./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.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-loop.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 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c --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 21:39:40,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:39:40,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:39:40,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:39:40,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:39:40,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:39:40,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:39:40,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:39:40,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:39:40,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:39:40,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:39:40,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:39:40,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:39:40,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:39:40,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:39:40,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:39:40,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:39:40,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:39:40,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:39:40,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:39:40,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:39:40,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:39:40,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:39:40,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:39:40,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:39:40,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:39:40,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:39:40,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:39:40,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:39:40,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:39:40,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:39:40,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:39:40,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:39:40,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:39:40,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:39:40,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:39:40,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:39:40,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:39:40,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:39:40,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:39:40,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:39:40,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:39:41,002 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:39:41,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:39:41,004 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:39:41,004 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:39:41,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:39:41,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:39:41,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:39:41,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:39:41,006 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:39:41,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:39:41,007 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:39:41,007 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:39:41,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:39:41,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:39:41,008 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:39:41,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:39:41,009 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:39:41,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:39:41,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:39:41,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:39:41,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:39:41,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:39:41,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:39:41,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:39:41,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:39:41,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:39:41,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:39:41,011 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:39:41,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:39:41,011 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:39:41,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:39:41,012 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:39:41,012 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:39:41,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:39:41,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:39:41,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:39:41,319 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:39:41,320 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:39:41,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2023-08-31 21:39:42,438 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:39:42,606 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:39:42,608 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2023-08-31 21:39:42,623 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c912193f/8ebe2c996e5d43bba0127ad55102bc92/FLAGe9bf30f54 [2023-08-31 21:39:42,643 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c912193f/8ebe2c996e5d43bba0127ad55102bc92 [2023-08-31 21:39:42,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:39:42,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:39:42,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:39:42,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:39:42,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:39:42,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:39:42" (1/1) ... [2023-08-31 21:39:42,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319aa124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:42, skipping insertion in model container [2023-08-31 21:39:42,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:39:42" (1/1) ... [2023-08-31 21:39:42,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:39:42,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:39:42,920 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-loop.wvr.c[5938,5951] [2023-08-31 21:39:42,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:39:42,937 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:39:42,995 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-loop.wvr.c[5938,5951] [2023-08-31 21:39:42,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:39:43,004 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:39:43,004 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:39:43,009 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:39:43,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43 WrapperNode [2023-08-31 21:39:43,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:39:43,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:39:43,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:39:43,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:39:43,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,091 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 510 [2023-08-31 21:39:43,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:39:43,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:39:43,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:39:43,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:39:43,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,129 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:39:43,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:39:43,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:39:43,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:39:43,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (1/1) ... [2023-08-31 21:39:43,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:39:43,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:39:43,180 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 21:39:43,201 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 21:39:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:39:43,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:39:43,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:39:43,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:39:43,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:39:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:39:43,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:39:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:39:43,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-31 21:39:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-31 21:39:43,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-31 21:39:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-31 21:39:43,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:39:43,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-31 21:39:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-31 21:39:43,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-08-31 21:39:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-08-31 21:39:43,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 21:39:43,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 21:39:43,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:39:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:39:43,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:39:43,220 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 21:39:43,366 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:39:43,368 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:39:44,058 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:39:44,179 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:39:44,179 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-31 21:39:44,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:39:44 BoogieIcfgContainer [2023-08-31 21:39:44,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:39:44,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:39:44,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:39:44,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:39:44,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:39:42" (1/3) ... [2023-08-31 21:39:44,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9a06a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:39:44, skipping insertion in model container [2023-08-31 21:39:44,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:39:43" (2/3) ... [2023-08-31 21:39:44,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9a06a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:39:44, skipping insertion in model container [2023-08-31 21:39:44,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:39:44" (3/3) ... [2023-08-31 21:39:44,188 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2023-08-31 21:39:44,195 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:39:44,204 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:39:44,204 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2023-08-31 21:39:44,204 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:39:44,315 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-08-31 21:39:44,354 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 480 places, 477 transitions, 1026 flow [2023-08-31 21:39:44,479 INFO L130 PetriNetUnfolder]: 16/437 cut-off events. [2023-08-31 21:39:44,480 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-31 21:39:44,503 INFO L83 FinitePrefix]: Finished finitePrefix Result has 466 conditions, 437 events. 16/437 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 864 event pairs, 0 based on Foata normal form. 0/339 useless extension candidates. Maximal degree in co-relation 362. Up to 3 conditions per place. [2023-08-31 21:39:44,504 INFO L82 GeneralOperation]: Start removeDead. Operand has 480 places, 477 transitions, 1026 flow [2023-08-31 21:39:44,522 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 424 places, 419 transitions, 886 flow [2023-08-31 21:39:44,526 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:39:44,534 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 424 places, 419 transitions, 886 flow [2023-08-31 21:39:44,537 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 424 places, 419 transitions, 886 flow [2023-08-31 21:39:44,537 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 424 places, 419 transitions, 886 flow [2023-08-31 21:39:44,639 INFO L130 PetriNetUnfolder]: 14/419 cut-off events. [2023-08-31 21:39:44,640 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-31 21:39:44,644 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 419 events. 14/419 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 844 event pairs, 0 based on Foata normal form. 0/324 useless extension candidates. Maximal degree in co-relation 362. Up to 3 conditions per place. [2023-08-31 21:39:44,659 INFO L119 LiptonReduction]: Number of co-enabled transitions 33080 [2023-08-31 21:39:50,097 INFO L134 LiptonReduction]: Checked pairs total: 452430 [2023-08-31 21:39:50,097 INFO L136 LiptonReduction]: Total number of compositions: 393 [2023-08-31 21:39:50,118 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:39:50,126 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;@35a95461, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:39:50,126 INFO L358 AbstractCegarLoop]: Starting to check reachability of 148 error locations. [2023-08-31 21:39:50,129 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:39:50,129 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:39:50,129 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:39:50,130 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:39:50,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:39:50,136 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:39:50,136 INFO L85 PathProgramCache]: Analyzing trace with hash 2034, now seen corresponding path program 1 times [2023-08-31 21:39:50,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:39:50,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183888774] [2023-08-31 21:39:50,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:39:50,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:39:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:39:50,239 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 21:39:50,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:39:50,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183888774] [2023-08-31 21:39:50,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183888774] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:39:50,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:39:50,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:39:50,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60879848] [2023-08-31 21:39:50,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:39:50,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:39:50,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:39:50,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:39:50,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:39:50,279 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 874 [2023-08-31 21:39:50,284 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 198 transitions, 444 flow. Second operand has 2 states, 2 states have (on average 364.5) internal successors, (729), 2 states have internal predecessors, (729), 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 21:39:50,285 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:39:50,285 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 874 [2023-08-31 21:39:50,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:40:19,287 INFO L130 PetriNetUnfolder]: 332085/426317 cut-off events. [2023-08-31 21:40:19,287 INFO L131 PetriNetUnfolder]: For 34582/37875 co-relation queries the response was YES. [2023-08-31 21:40:20,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 866245 conditions, 426317 events. 332085/426317 cut-off events. For 34582/37875 co-relation queries the response was YES. Maximal size of possible extension queue 9126. Compared 2602855 event pairs, 293865 based on Foata normal form. 391/382455 useless extension candidates. Maximal degree in co-relation 862118. Up to 408136 conditions per place. [2023-08-31 21:40:23,420 INFO L137 encePairwiseOnDemand]: 798/874 looper letters, 65 selfloop transitions, 0 changer transitions 1/122 dead transitions. [2023-08-31 21:40:23,420 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 122 transitions, 424 flow [2023-08-31 21:40:23,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:40:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:40:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 870 transitions. [2023-08-31 21:40:23,436 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4977116704805492 [2023-08-31 21:40:23,436 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 870 transitions. [2023-08-31 21:40:23,437 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 870 transitions. [2023-08-31 21:40:23,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:40:23,441 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 870 transitions. [2023-08-31 21:40:23,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 435.0) internal successors, (870), 2 states have internal predecessors, (870), 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 21:40:23,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 874.0) internal successors, (2622), 3 states have internal predecessors, (2622), 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 21:40:23,455 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 874.0) internal successors, (2622), 3 states have internal predecessors, (2622), 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 21:40:23,456 INFO L175 Difference]: Start difference. First operand has 209 places, 198 transitions, 444 flow. Second operand 2 states and 870 transitions. [2023-08-31 21:40:23,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 122 transitions, 424 flow [2023-08-31 21:40:23,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 122 transitions, 392 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-08-31 21:40:23,915 INFO L231 Difference]: Finished difference. Result has 122 places, 121 transitions, 257 flow [2023-08-31 21:40:23,917 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=257, PETRI_PLACES=122, PETRI_TRANSITIONS=121} [2023-08-31 21:40:23,920 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -87 predicate places. [2023-08-31 21:40:23,920 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 121 transitions, 257 flow [2023-08-31 21:40:23,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 364.5) internal successors, (729), 2 states have internal predecessors, (729), 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 21:40:23,921 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:40:23,921 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:40:23,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:40:23,922 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:40:23,922 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:40:23,922 INFO L85 PathProgramCache]: Analyzing trace with hash -155169012, now seen corresponding path program 1 times [2023-08-31 21:40:23,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:40:23,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706978981] [2023-08-31 21:40:23,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:40:23,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:40:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:40:24,433 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 21:40:24,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:40:24,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706978981] [2023-08-31 21:40:24,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706978981] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:40:24,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:40:24,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:40:24,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184810859] [2023-08-31 21:40:24,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:40:24,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:40:24,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:40:24,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:40:24,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:40:24,882 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 355 out of 874 [2023-08-31 21:40:24,884 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 121 transitions, 257 flow. Second operand has 6 states, 6 states have (on average 356.6666666666667) internal successors, (2140), 6 states have internal predecessors, (2140), 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 21:40:24,884 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:40:24,884 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 355 of 874 [2023-08-31 21:40:24,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:41:58,414 INFO L130 PetriNetUnfolder]: 1251645/1534002 cut-off events. [2023-08-31 21:41:58,414 INFO L131 PetriNetUnfolder]: For 27200/35304 co-relation queries the response was YES. [2023-08-31 21:42:03,000 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3077274 conditions, 1534002 events. 1251645/1534002 cut-off events. For 27200/35304 co-relation queries the response was YES. Maximal size of possible extension queue 28554. Compared 9531682 event pairs, 293015 based on Foata normal form. 0/1391315 useless extension candidates. Maximal degree in co-relation 3077271. Up to 444432 conditions per place. [2023-08-31 21:42:12,341 INFO L137 encePairwiseOnDemand]: 869/874 looper letters, 298 selfloop transitions, 4 changer transitions 0/352 dead transitions. [2023-08-31 21:42:12,341 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 352 transitions, 1371 flow [2023-08-31 21:42:12,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:42:12,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:42:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2433 transitions. [2023-08-31 21:42:12,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46395881006864986 [2023-08-31 21:42:12,349 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2433 transitions. [2023-08-31 21:42:12,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2433 transitions. [2023-08-31 21:42:12,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:42:12,350 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2433 transitions. [2023-08-31 21:42:12,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 405.5) internal successors, (2433), 6 states have internal predecessors, (2433), 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 21:42:12,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:42:12,381 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:42:12,381 INFO L175 Difference]: Start difference. First operand has 122 places, 121 transitions, 257 flow. Second operand 6 states and 2433 transitions. [2023-08-31 21:42:12,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 352 transitions, 1371 flow [2023-08-31 21:42:12,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 352 transitions, 1371 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:42:12,404 INFO L231 Difference]: Finished difference. Result has 125 places, 120 transitions, 263 flow [2023-08-31 21:42:12,404 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=255, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=263, PETRI_PLACES=125, PETRI_TRANSITIONS=120} [2023-08-31 21:42:12,406 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -84 predicate places. [2023-08-31 21:42:12,406 INFO L495 AbstractCegarLoop]: Abstraction has has 125 places, 120 transitions, 263 flow [2023-08-31 21:42:12,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 356.6666666666667) internal successors, (2140), 6 states have internal predecessors, (2140), 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 21:42:12,408 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:42:12,408 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 21:42:12,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:42:12,408 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:42:12,409 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:42:12,409 INFO L85 PathProgramCache]: Analyzing trace with hash -523887144, now seen corresponding path program 1 times [2023-08-31 21:42:12,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:42:12,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103436256] [2023-08-31 21:42:12,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:42:12,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:42:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:42:12,817 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 21:42:12,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:42:12,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103436256] [2023-08-31 21:42:12,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103436256] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:42:12,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:42:12,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:42:12,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964399676] [2023-08-31 21:42:12,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:42:12,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:42:12,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:42:12,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:42:12,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:42:13,213 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 356 out of 874 [2023-08-31 21:42:13,215 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 120 transitions, 263 flow. Second operand has 6 states, 6 states have (on average 358.1666666666667) internal successors, (2149), 6 states have internal predecessors, (2149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:42:13,215 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:42:13,215 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 356 of 874 [2023-08-31 21:42:13,216 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:43:37,424 INFO L130 PetriNetUnfolder]: 1112449/1392379 cut-off events. [2023-08-31 21:43:37,424 INFO L131 PetriNetUnfolder]: For 12411/19072 co-relation queries the response was YES. [2023-08-31 21:43:41,408 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2755790 conditions, 1392379 events. 1112449/1392379 cut-off events. For 12411/19072 co-relation queries the response was YES. Maximal size of possible extension queue 22638. Compared 8894035 event pairs, 281331 based on Foata normal form. 0/1267610 useless extension candidates. Maximal degree in co-relation 2755786. Up to 397618 conditions per place. [2023-08-31 21:43:48,216 INFO L137 encePairwiseOnDemand]: 868/874 looper letters, 266 selfloop transitions, 5 changer transitions 0/319 dead transitions. [2023-08-31 21:43:48,216 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 319 transitions, 1231 flow [2023-08-31 21:43:48,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:43:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:43:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2408 transitions. [2023-08-31 21:43:48,239 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4591914569031274 [2023-08-31 21:43:48,245 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2408 transitions. [2023-08-31 21:43:48,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2408 transitions. [2023-08-31 21:43:48,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:43:48,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2408 transitions. [2023-08-31 21:43:48,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 401.3333333333333) internal successors, (2408), 6 states have internal predecessors, (2408), 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 21:43:48,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:43:48,288 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:43:48,288 INFO L175 Difference]: Start difference. First operand has 125 places, 120 transitions, 263 flow. Second operand 6 states and 2408 transitions. [2023-08-31 21:43:48,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 319 transitions, 1231 flow [2023-08-31 21:43:48,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 319 transitions, 1224 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:43:48,346 INFO L231 Difference]: Finished difference. Result has 125 places, 119 transitions, 264 flow [2023-08-31 21:43:48,346 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=264, PETRI_PLACES=125, PETRI_TRANSITIONS=119} [2023-08-31 21:43:48,347 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -84 predicate places. [2023-08-31 21:43:48,351 INFO L495 AbstractCegarLoop]: Abstraction has has 125 places, 119 transitions, 264 flow [2023-08-31 21:43:48,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.1666666666667) internal successors, (2149), 6 states have internal predecessors, (2149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 21:43:48,353 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:43:48,353 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 21:43:48,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:43:48,353 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:43:48,354 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:43:48,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1032627994, now seen corresponding path program 1 times [2023-08-31 21:43:48,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:43:48,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947332027] [2023-08-31 21:43:48,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:43:48,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:43:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:43:48,769 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 21:43:48,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:43:48,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947332027] [2023-08-31 21:43:48,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947332027] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:43:48,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:43:48,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:43:48,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38283265] [2023-08-31 21:43:48,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:43:48,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:43:48,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:43:48,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:43:48,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:43:49,170 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 356 out of 874 [2023-08-31 21:43:49,173 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 119 transitions, 264 flow. Second operand has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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 21:43:49,173 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:43:49,173 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 356 of 874 [2023-08-31 21:43:49,173 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:45:14,885 INFO L130 PetriNetUnfolder]: 1112449/1377642 cut-off events. [2023-08-31 21:45:14,885 INFO L131 PetriNetUnfolder]: For 14028/14362 co-relation queries the response was YES. [2023-08-31 21:45:18,464 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2742047 conditions, 1377642 events. 1112449/1377642 cut-off events. For 14028/14362 co-relation queries the response was YES. Maximal size of possible extension queue 22511. Compared 8356861 event pairs, 281331 based on Foata normal form. 2/1259928 useless extension candidates. Maximal degree in co-relation 2742043. Up to 397618 conditions per place. [2023-08-31 21:45:23,180 INFO L137 encePairwiseOnDemand]: 868/874 looper letters, 266 selfloop transitions, 5 changer transitions 0/318 dead transitions. [2023-08-31 21:45:23,181 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 318 transitions, 1240 flow [2023-08-31 21:45:23,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:45:23,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:45:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2408 transitions. [2023-08-31 21:45:23,186 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4591914569031274 [2023-08-31 21:45:23,186 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2408 transitions. [2023-08-31 21:45:23,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2408 transitions. [2023-08-31 21:45:23,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:45:23,187 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2408 transitions. [2023-08-31 21:45:23,192 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 401.3333333333333) internal successors, (2408), 6 states have internal predecessors, (2408), 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 21:45:23,198 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:45:23,201 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:45:23,201 INFO L175 Difference]: Start difference. First operand has 125 places, 119 transitions, 264 flow. Second operand 6 states and 2408 transitions. [2023-08-31 21:45:23,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 318 transitions, 1240 flow [2023-08-31 21:45:23,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 318 transitions, 1222 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:45:23,242 INFO L231 Difference]: Finished difference. Result has 124 places, 118 transitions, 262 flow [2023-08-31 21:45:23,243 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=252, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=262, PETRI_PLACES=124, PETRI_TRANSITIONS=118} [2023-08-31 21:45:23,243 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -85 predicate places. [2023-08-31 21:45:23,244 INFO L495 AbstractCegarLoop]: Abstraction has has 124 places, 118 transitions, 262 flow [2023-08-31 21:45:23,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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 21:45:23,245 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:45:23,245 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] [2023-08-31 21:45:23,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:45:23,246 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:45:23,246 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:45:23,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1263513137, now seen corresponding path program 1 times [2023-08-31 21:45:23,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:45:23,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301398063] [2023-08-31 21:45:23,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:45:23,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:45:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:45:23,535 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 21:45:23,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:45:23,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301398063] [2023-08-31 21:45:23,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301398063] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:45:23,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:45:23,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:45:23,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846911856] [2023-08-31 21:45:23,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:45:23,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:45:23,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:45:23,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:45:23,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:45:23,826 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 356 out of 874 [2023-08-31 21:45:23,828 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 118 transitions, 262 flow. Second operand has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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 21:45:23,828 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:45:23,828 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 356 of 874 [2023-08-31 21:45:23,828 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:46:04,069 INFO L130 PetriNetUnfolder]: 402259/512553 cut-off events. [2023-08-31 21:46:04,069 INFO L131 PetriNetUnfolder]: For 9003/12222 co-relation queries the response was YES. [2023-08-31 21:46:06,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1026940 conditions, 512553 events. 402259/512553 cut-off events. For 9003/12222 co-relation queries the response was YES. Maximal size of possible extension queue 9477. Compared 3069097 event pairs, 292819 based on Foata normal form. 0/464038 useless extension candidates. Maximal degree in co-relation 1026936. Up to 406211 conditions per place. [2023-08-31 21:46:08,155 INFO L137 encePairwiseOnDemand]: 868/874 looper letters, 230 selfloop transitions, 5 changer transitions 0/281 dead transitions. [2023-08-31 21:46:08,155 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 281 transitions, 1094 flow [2023-08-31 21:46:08,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:46:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:46:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2372 transitions. [2023-08-31 21:46:08,160 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45232646834477497 [2023-08-31 21:46:08,160 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2372 transitions. [2023-08-31 21:46:08,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2372 transitions. [2023-08-31 21:46:08,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:46:08,161 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2372 transitions. [2023-08-31 21:46:08,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 395.3333333333333) internal successors, (2372), 6 states have internal predecessors, (2372), 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 21:46:08,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:46:08,173 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:46:08,173 INFO L175 Difference]: Start difference. First operand has 124 places, 118 transitions, 262 flow. Second operand 6 states and 2372 transitions. [2023-08-31 21:46:08,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 281 transitions, 1094 flow [2023-08-31 21:46:09,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 281 transitions, 1076 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:46:09,239 INFO L231 Difference]: Finished difference. Result has 123 places, 117 transitions, 260 flow [2023-08-31 21:46:09,240 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=260, PETRI_PLACES=123, PETRI_TRANSITIONS=117} [2023-08-31 21:46:09,240 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -86 predicate places. [2023-08-31 21:46:09,240 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 117 transitions, 260 flow [2023-08-31 21:46:09,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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 21:46:09,242 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:46:09,242 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] [2023-08-31 21:46:09,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:46:09,242 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:46:09,242 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:46:09,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1598565540, now seen corresponding path program 1 times [2023-08-31 21:46:09,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:46:09,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005875542] [2023-08-31 21:46:09,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:46:09,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:46:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:46:09,504 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 21:46:09,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:46:09,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005875542] [2023-08-31 21:46:09,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005875542] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:46:09,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:46:09,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:46:09,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194751677] [2023-08-31 21:46:09,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:46:09,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:46:09,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:46:09,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:46:09,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:46:09,814 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 356 out of 874 [2023-08-31 21:46:09,816 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 117 transitions, 260 flow. Second operand has 6 states, 6 states have (on average 358.6666666666667) internal successors, (2152), 6 states have internal predecessors, (2152), 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 21:46:09,816 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:46:09,816 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 356 of 874 [2023-08-31 21:46:09,816 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:46:36,686 INFO L130 PetriNetUnfolder]: 401115/508869 cut-off events. [2023-08-31 21:46:36,687 INFO L131 PetriNetUnfolder]: For 8829/9133 co-relation queries the response was YES. [2023-08-31 21:46:38,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1013003 conditions, 508869 events. 401115/508869 cut-off events. For 8829/9133 co-relation queries the response was YES. Maximal size of possible extension queue 9397. Compared 3010369 event pairs, 291773 based on Foata normal form. 0/459833 useless extension candidates. Maximal degree in co-relation 1012999. Up to 404677 conditions per place. [2023-08-31 21:46:40,059 INFO L137 encePairwiseOnDemand]: 868/874 looper letters, 229 selfloop transitions, 5 changer transitions 0/280 dead transitions. [2023-08-31 21:46:40,059 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 280 transitions, 1090 flow [2023-08-31 21:46:40,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:46:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:46:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2371 transitions. [2023-08-31 21:46:40,064 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4521357742181541 [2023-08-31 21:46:40,064 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2371 transitions. [2023-08-31 21:46:40,065 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2371 transitions. [2023-08-31 21:46:40,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:46:40,066 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2371 transitions. [2023-08-31 21:46:40,070 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 21:46:40,076 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:46:40,077 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:46:40,077 INFO L175 Difference]: Start difference. First operand has 123 places, 117 transitions, 260 flow. Second operand 6 states and 2371 transitions. [2023-08-31 21:46:40,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 280 transitions, 1090 flow [2023-08-31 21:46:40,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 280 transitions, 1072 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:46:40,081 INFO L231 Difference]: Finished difference. Result has 122 places, 116 transitions, 258 flow [2023-08-31 21:46:40,081 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=258, PETRI_PLACES=122, PETRI_TRANSITIONS=116} [2023-08-31 21:46:40,082 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -87 predicate places. [2023-08-31 21:46:40,082 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 116 transitions, 258 flow [2023-08-31 21:46:40,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.6666666666667) internal successors, (2152), 6 states have internal predecessors, (2152), 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 21:46:40,084 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:46:40,084 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:46:40,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 21:46:40,084 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 144 more)] === [2023-08-31 21:46:40,084 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:46:40,085 INFO L85 PathProgramCache]: Analyzing trace with hash 376144438, now seen corresponding path program 1 times [2023-08-31 21:46:40,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:46:40,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248567986] [2023-08-31 21:46:40,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:46:40,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:46:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:46:40,423 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 21:46:40,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:46:40,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248567986] [2023-08-31 21:46:40,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248567986] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:46:40,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:46:40,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:46:40,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620841600] [2023-08-31 21:46:40,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:46:40,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:46:40,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:46:40,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:46:40,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:46:40,696 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 355 out of 874 [2023-08-31 21:46:40,698 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 116 transitions, 258 flow. Second operand has 6 states, 6 states have (on average 358.8333333333333) internal successors, (2153), 6 states have internal predecessors, (2153), 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 21:46:40,698 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:46:40,698 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 355 of 874 [2023-08-31 21:46:40,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:47:07,210 INFO L130 PetriNetUnfolder]: 334455/425947 cut-off events. [2023-08-31 21:47:07,210 INFO L131 PetriNetUnfolder]: For 7936/11229 co-relation queries the response was YES. [2023-08-31 21:47:08,537 INFO L83 FinitePrefix]: Finished finitePrefix Result has 847114 conditions, 425947 events. 334455/425947 cut-off events. For 7936/11229 co-relation queries the response was YES. Maximal size of possible extension queue 8903. Compared 2537230 event pairs, 293865 based on Foata normal form. 0/384188 useless extension candidates. Maximal degree in co-relation 847110. Up to 408135 conditions per place. [2023-08-31 21:47:08,759 INFO L137 encePairwiseOnDemand]: 869/874 looper letters, 0 selfloop transitions, 0 changer transitions 231/231 dead transitions. [2023-08-31 21:47:08,760 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 231 transitions, 892 flow [2023-08-31 21:47:08,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:47:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:47:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2317 transitions. [2023-08-31 21:47:08,763 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44183829138062547 [2023-08-31 21:47:08,764 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2317 transitions. [2023-08-31 21:47:08,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2317 transitions. [2023-08-31 21:47:08,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:47:08,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2317 transitions. [2023-08-31 21:47:08,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 386.1666666666667) internal successors, (2317), 6 states have internal predecessors, (2317), 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 21:47:08,773 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:47:08,774 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 874.0) internal successors, (6118), 7 states have internal predecessors, (6118), 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 21:47:08,774 INFO L175 Difference]: Start difference. First operand has 122 places, 116 transitions, 258 flow. Second operand 6 states and 2317 transitions. [2023-08-31 21:47:08,775 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 231 transitions, 892 flow [2023-08-31 21:47:08,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 231 transitions, 874 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:47:08,800 INFO L231 Difference]: Finished difference. Result has 121 places, 0 transitions, 0 flow [2023-08-31 21:47:08,800 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=874, PETRI_DIFFERENCE_MINUEND_FLOW=246, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=121, PETRI_TRANSITIONS=0} [2023-08-31 21:47:08,801 INFO L281 CegarLoopForPetriNet]: 209 programPoint places, -88 predicate places. [2023-08-31 21:47:08,801 INFO L495 AbstractCegarLoop]: Abstraction has has 121 places, 0 transitions, 0 flow [2023-08-31 21:47:08,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.8333333333333) internal successors, (2153), 6 states have internal predecessors, (2153), 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 21:47:08,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (147 of 148 remaining) [2023-08-31 21:47:08,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (146 of 148 remaining) [2023-08-31 21:47:08,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (145 of 148 remaining) [2023-08-31 21:47:08,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (144 of 148 remaining) [2023-08-31 21:47:08,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (143 of 148 remaining) [2023-08-31 21:47:08,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (142 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (141 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (140 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (139 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (138 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (137 of 148 remaining) [2023-08-31 21:47:08,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (136 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (135 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (134 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (133 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (132 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (131 of 148 remaining) [2023-08-31 21:47:08,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (130 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (129 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (128 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (127 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (126 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (125 of 148 remaining) [2023-08-31 21:47:08,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (124 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (123 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (122 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (121 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (120 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (119 of 148 remaining) [2023-08-31 21:47:08,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (118 of 148 remaining) [2023-08-31 21:47:08,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (117 of 148 remaining) [2023-08-31 21:47:08,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (116 of 148 remaining) [2023-08-31 21:47:08,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (115 of 148 remaining) [2023-08-31 21:47:08,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (114 of 148 remaining) [2023-08-31 21:47:08,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (113 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (112 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (111 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (110 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (109 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (108 of 148 remaining) [2023-08-31 21:47:08,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (107 of 148 remaining) [2023-08-31 21:47:08,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (106 of 148 remaining) [2023-08-31 21:47:08,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (105 of 148 remaining) [2023-08-31 21:47:08,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (104 of 148 remaining) [2023-08-31 21:47:08,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (103 of 148 remaining) [2023-08-31 21:47:08,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (102 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (101 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (100 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (99 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (98 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (97 of 148 remaining) [2023-08-31 21:47:08,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (96 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (95 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (94 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (93 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (92 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 148 remaining) [2023-08-31 21:47:08,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (85 of 148 remaining) [2023-08-31 21:47:08,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (84 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (83 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (82 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (81 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (80 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (79 of 148 remaining) [2023-08-31 21:47:08,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (78 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (77 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (76 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (75 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (74 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (73 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (72 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (71 of 148 remaining) [2023-08-31 21:47:08,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (70 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (69 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (68 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (67 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (66 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (65 of 148 remaining) [2023-08-31 21:47:08,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (64 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (63 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (62 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (61 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (60 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 148 remaining) [2023-08-31 21:47:08,819 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (56 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (53 of 148 remaining) [2023-08-31 21:47:08,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (52 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (51 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (50 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (49 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (47 of 148 remaining) [2023-08-31 21:47:08,821 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (46 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (45 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (44 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (43 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (42 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (41 of 148 remaining) [2023-08-31 21:47:08,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (40 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (39 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (38 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (37 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (36 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (35 of 148 remaining) [2023-08-31 21:47:08,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (34 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (33 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (32 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (31 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (30 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (29 of 148 remaining) [2023-08-31 21:47:08,824 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (28 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (27 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (26 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (23 of 148 remaining) [2023-08-31 21:47:08,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (22 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (21 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (20 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (19 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (18 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (17 of 148 remaining) [2023-08-31 21:47:08,826 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (16 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (15 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (14 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (13 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (12 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (11 of 148 remaining) [2023-08-31 21:47:08,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (10 of 148 remaining) [2023-08-31 21:47:08,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (9 of 148 remaining) [2023-08-31 21:47:08,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (8 of 148 remaining) [2023-08-31 21:47:08,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (7 of 148 remaining) [2023-08-31 21:47:08,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (6 of 148 remaining) [2023-08-31 21:47:08,828 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (5 of 148 remaining) [2023-08-31 21:47:08,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (4 of 148 remaining) [2023-08-31 21:47:08,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (3 of 148 remaining) [2023-08-31 21:47:08,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (2 of 148 remaining) [2023-08-31 21:47:08,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (1 of 148 remaining) [2023-08-31 21:47:08,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (0 of 148 remaining) [2023-08-31 21:47:08,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 21:47:08,830 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:47:08,836 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:47:08,836 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:47:08,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:47:08 BasicIcfg [2023-08-31 21:47:08,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:47:08,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:47:08,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:47:08,841 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:47:08,842 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:39:44" (3/4) ... [2023-08-31 21:47:08,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:47:08,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:47:08,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:47:08,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-31 21:47:08,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-31 21:47:08,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-08-31 21:47:08,849 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-08-31 21:47:08,854 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-08-31 21:47:08,854 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:47:08,854 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:47:08,855 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:47:08,909 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:47:08,909 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:47:08,910 INFO L158 Benchmark]: Toolchain (without parser) took 446263.02ms. Allocated memory was 69.2MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 38.5MB in the beginning and 9.3GB in the end (delta: -9.3GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2023-08-31 21:47:08,910 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:47:08,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.68ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 38.3MB in the beginning and 67.5MB in the end (delta: -29.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-31 21:47:08,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.54ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 64.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:47:08,911 INFO L158 Benchmark]: Boogie Preprocessor took 37.63ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 61.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:47:08,911 INFO L158 Benchmark]: RCFGBuilder took 1045.90ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 60.6MB in the end (delta: 1.0MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2023-08-31 21:47:08,912 INFO L158 Benchmark]: TraceAbstraction took 444656.68ms. Allocated memory was 92.3MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 60.0MB in the beginning and 9.3GB in the end (delta: -9.2GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. [2023-08-31 21:47:08,912 INFO L158 Benchmark]: Witness Printer took 68.44ms. Allocated memory is still 16.1GB. Free memory was 9.3GB in the beginning and 9.3GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:47:08,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.68ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 38.3MB in the beginning and 67.5MB in the end (delta: -29.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.54ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 64.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.63ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 61.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1045.90ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 60.6MB in the end (delta: 1.0MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * TraceAbstraction took 444656.68ms. Allocated memory was 92.3MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 60.0MB in the beginning and 9.3GB in the end (delta: -9.2GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. * Witness Printer took 68.44ms. Allocated memory is still 16.1GB. Free memory was 9.3GB in the beginning and 9.3GB 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: 5.6s, 424 PlacesBefore, 209 PlacesAfterwards, 419 TransitionsBefore, 198 TransitionsAfterwards, 33080 CoEnabledTransitionPairs, 12 FixpointIterations, 278 TrivialSequentialCompositions, 85 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 15 ConcurrentYvCompositions, 6 ChoiceCompositions, 393 TotalNumberOfCompositions, 452430 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 167500, independent: 164223, independent conditional: 0, independent unconditional: 164223, dependent: 3277, dependent conditional: 0, dependent unconditional: 3277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 15847, independent: 15652, independent conditional: 0, independent unconditional: 15652, dependent: 195, dependent conditional: 0, dependent unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167500, independent: 148571, independent conditional: 0, independent unconditional: 148571, dependent: 3082, dependent conditional: 0, dependent unconditional: 3082, unknown: 15847, unknown conditional: 0, unknown unconditional: 15847] , Statistics on independence cache: Total cache size (in pairs): 6362, Positive cache size: 6233, Positive conditional cache size: 0, Positive unconditional cache size: 6233, Negative cache size: 129, Negative conditional cache size: 0, Negative unconditional cache size: 129, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: 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: 215]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 216]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 217]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 218]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 219]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 220]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 221]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 222]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 223]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 224]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 225]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 226]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 227]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 230]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 233]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 233]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 233]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 233]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 237]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 240]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 240]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 240]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 240]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 199]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 200]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 205]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 206]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: 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: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 171]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 174]: 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: 178]: 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: 181]: 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: 188]: 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, 630 locations, 148 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: 444.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 436.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2087 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1551 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 703 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5312 IncrementalHoareTripleChecker+Invalid, 6015 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 703 mSolverCounterUnsat, 1 mSDtfsCounter, 5312 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=444occurred 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, 2.0s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 639 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 82 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:47:08,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE