,111 INFO L137 encePairwiseOnDemand]: 826/832 looper letters, 187 selfloop transitions, 5 changer transitions 0/237 dead transitions. [2023-08-31 21:42:46,112 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 237 transitions, 920 flow [2023-08-31 21:42:46,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:42:46,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:42:46,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2371 transitions. [2023-08-31 21:42:46,116 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4749599358974359 [2023-08-31 21:42:46,116 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2371 transitions. [2023-08-31 21:42:46,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2371 transitions. [2023-08-31 21:42:46,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:42:46,117 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2371 transitions. [2023-08-31 21:42:46,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 395.1666666666667) internal successors, (2371), 6 states have internal predecessors, (2371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:46,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:46,125 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:46,125 INFO L175 Difference]: Start difference. First operand has 116 places, 106 transitions, 238 flow. Second operand 6 states and 2371 transitions. [2023-08-31 21:42:46,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 237 transitions, 920 flow [2023-08-31 21:42:46,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 237 transitions, 902 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:42:46,931 INFO L231 Difference]: Finished difference. Result has 115 places, 105 transitions, 236 flow [2023-08-31 21:42:46,931 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=236, PETRI_PLACES=115, PETRI_TRANSITIONS=105} [2023-08-31 21:42:46,932 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -82 predicate places. [2023-08-31 21:42:46,932 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 105 transitions, 236 flow [2023-08-31 21:42:46,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 366.3333333333333) internal successors, (2198), 6 states have internal predecessors, (2198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:46,933 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:42:46,933 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:42:46,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:42:46,933 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:42:46,934 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:42:46,934 INFO L85 PathProgramCache]: Analyzing trace with hash -2030073805, now seen corresponding path program 1 times [2023-08-31 21:42:46,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:42:46,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589264908] [2023-08-31 21:42:46,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:42:46,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:42:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:42:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:42:47,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:42:47,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589264908] [2023-08-31 21:42:47,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589264908] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:42:47,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:42:47,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:42:47,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250810534] [2023-08-31 21:42:47,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:42:47,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:42:47,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:42:47,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:42:47,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:42:47,346 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 363 out of 832 [2023-08-31 21:42:47,348 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 105 transitions, 236 flow. Second operand has 6 states, 6 states have (on average 366.6666666666667) internal successors, (2200), 6 states have internal predecessors, (2200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:47,348 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:42:47,348 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 363 of 832 [2023-08-31 21:42:47,348 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:42:58,489 INFO L130 PetriNetUnfolder]: 151361/216439 cut-off events. [2023-08-31 21:42:58,489 INFO L131 PetriNetUnfolder]: For 4439/14437 co-relation queries the response was YES. [2023-08-31 21:42:59,243 INFO L83 FinitePrefix]: Finished finitePrefix Result has 419727 conditions, 216439 events. 151361/216439 cut-off events. For 4439/14437 co-relation queries the response was YES. Maximal size of possible extension queue 3841. Compared 1552851 event pairs, 115122 based on Foata normal form. 0/210171 useless extension candidates. Maximal degree in co-relation 419723. Up to 150118 conditions per place. [2023-08-31 21:42:59,843 INFO L137 encePairwiseOnDemand]: 826/832 looper letters, 187 selfloop transitions, 5 changer transitions 0/236 dead transitions. [2023-08-31 21:42:59,843 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 236 transitions, 918 flow [2023-08-31 21:42:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:42:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:42:59,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2371 transitions. [2023-08-31 21:42:59,846 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4749599358974359 [2023-08-31 21:42:59,847 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2371 transitions. [2023-08-31 21:42:59,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2371 transitions. [2023-08-31 21:42:59,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:42:59,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2371 transitions. [2023-08-31 21:42:59,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 395.1666666666667) internal successors, (2371), 6 states have internal predecessors, (2371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:59,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:59,855 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:59,855 INFO L175 Difference]: Start difference. First operand has 115 places, 105 transitions, 236 flow. Second operand 6 states and 2371 transitions. [2023-08-31 21:42:59,855 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 236 transitions, 918 flow [2023-08-31 21:43:00,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 236 transitions, 900 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:43:00,246 INFO L231 Difference]: Finished difference. Result has 114 places, 104 transitions, 234 flow [2023-08-31 21:43:00,247 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=234, PETRI_PLACES=114, PETRI_TRANSITIONS=104} [2023-08-31 21:43:00,247 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -83 predicate places. [2023-08-31 21:43:00,247 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 104 transitions, 234 flow [2023-08-31 21:43:00,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 366.6666666666667) internal successors, (2200), 6 states have internal predecessors, (2200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:00,248 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:43:00,248 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] [2023-08-31 21:43:00,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 21:43:00,249 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 140 more)] === [2023-08-31 21:43:00,249 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:43:00,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1099953923, now seen corresponding path program 1 times [2023-08-31 21:43:00,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:43:00,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123576111] [2023-08-31 21:43:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:43:00,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:43:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:43:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:43:00,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:43:00,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123576111] [2023-08-31 21:43:00,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123576111] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:43:00,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:43:00,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:43:00,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298533993] [2023-08-31 21:43:00,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:43:00,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:43:00,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:43:00,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:43:00,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:43:00,796 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 832 [2023-08-31 21:43:00,798 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 104 transitions, 234 flow. Second operand has 6 states, 6 states have (on average 367.6666666666667) internal successors, (2206), 6 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:00,798 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:43:00,798 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 832 [2023-08-31 21:43:00,798 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:43:10,298 INFO L130 PetriNetUnfolder]: 121806/181579 cut-off events. [2023-08-31 21:43:10,298 INFO L131 PetriNetUnfolder]: For 4086/15032 co-relation queries the response was YES. [2023-08-31 21:43:10,821 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342988 conditions, 181579 events. 121806/181579 cut-off events. For 4086/15032 co-relation queries the response was YES. Maximal size of possible extension queue 3799. Compared 1394917 event pairs, 116424 based on Foata normal form. 0/176412 useless extension candidates. Maximal degree in co-relation 342984. Up to 152208 conditions per place. [2023-08-31 21:43:11,064 INFO L137 encePairwiseOnDemand]: 827/832 looper letters, 0 selfloop transitions, 0 changer transitions 199/199 dead transitions. [2023-08-31 21:43:11,064 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 199 transitions, 768 flow [2023-08-31 21:43:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:43:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:43:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2329 transitions. [2023-08-31 21:43:11,067 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46654647435897434 [2023-08-31 21:43:11,067 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2329 transitions. [2023-08-31 21:43:11,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2329 transitions. [2023-08-31 21:43:11,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:43:11,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2329 transitions. [2023-08-31 21:43:11,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 388.1666666666667) internal successors, (2329), 6 states have internal predecessors, (2329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:11,075 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:11,075 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 832.0) internal successors, (5824), 7 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:11,075 INFO L175 Difference]: Start difference. First operand has 114 places, 104 transitions, 234 flow. Second operand 6 states and 2329 transitions. [2023-08-31 21:43:11,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 199 transitions, 768 flow [2023-08-31 21:43:11,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 199 transitions, 750 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:43:11,156 INFO L231 Difference]: Finished difference. Result has 113 places, 0 transitions, 0 flow [2023-08-31 21:43:11,156 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=832, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=113, PETRI_TRANSITIONS=0} [2023-08-31 21:43:11,157 INFO L281 CegarLoopForPetriNet]: 197 programPoint places, -84 predicate places. [2023-08-31 21:43:11,157 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 0 transitions, 0 flow [2023-08-31 21:43:11,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 367.6666666666667) internal successors, (2206), 6 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:11,159 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (143 of 144 remaining) [2023-08-31 21:43:11,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (142 of 144 remaining) [2023-08-31 21:43:11,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (141 of 144 remaining) [2023-08-31 21:43:11,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (140 of 144 remaining) [2023-08-31 21:43:11,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (139 of 144 remaining) [2023-08-31 21:43:11,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (138 of 144 remaining) [2023-08-31 21:43:11,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (137 of 144 remaining) [2023-08-31 21:43:11,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (136 of 144 remaining) [2023-08-31 21:43:11,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (135 of 144 remaining) [2023-08-31 21:43:11,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (134 of 144 remaining) [2023-08-31 21:43:11,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (133 of 144 remaining) [2023-08-31 21:43:11,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (132 of 144 remaining) [2023-08-31 21:43:11,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (131 of 144 remaining) [2023-08-31 21:43:11,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (130 of 144 remaining) [2023-08-31 21:43:11,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (129 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (128 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (127 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (126 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (125 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (124 of 144 remaining) [2023-08-31 21:43:11,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (123 of 144 remaining) [2023-08-31 21:43:11,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (122 of 144 remaining) [2023-08-31 21:43:11,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (121 of 144 remaining) [2023-08-31 21:43:11,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (120 of 144 remaining) [2023-08-31 21:43:11,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (119 of 144 remaining) [2023-08-31 21:43:11,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (118 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (117 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (116 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (115 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (114 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (113 of 144 remaining) [2023-08-31 21:43:11,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (112 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (111 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (110 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (109 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (108 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (107 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (106 of 144 remaining) [2023-08-31 21:43:11,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (105 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (104 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (103 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (102 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (101 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (100 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (99 of 144 remaining) [2023-08-31 21:43:11,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (98 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (97 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (96 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (95 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (94 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (93 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (92 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 144 remaining) [2023-08-31 21:43:11,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 144 remaining) [2023-08-31 21:43:11,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (83 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (82 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (81 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (80 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (79 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (78 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (77 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (76 of 144 remaining) [2023-08-31 21:43:11,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (75 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (74 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (73 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (72 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (71 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (70 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (69 of 144 remaining) [2023-08-31 21:43:11,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (68 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (67 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (66 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (65 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (64 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (63 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (62 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (61 of 144 remaining) [2023-08-31 21:43:11,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (60 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (56 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (55 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (54 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 144 remaining) [2023-08-31 21:43:11,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (51 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (50 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (49 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (48 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (47 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (46 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (45 of 144 remaining) [2023-08-31 21:43:11,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (44 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (43 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (42 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (41 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (40 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (39 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (38 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (37 of 144 remaining) [2023-08-31 21:43:11,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (36 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (35 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (34 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (33 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (32 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (31 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 144 remaining) [2023-08-31 21:43:11,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (29 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (28 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (27 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (26 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (25 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (24 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (21 of 144 remaining) [2023-08-31 21:43:11,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (20 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (19 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (18 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (17 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (16 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (15 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (14 of 144 remaining) [2023-08-31 21:43:11,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (13 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (12 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (11 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 144 remaining) [2023-08-31 21:43:11,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 144 remaining) [2023-08-31 21:43:11,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 144 remaining) [2023-08-31 21:43:11,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 144 remaining) [2023-08-31 21:43:11,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 144 remaining) [2023-08-31 21:43:11,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 144 remaining) [2023-08-31 21:43:11,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 144 remaining) [2023-08-31 21:43:11,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 21:43:11,180 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:43:11,184 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:43:11,184 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:43:11,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:43:11 BasicIcfg [2023-08-31 21:43:11,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:43:11,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:43:11,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:43:11,187 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:43:11,187 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:40:38" (3/4) ... [2023-08-31 21:43:11,189 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:43:11,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:43:11,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:43:11,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-31 21:43:11,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-31 21:43:11,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-08-31 21:43:11,193 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-08-31 21:43:11,196 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-08-31 21:43:11,196 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:43:11,197 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:43:11,197 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:43:11,224 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:43:11,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:43:11,225 INFO L158 Benchmark]: Toolchain (without parser) took 153819.55ms. Allocated memory was 75.5MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 52.7MB in the beginning and 9.2GB in the end (delta: -9.1GB). Peak memory consumption was 6.9GB. Max. memory is 16.1GB. [2023-08-31 21:43:11,225 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:43:11,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.33ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 39.0MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-31 21:43:11,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.28ms. Allocated memory is still 75.5MB. Free memory was 38.8MB in the beginning and 54.4MB in the end (delta: -15.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-08-31 21:43:11,226 INFO L158 Benchmark]: Boogie Preprocessor took 31.41ms. Allocated memory is still 75.5MB. Free memory was 54.4MB in the beginning and 51.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:43:11,226 INFO L158 Benchmark]: RCFGBuilder took 909.76ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 30.4MB in the end (delta: 21.3MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-08-31 21:43:11,226 INFO L158 Benchmark]: TraceAbstraction took 152606.33ms. Allocated memory was 75.5MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 29.9MB in the beginning and 9.2GB in the end (delta: -9.2GB). Peak memory consumption was 7.8GB. Max. memory is 16.1GB. [2023-08-31 21:43:11,226 INFO L158 Benchmark]: Witness Printer took 37.44ms. Allocated memory is still 16.1GB. Free memory was 9.2GB in the beginning and 9.2GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:43:11,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.33ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 39.0MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.28ms. Allocated memory is still 75.5MB. Free memory was 38.8MB in the beginning and 54.4MB in the end (delta: -15.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.41ms. Allocated memory is still 75.5MB. Free memory was 54.4MB in the beginning and 51.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 909.76ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 30.4MB in the end (delta: 21.3MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * TraceAbstraction took 152606.33ms. Allocated memory was 75.5MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 29.9MB in the beginning and 9.2GB in the end (delta: -9.2GB). Peak memory consumption was 7.8GB. Max. memory is 16.1GB. * Witness Printer took 37.44ms. Allocated memory is still 16.1GB. Free memory was 9.2GB in the beginning and 9.2GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5.8s, 413 PlacesBefore, 197 PlacesAfterwards, 406 TransitionsBefore, 184 TransitionsAfterwards, 33496 CoEnabledTransitionPairs, 9 FixpointIterations, 229 TrivialSequentialCompositions, 100 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 19 ConcurrentYvCompositions, 6 ChoiceCompositions, 364 TotalNumberOfCompositions, 316381 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 136319, independent: 133914, independent conditional: 0, independent unconditional: 133914, dependent: 2405, dependent conditional: 0, dependent unconditional: 2405, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 16473, independent: 16278, independent conditional: 0, independent unconditional: 16278, dependent: 195, dependent conditional: 0, dependent unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 136319, independent: 117636, independent conditional: 0, independent unconditional: 117636, dependent: 2210, dependent conditional: 0, dependent unconditional: 2210, unknown: 16473, unknown conditional: 0, unknown unconditional: 16473] , Statistics on independence cache: Total cache size (in pairs): 5546, Positive cache size: 5402, Positive conditional cache size: 0, Positive unconditional cache size: 5402, Negative cache size: 144, Negative conditional cache size: 0, Negative unconditional cache size: 144, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: 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: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 176]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 177]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 178]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 179]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 180]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 181]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 182]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 183]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 184]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 186]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 187]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 194]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 195]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 197]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 197]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 197]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 197]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: 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: 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: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: 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: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: 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: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 635 locations, 144 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: 152.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 144.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1869 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1329 mSDsluCounter, 53 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 703 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4740 IncrementalHoareTripleChecker+Invalid, 5443 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 703 mSolverCounterUnsat, 53 mSDtfsCounter, 4740 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 659 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 78 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:43:11,248 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