./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/unroll-cond-4.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/unroll-cond-4.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 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 --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 21:56:45,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:56:45,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:56:45,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:56:45,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:56:45,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:56:45,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:56:45,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:56:45,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:56:45,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:56:45,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:56:45,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:56:45,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:56:45,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:56:45,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:56:45,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:56:45,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:56:45,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:56:45,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:56:45,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:56:45,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:56:45,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:56:45,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:56:45,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:56:45,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:56:45,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:56:45,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:56:45,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:56:45,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:56:45,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:56:45,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:56:45,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:56:45,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:56:45,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:56:45,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:56:45,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:56:45,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:56:45,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:56:45,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:56:45,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:56:45,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:56:45,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:56:45,343 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:56:45,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:56:45,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:56:45,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:56:45,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:56:45,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:56:45,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:56:45,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:56:45,347 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:56:45,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:56:45,348 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:56:45,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:56:45,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:56:45,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:56:45,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:56:45,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:56:45,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:56:45,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:56:45,349 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:56:45,350 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:56:45,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:56:45,350 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:56:45,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:56:45,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:56:45,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:56:45,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:56:45,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:56:45,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:56:45,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:56:45,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:56:45,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:56:45,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:56:45,352 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:56:45,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:56:45,353 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:56:45,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:56:45,353 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:56:45,353 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:56:45,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:56:45,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:56:45,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:56:45,708 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:56:45,708 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:56:45,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-31 21:56:46,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:56:47,042 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:56:47,043 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-31 21:56:47,048 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e2d2f73/e16215c137034117b8ade30cd4128cc3/FLAGa97148c7c [2023-08-31 21:56:47,064 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e2d2f73/e16215c137034117b8ade30cd4128cc3 [2023-08-31 21:56:47,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:56:47,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:56:47,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:56:47,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:56:47,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:56:47,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2481fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47, skipping insertion in model container [2023-08-31 21:56:47,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:56:47,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:56:47,285 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/unroll-cond-4.wvr.c[2808,2821] [2023-08-31 21:56:47,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:56:47,296 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:56:47,356 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/unroll-cond-4.wvr.c[2808,2821] [2023-08-31 21:56:47,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:56:47,376 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:56:47,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47 WrapperNode [2023-08-31 21:56:47,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:56:47,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:56:47,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:56:47,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:56:47,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,444 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 417 [2023-08-31 21:56:47,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:56:47,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:56:47,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:56:47,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:56:47,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,521 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:56:47,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:56:47,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:56:47,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:56:47,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (1/1) ... [2023-08-31 21:56:47,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:56:47,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:56:47,566 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 21:56:47,594 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 21:56:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:56:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:56:47,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:56:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:56:47,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:56:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:56:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:56:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:56:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-31 21:56:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:56:47,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:56:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:56:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:56:47,611 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 21:56:47,713 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:56:47,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:56:48,451 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:56:48,464 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:56:48,472 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-31 21:56:48,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:56:48 BoogieIcfgContainer [2023-08-31 21:56:48,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:56:48,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:56:48,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:56:48,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:56:48,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:56:47" (1/3) ... [2023-08-31 21:56:48,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e099a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:56:48, skipping insertion in model container [2023-08-31 21:56:48,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:56:47" (2/3) ... [2023-08-31 21:56:48,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e099a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:56:48, skipping insertion in model container [2023-08-31 21:56:48,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:56:48" (3/3) ... [2023-08-31 21:56:48,489 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2023-08-31 21:56:48,496 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:56:48,504 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:56:48,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2023-08-31 21:56:48,505 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:56:48,730 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-31 21:56:48,788 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 500 places, 522 transitions, 1060 flow [2023-08-31 21:56:49,050 INFO L130 PetriNetUnfolder]: 29/520 cut-off events. [2023-08-31 21:56:49,050 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 21:56:49,063 INFO L83 FinitePrefix]: Finished finitePrefix Result has 529 conditions, 520 events. 29/520 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1467 event pairs, 0 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 396. Up to 2 conditions per place. [2023-08-31 21:56:49,063 INFO L82 GeneralOperation]: Start removeDead. Operand has 500 places, 522 transitions, 1060 flow [2023-08-31 21:56:49,075 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 484 places, 505 transitions, 1022 flow [2023-08-31 21:56:49,078 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:56:49,090 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 484 places, 505 transitions, 1022 flow [2023-08-31 21:56:49,093 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 484 places, 505 transitions, 1022 flow [2023-08-31 21:56:49,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 484 places, 505 transitions, 1022 flow [2023-08-31 21:56:49,166 INFO L130 PetriNetUnfolder]: 28/505 cut-off events. [2023-08-31 21:56:49,166 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 21:56:49,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 514 conditions, 505 events. 28/505 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1410 event pairs, 0 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 396. Up to 2 conditions per place. [2023-08-31 21:56:49,190 INFO L119 LiptonReduction]: Number of co-enabled transitions 47060 [2023-08-31 21:56:57,861 INFO L134 LiptonReduction]: Checked pairs total: 187864 [2023-08-31 21:56:57,861 INFO L136 LiptonReduction]: Total number of compositions: 494 [2023-08-31 21:56:57,871 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:56:57,876 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;@3a360dec, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:56:57,876 INFO L358 AbstractCegarLoop]: Starting to check reachability of 134 error locations. [2023-08-31 21:56:57,878 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:56:57,878 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:56:57,878 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:56:57,879 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:56:57,879 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:56:57,883 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:56:57,883 INFO L85 PathProgramCache]: Analyzing trace with hash 2062, now seen corresponding path program 1 times [2023-08-31 21:56:57,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:56:57,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840320948] [2023-08-31 21:56:57,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:56:57,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:56:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:56:57,961 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 21:56:57,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:56:57,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840320948] [2023-08-31 21:56:57,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840320948] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:56:57,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:56:57,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:56:57,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063198566] [2023-08-31 21:56:57,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:56:57,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:56:57,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:56:57,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:56:57,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:56:57,995 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1016 [2023-08-31 21:56:57,998 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 192 transitions, 396 flow. Second operand has 2 states, 2 states have (on average 502.5) internal successors, (1005), 2 states have internal predecessors, (1005), 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 21:56:57,998 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:56:57,999 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1016 [2023-08-31 21:56:57,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:56:58,447 INFO L130 PetriNetUnfolder]: 1604/3913 cut-off events. [2023-08-31 21:56:58,448 INFO L131 PetriNetUnfolder]: For 158/158 co-relation queries the response was YES. [2023-08-31 21:56:58,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6515 conditions, 3913 events. 1604/3913 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 30410 event pairs, 1198 based on Foata normal form. 566/3975 useless extension candidates. Maximal degree in co-relation 5781. Up to 2530 conditions per place. [2023-08-31 21:56:58,471 INFO L137 encePairwiseOnDemand]: 970/1016 looper letters, 72 selfloop transitions, 0 changer transitions 1/146 dead transitions. [2023-08-31 21:56:58,471 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 146 transitions, 450 flow [2023-08-31 21:56:58,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:56:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:56:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1123 transitions. [2023-08-31 21:56:58,485 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5526574803149606 [2023-08-31 21:56:58,486 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1123 transitions. [2023-08-31 21:56:58,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1123 transitions. [2023-08-31 21:56:58,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:56:58,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1123 transitions. [2023-08-31 21:56:58,495 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 561.5) internal successors, (1123), 2 states have internal predecessors, (1123), 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 21:56:58,502 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1016.0) internal successors, (3048), 3 states have internal predecessors, (3048), 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 21:56:58,503 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1016.0) internal successors, (3048), 3 states have internal predecessors, (3048), 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 21:56:58,505 INFO L175 Difference]: Start difference. First operand has 183 places, 192 transitions, 396 flow. Second operand 2 states and 1123 transitions. [2023-08-31 21:56:58,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 146 transitions, 450 flow [2023-08-31 21:56:58,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 146 transitions, 442 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:56:58,512 INFO L231 Difference]: Finished difference. Result has 140 places, 145 transitions, 293 flow [2023-08-31 21:56:58,514 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=296, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=293, PETRI_PLACES=140, PETRI_TRANSITIONS=145} [2023-08-31 21:56:58,518 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -43 predicate places. [2023-08-31 21:56:58,519 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 145 transitions, 293 flow [2023-08-31 21:56:58,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 502.5) internal successors, (1005), 2 states have internal predecessors, (1005), 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 21:56:58,520 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:56:58,520 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-31 21:56:58,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:56:58,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:56:58,526 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:56:58,526 INFO L85 PathProgramCache]: Analyzing trace with hash 989069687, now seen corresponding path program 1 times [2023-08-31 21:56:58,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:56:58,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461005018] [2023-08-31 21:56:58,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:56:58,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:56:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:56:58,631 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 21:56:58,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:56:58,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461005018] [2023-08-31 21:56:58,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461005018] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:56:58,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:56:58,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:56:58,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16366099] [2023-08-31 21:56:58,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:56:58,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:56:58,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:56:58,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:56:58,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:56:58,654 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 486 out of 1016 [2023-08-31 21:56:58,656 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 145 transitions, 293 flow. Second operand has 3 states, 3 states have (on average 487.6666666666667) internal successors, (1463), 3 states have internal predecessors, (1463), 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 21:56:58,656 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:56:58,656 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 486 of 1016 [2023-08-31 21:56:58,656 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:56:59,030 INFO L130 PetriNetUnfolder]: 1726/4020 cut-off events. [2023-08-31 21:56:59,031 INFO L131 PetriNetUnfolder]: For 54/66 co-relation queries the response was YES. [2023-08-31 21:56:59,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6859 conditions, 4020 events. 1726/4020 cut-off events. For 54/66 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 29720 event pairs, 848 based on Foata normal form. 1/3651 useless extension candidates. Maximal degree in co-relation 6856. Up to 2819 conditions per place. [2023-08-31 21:56:59,050 INFO L137 encePairwiseOnDemand]: 1009/1016 looper letters, 80 selfloop transitions, 2 changer transitions 0/145 dead transitions. [2023-08-31 21:56:59,051 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 145 transitions, 458 flow [2023-08-31 21:56:59,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:56:59,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:56:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1545 transitions. [2023-08-31 21:56:59,055 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5068897637795275 [2023-08-31 21:56:59,055 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1545 transitions. [2023-08-31 21:56:59,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1545 transitions. [2023-08-31 21:56:59,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:56:59,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1545 transitions. [2023-08-31 21:56:59,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 515.0) internal successors, (1545), 3 states have internal predecessors, (1545), 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 21:56:59,065 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:56:59,067 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:56:59,067 INFO L175 Difference]: Start difference. First operand has 140 places, 145 transitions, 293 flow. Second operand 3 states and 1545 transitions. [2023-08-31 21:56:59,067 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 145 transitions, 458 flow [2023-08-31 21:56:59,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 145 transitions, 458 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:56:59,071 INFO L231 Difference]: Finished difference. Result has 137 places, 142 transitions, 297 flow [2023-08-31 21:56:59,071 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=283, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=297, PETRI_PLACES=137, PETRI_TRANSITIONS=142} [2023-08-31 21:56:59,072 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -46 predicate places. [2023-08-31 21:56:59,072 INFO L495 AbstractCegarLoop]: Abstraction has has 137 places, 142 transitions, 297 flow [2023-08-31 21:56:59,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 487.6666666666667) internal successors, (1463), 3 states have internal predecessors, (1463), 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 21:56:59,073 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:56:59,073 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:56:59,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:56:59,074 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:56:59,074 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:56:59,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1308980477, now seen corresponding path program 1 times [2023-08-31 21:56:59,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:56:59,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417010240] [2023-08-31 21:56:59,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:56:59,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:56:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:56:59,129 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 21:56:59,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:56:59,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417010240] [2023-08-31 21:56:59,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417010240] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:56:59,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:56:59,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:56:59,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164410869] [2023-08-31 21:56:59,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:56:59,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:56:59,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:56:59,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:56:59,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:56:59,164 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 471 out of 1016 [2023-08-31 21:56:59,166 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 142 transitions, 297 flow. Second operand has 3 states, 3 states have (on average 473.0) internal successors, (1419), 3 states have internal predecessors, (1419), 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 21:56:59,166 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:56:59,166 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 471 of 1016 [2023-08-31 21:56:59,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:56:59,584 INFO L130 PetriNetUnfolder]: 1519/3756 cut-off events. [2023-08-31 21:56:59,585 INFO L131 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2023-08-31 21:56:59,591 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6338 conditions, 3756 events. 1519/3756 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 28179 event pairs, 1250 based on Foata normal form. 0/3347 useless extension candidates. Maximal degree in co-relation 6334. Up to 2492 conditions per place. [2023-08-31 21:56:59,603 INFO L137 encePairwiseOnDemand]: 1007/1016 looper letters, 71 selfloop transitions, 1 changer transitions 0/134 dead transitions. [2023-08-31 21:56:59,604 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 134 transitions, 425 flow [2023-08-31 21:56:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:56:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:56:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1493 transitions. [2023-08-31 21:56:59,608 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4898293963254593 [2023-08-31 21:56:59,608 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1493 transitions. [2023-08-31 21:56:59,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1493 transitions. [2023-08-31 21:56:59,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:56:59,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1493 transitions. [2023-08-31 21:56:59,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 497.6666666666667) internal successors, (1493), 3 states have internal predecessors, (1493), 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 21:56:59,618 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:56:59,619 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:56:59,619 INFO L175 Difference]: Start difference. First operand has 137 places, 142 transitions, 297 flow. Second operand 3 states and 1493 transitions. [2023-08-31 21:56:59,619 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 134 transitions, 425 flow [2023-08-31 21:56:59,621 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 134 transitions, 425 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:56:59,622 INFO L231 Difference]: Finished difference. Result has 131 places, 134 transitions, 283 flow [2023-08-31 21:56:59,623 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=281, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=283, PETRI_PLACES=131, PETRI_TRANSITIONS=134} [2023-08-31 21:56:59,623 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -52 predicate places. [2023-08-31 21:56:59,624 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 134 transitions, 283 flow [2023-08-31 21:56:59,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 473.0) internal successors, (1419), 3 states have internal predecessors, (1419), 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 21:56:59,625 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:56:59,625 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:56:59,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:56:59,625 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:56:59,626 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:56:59,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1691157967, now seen corresponding path program 1 times [2023-08-31 21:56:59,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:56:59,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799694042] [2023-08-31 21:56:59,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:56:59,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:56:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:56:59,692 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 21:56:59,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:56:59,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799694042] [2023-08-31 21:56:59,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799694042] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:56:59,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:56:59,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:56:59,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813588191] [2023-08-31 21:56:59,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:56:59,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:56:59,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:56:59,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:56:59,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:56:59,800 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 494 out of 1016 [2023-08-31 21:56:59,802 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 134 transitions, 283 flow. Second operand has 3 states, 3 states have (on average 496.3333333333333) internal successors, (1489), 3 states have internal predecessors, (1489), 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 21:56:59,803 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:56:59,803 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 494 of 1016 [2023-08-31 21:56:59,803 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:00,341 INFO L130 PetriNetUnfolder]: 2228/5353 cut-off events. [2023-08-31 21:57:00,342 INFO L131 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2023-08-31 21:57:00,351 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9183 conditions, 5353 events. 2228/5353 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 40431 event pairs, 697 based on Foata normal form. 0/4866 useless extension candidates. Maximal degree in co-relation 9178. Up to 2471 conditions per place. [2023-08-31 21:57:00,369 INFO L137 encePairwiseOnDemand]: 1006/1016 looper letters, 108 selfloop transitions, 6 changer transitions 0/176 dead transitions. [2023-08-31 21:57:00,370 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 176 transitions, 596 flow [2023-08-31 21:57:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1600 transitions. [2023-08-31 21:57:00,374 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5249343832020997 [2023-08-31 21:57:00,374 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1600 transitions. [2023-08-31 21:57:00,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1600 transitions. [2023-08-31 21:57:00,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:00,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1600 transitions. [2023-08-31 21:57:00,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.3333333333334) internal successors, (1600), 3 states have internal predecessors, (1600), 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 21:57:00,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:00,385 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:00,385 INFO L175 Difference]: Start difference. First operand has 131 places, 134 transitions, 283 flow. Second operand 3 states and 1600 transitions. [2023-08-31 21:57:00,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 176 transitions, 596 flow [2023-08-31 21:57:00,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 176 transitions, 595 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 21:57:00,389 INFO L231 Difference]: Finished difference. Result has 133 places, 139 transitions, 328 flow [2023-08-31 21:57:00,389 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=328, PETRI_PLACES=133, PETRI_TRANSITIONS=139} [2023-08-31 21:57:00,389 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -50 predicate places. [2023-08-31 21:57:00,390 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 139 transitions, 328 flow [2023-08-31 21:57:00,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 496.3333333333333) internal successors, (1489), 3 states have internal predecessors, (1489), 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 21:57:00,391 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:00,391 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:00,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:57:00,391 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:00,392 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:00,392 INFO L85 PathProgramCache]: Analyzing trace with hash -2021105793, now seen corresponding path program 1 times [2023-08-31 21:57:00,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:00,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747038188] [2023-08-31 21:57:00,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:00,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:00,460 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 21:57:00,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:00,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747038188] [2023-08-31 21:57:00,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747038188] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:00,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:00,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:00,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014735684] [2023-08-31 21:57:00,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:00,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:00,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:00,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:00,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:00,483 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 496 out of 1016 [2023-08-31 21:57:00,485 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 139 transitions, 328 flow. Second operand has 3 states, 3 states have (on average 498.0) internal successors, (1494), 3 states have internal predecessors, (1494), 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 21:57:00,486 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:00,486 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 496 of 1016 [2023-08-31 21:57:00,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:01,022 INFO L130 PetriNetUnfolder]: 2228/5364 cut-off events. [2023-08-31 21:57:01,022 INFO L131 PetriNetUnfolder]: For 278/278 co-relation queries the response was YES. [2023-08-31 21:57:01,032 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9577 conditions, 5364 events. 2228/5364 cut-off events. For 278/278 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 40592 event pairs, 1947 based on Foata normal form. 0/4955 useless extension candidates. Maximal degree in co-relation 9571. Up to 3752 conditions per place. [2023-08-31 21:57:01,048 INFO L137 encePairwiseOnDemand]: 1013/1016 looper letters, 76 selfloop transitions, 2 changer transitions 0/140 dead transitions. [2023-08-31 21:57:01,048 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 140 transitions, 486 flow [2023-08-31 21:57:01,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:01,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1562 transitions. [2023-08-31 21:57:01,053 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5124671916010499 [2023-08-31 21:57:01,053 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1562 transitions. [2023-08-31 21:57:01,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1562 transitions. [2023-08-31 21:57:01,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:01,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1562 transitions. [2023-08-31 21:57:01,058 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 520.6666666666666) internal successors, (1562), 3 states have internal predecessors, (1562), 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 21:57:01,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:01,065 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:01,066 INFO L175 Difference]: Start difference. First operand has 133 places, 139 transitions, 328 flow. Second operand 3 states and 1562 transitions. [2023-08-31 21:57:01,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 140 transitions, 486 flow [2023-08-31 21:57:01,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 140 transitions, 480 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 21:57:01,070 INFO L231 Difference]: Finished difference. Result has 135 places, 140 transitions, 334 flow [2023-08-31 21:57:01,070 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=135, PETRI_TRANSITIONS=140} [2023-08-31 21:57:01,071 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -48 predicate places. [2023-08-31 21:57:01,071 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 140 transitions, 334 flow [2023-08-31 21:57:01,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 498.0) internal successors, (1494), 3 states have internal predecessors, (1494), 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 21:57:01,072 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:01,073 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:01,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:57:01,073 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:01,073 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:01,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1550005450, now seen corresponding path program 1 times [2023-08-31 21:57:01,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:01,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294336690] [2023-08-31 21:57:01,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:01,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-31 21:57:01,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:01,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294336690] [2023-08-31 21:57:01,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294336690] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:01,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:01,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:57:01,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893052082] [2023-08-31 21:57:01,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:01,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:57:01,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:01,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:57:01,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:57:01,829 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 489 out of 1016 [2023-08-31 21:57:01,832 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 140 transitions, 334 flow. Second operand has 6 states, 6 states have (on average 490.8333333333333) internal successors, (2945), 6 states have internal predecessors, (2945), 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 21:57:01,833 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:01,833 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 489 of 1016 [2023-08-31 21:57:01,833 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:03,322 INFO L130 PetriNetUnfolder]: 7729/13357 cut-off events. [2023-08-31 21:57:03,322 INFO L131 PetriNetUnfolder]: For 674/674 co-relation queries the response was YES. [2023-08-31 21:57:03,345 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26386 conditions, 13357 events. 7729/13357 cut-off events. For 674/674 co-relation queries the response was YES. Maximal size of possible extension queue 364. Compared 97942 event pairs, 553 based on Foata normal form. 0/12223 useless extension candidates. Maximal degree in co-relation 26379. Up to 4508 conditions per place. [2023-08-31 21:57:03,395 INFO L137 encePairwiseOnDemand]: 1011/1016 looper letters, 350 selfloop transitions, 4 changer transitions 0/411 dead transitions. [2023-08-31 21:57:03,395 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 411 transitions, 1696 flow [2023-08-31 21:57:03,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:57:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:57:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3263 transitions. [2023-08-31 21:57:03,402 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.535269028871391 [2023-08-31 21:57:03,403 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3263 transitions. [2023-08-31 21:57:03,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3263 transitions. [2023-08-31 21:57:03,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:03,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3263 transitions. [2023-08-31 21:57:03,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 543.8333333333334) internal successors, (3263), 6 states have internal predecessors, (3263), 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 21:57:03,419 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:03,421 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:03,421 INFO L175 Difference]: Start difference. First operand has 135 places, 140 transitions, 334 flow. Second operand 6 states and 3263 transitions. [2023-08-31 21:57:03,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 411 transitions, 1696 flow [2023-08-31 21:57:03,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 411 transitions, 1692 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-31 21:57:03,428 INFO L231 Difference]: Finished difference. Result has 138 places, 139 transitions, 336 flow [2023-08-31 21:57:03,428 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=328, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=336, PETRI_PLACES=138, PETRI_TRANSITIONS=139} [2023-08-31 21:57:03,429 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -45 predicate places. [2023-08-31 21:57:03,429 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 139 transitions, 336 flow [2023-08-31 21:57:03,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 490.8333333333333) internal successors, (2945), 6 states have internal predecessors, (2945), 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 21:57:03,431 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:03,431 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:03,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 21:57:03,431 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:03,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:03,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1218195797, now seen corresponding path program 1 times [2023-08-31 21:57:03,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:03,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61281391] [2023-08-31 21:57:03,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:03,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-31 21:57:03,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:03,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61281391] [2023-08-31 21:57:03,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61281391] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:03,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:03,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:03,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039690027] [2023-08-31 21:57:03,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:03,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:03,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:03,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:03,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:03,482 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1016 [2023-08-31 21:57:03,484 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 139 transitions, 336 flow. Second operand has 3 states, 3 states have (on average 480.0) internal successors, (1440), 3 states have internal predecessors, (1440), 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 21:57:03,484 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:03,484 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1016 [2023-08-31 21:57:03,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:04,031 INFO L130 PetriNetUnfolder]: 2958/6412 cut-off events. [2023-08-31 21:57:04,031 INFO L131 PetriNetUnfolder]: For 1142/1142 co-relation queries the response was YES. [2023-08-31 21:57:04,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12542 conditions, 6412 events. 2958/6412 cut-off events. For 1142/1142 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 46030 event pairs, 636 based on Foata normal form. 0/5825 useless extension candidates. Maximal degree in co-relation 12535. Up to 4322 conditions per place. [2023-08-31 21:57:04,067 INFO L137 encePairwiseOnDemand]: 1003/1016 looper letters, 104 selfloop transitions, 5 changer transitions 0/161 dead transitions. [2023-08-31 21:57:04,068 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 161 transitions, 602 flow [2023-08-31 21:57:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:04,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1542 transitions. [2023-08-31 21:57:04,072 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5059055118110236 [2023-08-31 21:57:04,072 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1542 transitions. [2023-08-31 21:57:04,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1542 transitions. [2023-08-31 21:57:04,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:04,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1542 transitions. [2023-08-31 21:57:04,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 514.0) internal successors, (1542), 3 states have internal predecessors, (1542), 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 21:57:04,081 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:04,082 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1016.0) internal successors, (4064), 4 states have internal predecessors, (4064), 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 21:57:04,082 INFO L175 Difference]: Start difference. First operand has 138 places, 139 transitions, 336 flow. Second operand 3 states and 1542 transitions. [2023-08-31 21:57:04,082 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 161 transitions, 602 flow [2023-08-31 21:57:04,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 161 transitions, 593 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:57:04,087 INFO L231 Difference]: Finished difference. Result has 129 places, 136 transitions, 348 flow [2023-08-31 21:57:04,087 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=313, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=348, PETRI_PLACES=129, PETRI_TRANSITIONS=136} [2023-08-31 21:57:04,088 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -54 predicate places. [2023-08-31 21:57:04,088 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 136 transitions, 348 flow [2023-08-31 21:57:04,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 480.0) internal successors, (1440), 3 states have internal predecessors, (1440), 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 21:57:04,089 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:04,089 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:04,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 21:57:04,089 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:04,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:04,090 INFO L85 PathProgramCache]: Analyzing trace with hash -504323731, now seen corresponding path program 1 times [2023-08-31 21:57:04,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:04,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409378214] [2023-08-31 21:57:04,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:04,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-31 21:57:04,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:04,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409378214] [2023-08-31 21:57:04,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409378214] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:04,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:04,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:57:04,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542814091] [2023-08-31 21:57:04,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:04,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:57:04,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:04,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:57:04,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:57:04,814 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 488 out of 1016 [2023-08-31 21:57:04,816 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 136 transitions, 348 flow. Second operand has 6 states, 6 states have (on average 490.3333333333333) internal successors, (2942), 6 states have internal predecessors, (2942), 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 21:57:04,816 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:04,817 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 488 of 1016 [2023-08-31 21:57:04,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:05,818 INFO L130 PetriNetUnfolder]: 3861/7784 cut-off events. [2023-08-31 21:57:05,819 INFO L131 PetriNetUnfolder]: For 502/502 co-relation queries the response was YES. [2023-08-31 21:57:05,837 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15047 conditions, 7784 events. 3861/7784 cut-off events. For 502/502 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 54251 event pairs, 2249 based on Foata normal form. 0/7136 useless extension candidates. Maximal degree in co-relation 15040. Up to 4634 conditions per place. [2023-08-31 21:57:05,861 INFO L137 encePairwiseOnDemand]: 1010/1016 looper letters, 337 selfloop transitions, 5 changer transitions 0/391 dead transitions. [2023-08-31 21:57:05,861 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 391 transitions, 1690 flow [2023-08-31 21:57:05,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:57:05,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:57:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3241 transitions. [2023-08-31 21:57:05,869 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5316601049868767 [2023-08-31 21:57:05,869 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3241 transitions. [2023-08-31 21:57:05,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3241 transitions. [2023-08-31 21:57:05,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:05,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3241 transitions. [2023-08-31 21:57:05,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 540.1666666666666) internal successors, (3241), 6 states have internal predecessors, (3241), 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 21:57:05,884 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:05,885 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:05,885 INFO L175 Difference]: Start difference. First operand has 129 places, 136 transitions, 348 flow. Second operand 6 states and 3241 transitions. [2023-08-31 21:57:05,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 391 transitions, 1690 flow [2023-08-31 21:57:05,888 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 391 transitions, 1690 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:57:05,891 INFO L231 Difference]: Finished difference. Result has 133 places, 135 transitions, 356 flow [2023-08-31 21:57:05,891 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=356, PETRI_PLACES=133, PETRI_TRANSITIONS=135} [2023-08-31 21:57:05,892 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -50 predicate places. [2023-08-31 21:57:05,892 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 135 transitions, 356 flow [2023-08-31 21:57:05,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 490.3333333333333) internal successors, (2942), 6 states have internal predecessors, (2942), 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 21:57:05,893 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:05,893 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 21:57:05,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-31 21:57:05,893 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:05,894 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:05,894 INFO L85 PathProgramCache]: Analyzing trace with hash 130606730, now seen corresponding path program 1 times [2023-08-31 21:57:05,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:05,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407641859] [2023-08-31 21:57:05,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-31 21:57:06,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:06,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407641859] [2023-08-31 21:57:06,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407641859] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:06,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:06,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:57:06,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194647327] [2023-08-31 21:57:06,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:06,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:57:06,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:06,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:57:06,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:57:06,506 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 446 out of 1016 [2023-08-31 21:57:06,508 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 135 transitions, 356 flow. Second operand has 6 states, 6 states have (on average 448.6666666666667) internal successors, (2692), 6 states have internal predecessors, (2692), 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 21:57:06,508 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:06,508 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 446 of 1016 [2023-08-31 21:57:06,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:07,124 INFO L130 PetriNetUnfolder]: 3835/6975 cut-off events. [2023-08-31 21:57:07,125 INFO L131 PetriNetUnfolder]: For 360/362 co-relation queries the response was YES. [2023-08-31 21:57:07,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14483 conditions, 6975 events. 3835/6975 cut-off events. For 360/362 co-relation queries the response was YES. Maximal size of possible extension queue 205. Compared 43951 event pairs, 2015 based on Foata normal form. 176/6425 useless extension candidates. Maximal degree in co-relation 14475. Up to 4172 conditions per place. [2023-08-31 21:57:07,160 INFO L137 encePairwiseOnDemand]: 973/1016 looper letters, 103 selfloop transitions, 41 changer transitions 0/168 dead transitions. [2023-08-31 21:57:07,161 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 168 transitions, 722 flow [2023-08-31 21:57:07,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:57:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:57:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2817 transitions. [2023-08-31 21:57:07,168 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46210629921259844 [2023-08-31 21:57:07,168 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2817 transitions. [2023-08-31 21:57:07,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2817 transitions. [2023-08-31 21:57:07,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:07,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2817 transitions. [2023-08-31 21:57:07,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 469.5) internal successors, (2817), 6 states have internal predecessors, (2817), 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 21:57:07,183 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:07,184 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:07,185 INFO L175 Difference]: Start difference. First operand has 133 places, 135 transitions, 356 flow. Second operand 6 states and 2817 transitions. [2023-08-31 21:57:07,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 168 transitions, 722 flow [2023-08-31 21:57:07,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 168 transitions, 704 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:57:07,190 INFO L231 Difference]: Finished difference. Result has 126 places, 128 transitions, 414 flow [2023-08-31 21:57:07,190 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=414, PETRI_PLACES=126, PETRI_TRANSITIONS=128} [2023-08-31 21:57:07,191 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -57 predicate places. [2023-08-31 21:57:07,191 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 128 transitions, 414 flow [2023-08-31 21:57:07,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 448.6666666666667) internal successors, (2692), 6 states have internal predecessors, (2692), 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 21:57:07,192 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:07,192 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:07,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-31 21:57:07,193 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2023-08-31 21:57:07,193 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:07,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2062813444, now seen corresponding path program 1 times [2023-08-31 21:57:07,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:07,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461966504] [2023-08-31 21:57:07,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:07,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-31 21:57:07,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:07,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461966504] [2023-08-31 21:57:07,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461966504] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:07,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:07,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:57:07,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577002277] [2023-08-31 21:57:07,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:07,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:57:07,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:07,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:57:07,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:57:07,926 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 489 out of 1016 [2023-08-31 21:57:07,928 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 128 transitions, 414 flow. Second operand has 6 states, 6 states have (on average 491.3333333333333) internal successors, (2948), 6 states have internal predecessors, (2948), 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 21:57:07,928 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:07,928 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 489 of 1016 [2023-08-31 21:57:07,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:08,693 INFO L130 PetriNetUnfolder]: 3254/6561 cut-off events. [2023-08-31 21:57:08,693 INFO L131 PetriNetUnfolder]: For 518/520 co-relation queries the response was YES. [2023-08-31 21:57:08,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14203 conditions, 6561 events. 3254/6561 cut-off events. For 518/520 co-relation queries the response was YES. Maximal size of possible extension queue 194. Compared 45238 event pairs, 2156 based on Foata normal form. 0/5946 useless extension candidates. Maximal degree in co-relation 14195. Up to 4429 conditions per place. [2023-08-31 21:57:08,715 INFO L137 encePairwiseOnDemand]: 1011/1016 looper letters, 0 selfloop transitions, 0 changer transitions 387/387 dead transitions. [2023-08-31 21:57:08,715 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 387 transitions, 1968 flow [2023-08-31 21:57:08,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:57:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:57:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3235 transitions. [2023-08-31 21:57:08,723 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5306758530183727 [2023-08-31 21:57:08,723 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3235 transitions. [2023-08-31 21:57:08,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3235 transitions. [2023-08-31 21:57:08,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:08,725 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3235 transitions. [2023-08-31 21:57:08,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 539.1666666666666) internal successors, (3235), 6 states have internal predecessors, (3235), 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 21:57:08,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:08,740 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1016.0) internal successors, (7112), 7 states have internal predecessors, (7112), 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 21:57:08,740 INFO L175 Difference]: Start difference. First operand has 126 places, 128 transitions, 414 flow. Second operand 6 states and 3235 transitions. [2023-08-31 21:57:08,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 387 transitions, 1968 flow [2023-08-31 21:57:08,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 387 transitions, 1734 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-31 21:57:08,751 INFO L231 Difference]: Finished difference. Result has 125 places, 0 transitions, 0 flow [2023-08-31 21:57:08,751 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1016, PETRI_DIFFERENCE_MINUEND_FLOW=330, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=125, PETRI_TRANSITIONS=0} [2023-08-31 21:57:08,751 INFO L281 CegarLoopForPetriNet]: 183 programPoint places, -58 predicate places. [2023-08-31 21:57:08,752 INFO L495 AbstractCegarLoop]: Abstraction has has 125 places, 0 transitions, 0 flow [2023-08-31 21:57:08,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 491.3333333333333) internal successors, (2948), 6 states have internal predecessors, (2948), 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 21:57:08,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (133 of 134 remaining) [2023-08-31 21:57:08,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (132 of 134 remaining) [2023-08-31 21:57:08,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (131 of 134 remaining) [2023-08-31 21:57:08,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (130 of 134 remaining) [2023-08-31 21:57:08,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (129 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (128 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (127 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (126 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (125 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (124 of 134 remaining) [2023-08-31 21:57:08,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (123 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (122 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (121 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (120 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (119 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (118 of 134 remaining) [2023-08-31 21:57:08,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (117 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (116 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (115 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (114 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (113 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (112 of 134 remaining) [2023-08-31 21:57:08,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (111 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (110 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (109 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (108 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (107 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (106 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (105 of 134 remaining) [2023-08-31 21:57:08,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (104 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (103 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (102 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (101 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (100 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (99 of 134 remaining) [2023-08-31 21:57:08,760 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (98 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (97 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (96 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (95 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (94 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (93 of 134 remaining) [2023-08-31 21:57:08,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (92 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (91 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (90 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (89 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (88 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (87 of 134 remaining) [2023-08-31 21:57:08,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (86 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (85 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (84 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (83 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (82 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (81 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (80 of 134 remaining) [2023-08-31 21:57:08,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (79 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (78 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (77 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (76 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (75 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (74 of 134 remaining) [2023-08-31 21:57:08,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (73 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (72 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (71 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (70 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (69 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (68 of 134 remaining) [2023-08-31 21:57:08,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (67 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (66 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (65 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (64 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (63 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (62 of 134 remaining) [2023-08-31 21:57:08,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (61 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (60 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (59 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (58 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (57 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (56 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (55 of 134 remaining) [2023-08-31 21:57:08,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (54 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (53 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (51 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (50 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (49 of 134 remaining) [2023-08-31 21:57:08,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (48 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (47 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (46 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (45 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (44 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (42 of 134 remaining) [2023-08-31 21:57:08,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (41 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (40 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (39 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (38 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (37 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 134 remaining) [2023-08-31 21:57:08,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (35 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (34 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (33 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (32 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (31 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (30 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 134 remaining) [2023-08-31 21:57:08,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (28 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (27 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (26 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (25 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (24 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (23 of 134 remaining) [2023-08-31 21:57:08,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (22 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (21 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (20 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (19 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (18 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (17 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (16 of 134 remaining) [2023-08-31 21:57:08,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (15 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (13 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (12 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (11 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (10 of 134 remaining) [2023-08-31 21:57:08,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (9 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (8 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (7 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (6 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (5 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (4 of 134 remaining) [2023-08-31 21:57:08,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (3 of 134 remaining) [2023-08-31 21:57:08,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (2 of 134 remaining) [2023-08-31 21:57:08,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (1 of 134 remaining) [2023-08-31 21:57:08,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (0 of 134 remaining) [2023-08-31 21:57:08,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-31 21:57:08,776 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:08,781 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:57:08,782 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:57:08,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:57:08 BasicIcfg [2023-08-31 21:57:08,784 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:57:08,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:57:08,785 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:57:08,785 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:57:08,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:56:48" (3/4) ... [2023-08-31 21:57:08,787 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:57:08,791 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:57:08,792 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:57:08,795 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-08-31 21:57:08,795 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:57:08,796 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:57:08,796 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:57:08,826 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:57:08,826 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:57:08,826 INFO L158 Benchmark]: Toolchain (without parser) took 21758.74ms. Allocated memory was 60.8MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 29.8MB in the beginning and 339.0MB in the end (delta: -309.2MB). Peak memory consumption was 763.3MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,827 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:57:08,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.32ms. Allocated memory is still 60.8MB. Free memory was 29.5MB in the beginning and 31.9MB in the end (delta: -2.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.05ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 28.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,827 INFO L158 Benchmark]: Boogie Preprocessor took 85.21ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 39.8MB in the end (delta: -11.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,828 INFO L158 Benchmark]: RCFGBuilder took 948.51ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 39.8MB in the beginning and 48.0MB in the end (delta: -8.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,828 INFO L158 Benchmark]: TraceAbstraction took 20301.37ms. Allocated memory was 73.4MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 47.3MB in the beginning and 342.1MB in the end (delta: -294.8MB). Peak memory consumption was 765.9MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,828 INFO L158 Benchmark]: Witness Printer took 41.15ms. Allocated memory is still 1.1GB. Free memory was 342.1MB in the beginning and 339.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:57:08,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.32ms. Allocated memory is still 60.8MB. Free memory was 29.5MB in the beginning and 31.9MB in the end (delta: -2.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.05ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 28.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.21ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 39.8MB in the end (delta: -11.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 948.51ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 39.8MB in the beginning and 48.0MB in the end (delta: -8.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * TraceAbstraction took 20301.37ms. Allocated memory was 73.4MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 47.3MB in the beginning and 342.1MB in the end (delta: -294.8MB). Peak memory consumption was 765.9MB. Max. memory is 16.1GB. * Witness Printer took 41.15ms. Allocated memory is still 1.1GB. Free memory was 342.1MB in the beginning and 339.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.8s, 484 PlacesBefore, 183 PlacesAfterwards, 505 TransitionsBefore, 192 TransitionsAfterwards, 47060 CoEnabledTransitionPairs, 8 FixpointIterations, 103 TrivialSequentialCompositions, 307 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 62 ConcurrentYvCompositions, 12 ChoiceCompositions, 494 TotalNumberOfCompositions, 187864 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 57949, independent: 55962, independent conditional: 0, independent unconditional: 55962, dependent: 1987, dependent conditional: 0, dependent unconditional: 1987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 26165, independent: 25910, independent conditional: 0, independent unconditional: 25910, dependent: 255, dependent conditional: 0, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 57949, independent: 30052, independent conditional: 0, independent unconditional: 30052, dependent: 1732, dependent conditional: 0, dependent unconditional: 1732, unknown: 26165, unknown conditional: 0, unknown unconditional: 26165] , Statistics on independence cache: Total cache size (in pairs): 2241, Positive cache size: 2094, Positive conditional cache size: 0, Positive unconditional cache size: 2094, Negative cache size: 147, Negative conditional cache size: 0, Negative unconditional cache size: 147, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: 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: 79]: 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: 74]: 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: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: 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: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: 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: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: 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: 67]: 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: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: 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 5 procedures, 852 locations, 134 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: 20.0s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2346 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1476 mSDsluCounter, 201 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 755 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5182 IncrementalHoareTripleChecker+Invalid, 5937 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 755 mSolverCounterUnsat, 201 mSDtfsCounter, 5182 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=414occurred in iteration=9, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 518 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 71 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:57:08,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE