./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.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/popl20-more-buffer-series.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 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 --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 21:49:54,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:49:54,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:49:54,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:49:54,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:49:54,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:49:54,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:49:54,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:49:54,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:49:54,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:49:54,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:49:54,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:49:54,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:49:54,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:49:54,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:49:54,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:49:54,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:49:54,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:49:54,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:49:54,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:49:54,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:49:54,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:49:54,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:49:54,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:49:54,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:49:54,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:49:54,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:49:54,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:49:54,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:49:54,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:49:54,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:49:54,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:49:54,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:49:54,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:49:54,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:49:54,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:49:54,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:49:54,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:49:54,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:49:54,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:49:54,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:49:54,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:49:54,432 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:49:54,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:49:54,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:49:54,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:49:54,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:49:54,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:49:54,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:49:54,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:49:54,436 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:49:54,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:49:54,437 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:49:54,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:49:54,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:49:54,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:49:54,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:49:54,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:49:54,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:49:54,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:49:54,438 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:49:54,438 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:49:54,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:49:54,439 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:49:54,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:49:54,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:49:54,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:49:54,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:49:54,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:49:54,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:49:54,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:49:54,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:49:54,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:49:54,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:49:54,441 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:49:54,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:49:54,441 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:49:54,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:49:54,442 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:49:54,442 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:49:54,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:49:54,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:49:54,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:49:54,752 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:49:54,753 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:49:54,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2023-08-31 21:49:55,817 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:49:56,067 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:49:56,068 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2023-08-31 21:49:56,077 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b268dffa8/0ef983ef22bf455784dbf9a5629dd413/FLAGbae2c7fb0 [2023-08-31 21:49:56,101 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b268dffa8/0ef983ef22bf455784dbf9a5629dd413 [2023-08-31 21:49:56,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:49:56,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:49:56,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:49:56,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:49:56,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:49:56,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e49755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56, skipping insertion in model container [2023-08-31 21:49:56,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:49:56,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:49:56,384 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2023-08-31 21:49:56,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:49:56,411 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:49:56,470 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2023-08-31 21:49:56,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:49:56,492 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:49:56,493 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 21:49:56,499 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:49:56,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56 WrapperNode [2023-08-31 21:49:56,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:49:56,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:49:56,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:49:56,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:49:56,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,628 INFO L138 Inliner]: procedures = 27, calls = 87, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 688 [2023-08-31 21:49:56,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:49:56,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:49:56,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:49:56,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:49:56,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:49:56,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:49:56,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:49:56,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:49:56,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (1/1) ... [2023-08-31 21:49:56,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:49:56,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:49:56,753 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 21:49:56,771 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 21:49:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:49:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:49:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:49:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:49:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:49:56,786 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:49:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:49:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:49:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-31 21:49:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-31 21:49:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-31 21:49:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-31 21:49:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:49:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 21:49:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 21:49:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-31 21:49:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:49:56,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:49:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:49:56,790 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 21:49:56,974 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:49:56,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:49:57,844 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:49:58,438 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:49:58,439 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-31 21:49:58,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:49:58 BoogieIcfgContainer [2023-08-31 21:49:58,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:49:58,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:49:58,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:49:58,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:49:58,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:49:56" (1/3) ... [2023-08-31 21:49:58,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c837824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:49:58, skipping insertion in model container [2023-08-31 21:49:58,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:49:56" (2/3) ... [2023-08-31 21:49:58,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c837824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:49:58, skipping insertion in model container [2023-08-31 21:49:58,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:49:58" (3/3) ... [2023-08-31 21:49:58,451 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2023-08-31 21:49:58,459 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:49:58,468 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:49:58,468 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 103 error locations. [2023-08-31 21:49:58,468 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:49:58,679 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-31 21:49:58,729 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 440 places, 449 transitions, 930 flow [2023-08-31 21:49:58,902 INFO L130 PetriNetUnfolder]: 22/445 cut-off events. [2023-08-31 21:49:58,902 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:49:58,910 INFO L83 FinitePrefix]: Finished finitePrefix Result has 462 conditions, 445 events. 22/445 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 654 event pairs, 0 based on Foata normal form. 0/320 useless extension candidates. Maximal degree in co-relation 363. Up to 2 conditions per place. [2023-08-31 21:49:58,911 INFO L82 GeneralOperation]: Start removeDead. Operand has 440 places, 449 transitions, 930 flow [2023-08-31 21:49:58,937 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 418 places, 426 transitions, 876 flow [2023-08-31 21:49:58,941 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:49:58,953 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 418 places, 426 transitions, 876 flow [2023-08-31 21:49:58,956 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 418 places, 426 transitions, 876 flow [2023-08-31 21:49:58,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 418 places, 426 transitions, 876 flow [2023-08-31 21:49:59,031 INFO L130 PetriNetUnfolder]: 21/426 cut-off events. [2023-08-31 21:49:59,032 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-31 21:49:59,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 426 events. 21/426 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 654 event pairs, 0 based on Foata normal form. 0/303 useless extension candidates. Maximal degree in co-relation 363. Up to 2 conditions per place. [2023-08-31 21:49:59,044 INFO L119 LiptonReduction]: Number of co-enabled transitions 16694 [2023-08-31 21:50:18,445 INFO L134 LiptonReduction]: Checked pairs total: 90456 [2023-08-31 21:50:18,446 INFO L136 LiptonReduction]: Total number of compositions: 417 [2023-08-31 21:50:18,457 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:50:18,463 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;@5dde3bf7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:50:18,463 INFO L358 AbstractCegarLoop]: Starting to check reachability of 186 error locations. [2023-08-31 21:50:18,465 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 21:50:18,465 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:50:18,465 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:50:18,466 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:50:18,466 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 182 more)] === [2023-08-31 21:50:18,470 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:50:18,470 INFO L85 PathProgramCache]: Analyzing trace with hash 2577, now seen corresponding path program 1 times [2023-08-31 21:50:18,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:50:18,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490793714] [2023-08-31 21:50:18,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:50:18,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:50:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:50:18,581 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 21:50:18,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:50:18,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490793714] [2023-08-31 21:50:18,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490793714] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:50:18,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:50:18,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:50:18,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078824610] [2023-08-31 21:50:18,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:50:18,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:50:18,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:50:18,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:50:18,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:50:18,621 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 866 [2023-08-31 21:50:18,626 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 159 transitions, 342 flow. Second operand has 2 states, 2 states have (on average 332.5) internal successors, (665), 2 states have internal predecessors, (665), 0 states have call successors, (0), 0 states 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 21:50:18,627 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:50:18,627 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 866 [2023-08-31 21:50:18,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:50:19,529 INFO L130 PetriNetUnfolder]: 4066/6331 cut-off events. [2023-08-31 21:50:19,531 INFO L131 PetriNetUnfolder]: For 374/374 co-relation queries the response was YES. [2023-08-31 21:50:19,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12031 conditions, 6331 events. 4066/6331 cut-off events. For 374/374 co-relation queries the response was YES. Maximal size of possible extension queue 254. Compared 32782 event pairs, 3061 based on Foata normal form. 1/5067 useless extension candidates. Maximal degree in co-relation 9900. Up to 5332 conditions per place. [2023-08-31 21:50:19,569 INFO L137 encePairwiseOnDemand]: 767/866 looper letters, 39 selfloop transitions, 0 changer transitions 1/60 dead transitions. [2023-08-31 21:50:19,569 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 60 transitions, 224 flow [2023-08-31 21:50:19,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:50:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:50:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 803 transitions. [2023-08-31 21:50:19,582 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4636258660508083 [2023-08-31 21:50:19,583 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 803 transitions. [2023-08-31 21:50:19,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 803 transitions. [2023-08-31 21:50:19,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:50:19,588 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 803 transitions. [2023-08-31 21:50:19,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 401.5) internal successors, (803), 2 states have internal predecessors, (803), 0 states have call successors, (0), 0 states 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 21:50:19,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 866.0) internal successors, (2598), 3 states have internal predecessors, (2598), 0 states have call successors, (0), 0 states 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 21:50:19,599 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 866.0) internal successors, (2598), 3 states have internal predecessors, (2598), 0 states have call successors, (0), 0 states 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 21:50:19,600 INFO L175 Difference]: Start difference. First operand has 165 places, 159 transitions, 342 flow. Second operand 2 states and 803 transitions. [2023-08-31 21:50:19,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 60 transitions, 224 flow [2023-08-31 21:50:19,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 60 transitions, 208 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-08-31 21:50:19,620 INFO L231 Difference]: Finished difference. Result has 59 places, 59 transitions, 125 flow [2023-08-31 21:50:19,624 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=866, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=125, PETRI_PLACES=59, PETRI_TRANSITIONS=59} [2023-08-31 21:50:19,628 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -106 predicate places. [2023-08-31 21:50:19,629 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 59 transitions, 125 flow [2023-08-31 21:50:19,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 332.5) internal successors, (665), 2 states have internal predecessors, (665), 0 states have call successors, (0), 0 states 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 21:50:19,630 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:50:19,630 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:50:19,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:50:19,631 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 182 more)] === [2023-08-31 21:50:19,640 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:50:19,640 INFO L85 PathProgramCache]: Analyzing trace with hash -301497, now seen corresponding path program 1 times [2023-08-31 21:50:19,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:50:19,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738220124] [2023-08-31 21:50:19,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:50:19,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:50:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:50:20,325 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 21:50:20,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:50:20,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738220124] [2023-08-31 21:50:20,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738220124] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:50:20,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:50:20,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:50:20,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258384221] [2023-08-31 21:50:20,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:50:20,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:50:20,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:50:20,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:50:20,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:50:20,545 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 866 [2023-08-31 21:50:20,547 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 59 transitions, 125 flow. Second operand has 6 states, 6 states have (on average 313.6666666666667) internal successors, (1882), 6 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states 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 21:50:20,548 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:50:20,548 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 866 [2023-08-31 21:50:20,548 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:50:22,684 INFO L130 PetriNetUnfolder]: 10466/13830 cut-off events. [2023-08-31 21:50:22,684 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2023-08-31 21:50:22,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27294 conditions, 13830 events. 10466/13830 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 376. Compared 58541 event pairs, 1399 based on Foata normal form. 0/11285 useless extension candidates. Maximal degree in co-relation 27291. Up to 4752 conditions per place. [2023-08-31 21:50:22,767 INFO L137 encePairwiseOnDemand]: 861/866 looper letters, 111 selfloop transitions, 4 changer transitions 0/130 dead transitions. [2023-08-31 21:50:22,768 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 130 transitions, 497 flow [2023-08-31 21:50:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:50:22,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:50:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1982 transitions. [2023-08-31 21:50:22,775 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3814472671285604 [2023-08-31 21:50:22,775 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1982 transitions. [2023-08-31 21:50:22,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1982 transitions. [2023-08-31 21:50:22,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:50:22,777 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1982 transitions. [2023-08-31 21:50:22,782 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 330.3333333333333) internal successors, (1982), 6 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states 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 21:50:22,793 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:22,796 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:22,796 INFO L175 Difference]: Start difference. First operand has 59 places, 59 transitions, 125 flow. Second operand 6 states and 1982 transitions. [2023-08-31 21:50:22,797 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 130 transitions, 497 flow [2023-08-31 21:50:22,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 130 transitions, 497 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:50:22,800 INFO L231 Difference]: Finished difference. Result has 62 places, 58 transitions, 131 flow [2023-08-31 21:50:22,801 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=866, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=131, PETRI_PLACES=62, PETRI_TRANSITIONS=58} [2023-08-31 21:50:22,801 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -103 predicate places. [2023-08-31 21:50:22,802 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 58 transitions, 131 flow [2023-08-31 21:50:22,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 313.6666666666667) internal successors, (1882), 6 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states 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 21:50:22,803 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:50:22,803 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:50:22,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:50:22,804 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 182 more)] === [2023-08-31 21:50:22,806 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:50:22,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1424169454, now seen corresponding path program 1 times [2023-08-31 21:50:22,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:50:22,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637642421] [2023-08-31 21:50:22,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:50:22,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:50:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:50:23,305 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 21:50:23,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:50:23,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637642421] [2023-08-31 21:50:23,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637642421] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:50:23,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:50:23,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:50:23,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688429454] [2023-08-31 21:50:23,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:50:23,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:50:23,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:50:23,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:50:23,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:50:23,568 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 866 [2023-08-31 21:50:23,571 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 58 transitions, 131 flow. Second operand has 6 states, 6 states have (on average 314.3333333333333) internal successors, (1886), 6 states have internal predecessors, (1886), 0 states have call successors, (0), 0 states 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 21:50:23,571 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:50:23,571 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 866 [2023-08-31 21:50:23,571 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:50:24,736 INFO L130 PetriNetUnfolder]: 5026/7510 cut-off events. [2023-08-31 21:50:24,736 INFO L131 PetriNetUnfolder]: For 384/384 co-relation queries the response was YES. [2023-08-31 21:50:24,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15255 conditions, 7510 events. 5026/7510 cut-off events. For 384/384 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 37354 event pairs, 2823 based on Foata normal form. 0/6221 useless extension candidates. Maximal degree in co-relation 15251. Up to 4899 conditions per place. [2023-08-31 21:50:24,777 INFO L137 encePairwiseOnDemand]: 861/866 looper letters, 91 selfloop transitions, 4 changer transitions 0/109 dead transitions. [2023-08-31 21:50:24,778 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 109 transitions, 423 flow [2023-08-31 21:50:24,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:50:24,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:50:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1962 transitions. [2023-08-31 21:50:24,784 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.37759815242494227 [2023-08-31 21:50:24,784 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1962 transitions. [2023-08-31 21:50:24,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1962 transitions. [2023-08-31 21:50:24,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:50:24,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1962 transitions. [2023-08-31 21:50:24,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 327.0) internal successors, (1962), 6 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states 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 21:50:24,799 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:24,802 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:24,802 INFO L175 Difference]: Start difference. First operand has 62 places, 58 transitions, 131 flow. Second operand 6 states and 1962 transitions. [2023-08-31 21:50:24,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 109 transitions, 423 flow [2023-08-31 21:50:24,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 109 transitions, 416 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:50:24,815 INFO L231 Difference]: Finished difference. Result has 62 places, 57 transitions, 130 flow [2023-08-31 21:50:24,816 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=866, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=130, PETRI_PLACES=62, PETRI_TRANSITIONS=57} [2023-08-31 21:50:24,816 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -103 predicate places. [2023-08-31 21:50:24,817 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 57 transitions, 130 flow [2023-08-31 21:50:24,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 314.3333333333333) internal successors, (1886), 6 states have internal predecessors, (1886), 0 states have call successors, (0), 0 states 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 21:50:24,818 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:50:24,818 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:50:24,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:50:24,819 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 182 more)] === [2023-08-31 21:50:24,819 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:50:24,819 INFO L85 PathProgramCache]: Analyzing trace with hash 434197611, now seen corresponding path program 1 times [2023-08-31 21:50:24,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:50:24,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643207804] [2023-08-31 21:50:24,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:50:24,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:50:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:50:25,262 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 21:50:25,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:50:25,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643207804] [2023-08-31 21:50:25,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643207804] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:50:25,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:50:25,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:50:25,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910277672] [2023-08-31 21:50:25,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:50:25,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:50:25,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:50:25,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:50:25,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:50:25,463 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 866 [2023-08-31 21:50:25,465 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 57 transitions, 130 flow. Second operand has 6 states, 6 states have (on average 315.0) internal successors, (1890), 6 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states 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 21:50:25,465 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:50:25,465 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 866 [2023-08-31 21:50:25,465 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:50:26,374 INFO L130 PetriNetUnfolder]: 4194/6662 cut-off events. [2023-08-31 21:50:26,375 INFO L131 PetriNetUnfolder]: For 136/136 co-relation queries the response was YES. [2023-08-31 21:50:26,391 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12839 conditions, 6662 events. 4194/6662 cut-off events. For 136/136 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 36399 event pairs, 3031 based on Foata normal form. 0/5581 useless extension candidates. Maximal degree in co-relation 12835. Up to 5267 conditions per place. [2023-08-31 21:50:26,415 INFO L137 encePairwiseOnDemand]: 861/866 looper letters, 71 selfloop transitions, 4 changer transitions 0/88 dead transitions. [2023-08-31 21:50:26,416 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 88 transitions, 342 flow [2023-08-31 21:50:26,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:50:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:50:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1942 transitions. [2023-08-31 21:50:26,422 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3737490377213241 [2023-08-31 21:50:26,423 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1942 transitions. [2023-08-31 21:50:26,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1942 transitions. [2023-08-31 21:50:26,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:50:26,424 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1942 transitions. [2023-08-31 21:50:26,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 323.6666666666667) internal successors, (1942), 6 states have internal predecessors, (1942), 0 states have call successors, (0), 0 states 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 21:50:26,438 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:26,441 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:26,441 INFO L175 Difference]: Start difference. First operand has 62 places, 57 transitions, 130 flow. Second operand 6 states and 1942 transitions. [2023-08-31 21:50:26,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 88 transitions, 342 flow [2023-08-31 21:50:26,444 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 88 transitions, 335 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:50:26,446 INFO L231 Difference]: Finished difference. Result has 62 places, 56 transitions, 129 flow [2023-08-31 21:50:26,446 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=866, PETRI_DIFFERENCE_MINUEND_FLOW=121, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=129, PETRI_PLACES=62, PETRI_TRANSITIONS=56} [2023-08-31 21:50:26,448 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -103 predicate places. [2023-08-31 21:50:26,448 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 56 transitions, 129 flow [2023-08-31 21:50:26,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 315.0) internal successors, (1890), 6 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states 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 21:50:26,449 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:50:26,449 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:50:26,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:50:26,449 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 182 more)] === [2023-08-31 21:50:26,450 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:50:26,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1303849602, now seen corresponding path program 1 times [2023-08-31 21:50:26,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:50:26,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378577692] [2023-08-31 21:50:26,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:50:26,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:50:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:50:27,043 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 21:50:27,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:50:27,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378577692] [2023-08-31 21:50:27,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378577692] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:50:27,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:50:27,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 21:50:27,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438936232] [2023-08-31 21:50:27,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:50:27,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 21:50:27,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:50:27,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 21:50:27,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 21:50:27,239 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 866 [2023-08-31 21:50:27,241 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 56 transitions, 129 flow. Second operand has 6 states, 6 states have (on average 315.6666666666667) internal successors, (1894), 6 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states 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 21:50:27,241 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:50:27,242 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 866 [2023-08-31 21:50:27,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:50:27,998 INFO L130 PetriNetUnfolder]: 4082/6546 cut-off events. [2023-08-31 21:50:27,999 INFO L131 PetriNetUnfolder]: For 100/100 co-relation queries the response was YES. [2023-08-31 21:50:28,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12387 conditions, 6546 events. 4082/6546 cut-off events. For 100/100 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 36273 event pairs, 3058 based on Foata normal form. 0/5497 useless extension candidates. Maximal degree in co-relation 12383. Up to 5323 conditions per place. [2023-08-31 21:50:28,017 INFO L137 encePairwiseOnDemand]: 861/866 looper letters, 0 selfloop transitions, 0 changer transitions 71/71 dead transitions. [2023-08-31 21:50:28,017 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 71 transitions, 277 flow [2023-08-31 21:50:28,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 21:50:28,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 21:50:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1926 transitions. [2023-08-31 21:50:28,024 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.37066974595842955 [2023-08-31 21:50:28,024 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1926 transitions. [2023-08-31 21:50:28,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1926 transitions. [2023-08-31 21:50:28,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:50:28,026 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1926 transitions. [2023-08-31 21:50:28,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 321.0) internal successors, (1926), 6 states have internal predecessors, (1926), 0 states have call successors, (0), 0 states 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 21:50:28,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:28,037 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 866.0) internal successors, (6062), 7 states have internal predecessors, (6062), 0 states have call successors, (0), 0 states 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 21:50:28,037 INFO L175 Difference]: Start difference. First operand has 62 places, 56 transitions, 129 flow. Second operand 6 states and 1926 transitions. [2023-08-31 21:50:28,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 71 transitions, 277 flow [2023-08-31 21:50:28,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 71 transitions, 270 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:50:28,039 INFO L231 Difference]: Finished difference. Result has 62 places, 0 transitions, 0 flow [2023-08-31 21:50:28,039 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=866, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=62, PETRI_TRANSITIONS=0} [2023-08-31 21:50:28,040 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -103 predicate places. [2023-08-31 21:50:28,040 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 0 transitions, 0 flow [2023-08-31 21:50:28,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 315.6666666666667) internal successors, (1894), 6 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states 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 21:50:28,043 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (185 of 186 remaining) [2023-08-31 21:50:28,044 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (184 of 186 remaining) [2023-08-31 21:50:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (183 of 186 remaining) [2023-08-31 21:50:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (182 of 186 remaining) [2023-08-31 21:50:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (181 of 186 remaining) [2023-08-31 21:50:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (180 of 186 remaining) [2023-08-31 21:50:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (179 of 186 remaining) [2023-08-31 21:50:28,046 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (178 of 186 remaining) [2023-08-31 21:50:28,046 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (177 of 186 remaining) [2023-08-31 21:50:28,046 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (176 of 186 remaining) [2023-08-31 21:50:28,046 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (175 of 186 remaining) [2023-08-31 21:50:28,046 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (174 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (173 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (172 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (171 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (170 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (169 of 186 remaining) [2023-08-31 21:50:28,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (168 of 186 remaining) [2023-08-31 21:50:28,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (167 of 186 remaining) [2023-08-31 21:50:28,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (166 of 186 remaining) [2023-08-31 21:50:28,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (165 of 186 remaining) [2023-08-31 21:50:28,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (164 of 186 remaining) [2023-08-31 21:50:28,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (163 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (162 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (161 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (160 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (159 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (158 of 186 remaining) [2023-08-31 21:50:28,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (157 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (156 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (155 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (154 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (153 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (152 of 186 remaining) [2023-08-31 21:50:28,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (151 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (150 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (149 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (148 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (147 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (146 of 186 remaining) [2023-08-31 21:50:28,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (145 of 186 remaining) [2023-08-31 21:50:28,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (144 of 186 remaining) [2023-08-31 21:50:28,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (143 of 186 remaining) [2023-08-31 21:50:28,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (142 of 186 remaining) [2023-08-31 21:50:28,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (141 of 186 remaining) [2023-08-31 21:50:28,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (140 of 186 remaining) [2023-08-31 21:50:28,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (139 of 186 remaining) [2023-08-31 21:50:28,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (138 of 186 remaining) [2023-08-31 21:50:28,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (137 of 186 remaining) [2023-08-31 21:50:28,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (136 of 186 remaining) [2023-08-31 21:50:28,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (135 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (134 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (133 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (132 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (131 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (130 of 186 remaining) [2023-08-31 21:50:28,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (129 of 186 remaining) [2023-08-31 21:50:28,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (128 of 186 remaining) [2023-08-31 21:50:28,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (127 of 186 remaining) [2023-08-31 21:50:28,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (126 of 186 remaining) [2023-08-31 21:50:28,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (125 of 186 remaining) [2023-08-31 21:50:28,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (124 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (123 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (122 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (121 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (120 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (119 of 186 remaining) [2023-08-31 21:50:28,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (118 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (117 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (116 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (115 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (114 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (113 of 186 remaining) [2023-08-31 21:50:28,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (112 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (111 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (110 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (109 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (108 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (107 of 186 remaining) [2023-08-31 21:50:28,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (106 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (105 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (104 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (103 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 186 remaining) [2023-08-31 21:50:28,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 186 remaining) [2023-08-31 21:50:28,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 186 remaining) [2023-08-31 21:50:28,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 186 remaining) [2023-08-31 21:50:28,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 186 remaining) [2023-08-31 21:50:28,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 186 remaining) [2023-08-31 21:50:28,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 186 remaining) [2023-08-31 21:50:28,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 186 remaining) [2023-08-31 21:50:28,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 186 remaining) [2023-08-31 21:50:28,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 186 remaining) [2023-08-31 21:50:28,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 186 remaining) [2023-08-31 21:50:28,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 186 remaining) [2023-08-31 21:50:28,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 186 remaining) [2023-08-31 21:50:28,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 186 remaining) [2023-08-31 21:50:28,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 186 remaining) [2023-08-31 21:50:28,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 186 remaining) [2023-08-31 21:50:28,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 186 remaining) [2023-08-31 21:50:28,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 186 remaining) [2023-08-31 21:50:28,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 186 remaining) [2023-08-31 21:50:28,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 186 remaining) [2023-08-31 21:50:28,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 186 remaining) [2023-08-31 21:50:28,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 186 remaining) [2023-08-31 21:50:28,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 186 remaining) [2023-08-31 21:50:28,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 186 remaining) [2023-08-31 21:50:28,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 186 remaining) [2023-08-31 21:50:28,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 186 remaining) [2023-08-31 21:50:28,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 186 remaining) [2023-08-31 21:50:28,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 186 remaining) [2023-08-31 21:50:28,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 186 remaining) [2023-08-31 21:50:28,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 186 remaining) [2023-08-31 21:50:28,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 186 remaining) [2023-08-31 21:50:28,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 186 remaining) [2023-08-31 21:50:28,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 186 remaining) [2023-08-31 21:50:28,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:50:28,078 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-08-31 21:50:28,083 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:50:28,083 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:50:28,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:50:28 BasicIcfg [2023-08-31 21:50:28,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:50:28,087 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:50:28,087 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:50:28,087 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:50:28,088 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:49:58" (3/4) ... [2023-08-31 21:50:28,090 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:50:28,094 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:50:28,094 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:50:28,094 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-31 21:50:28,095 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-31 21:50:28,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2023-08-31 21:50:28,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 21:50:28,103 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:50:28,103 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:50:28,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:50:28,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:50:28,166 INFO L158 Benchmark]: Toolchain (without parser) took 32060.38ms. Allocated memory was 73.4MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 50.6MB in the beginning and 574.2MB in the end (delta: -523.6MB). Peak memory consumption was 545.5MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,166 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:50:28,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.87ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 35.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.80ms. Allocated memory is still 73.4MB. Free memory was 35.9MB in the beginning and 50.8MB in the end (delta: -14.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,167 INFO L158 Benchmark]: Boogie Preprocessor took 88.36ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 46.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,167 INFO L158 Benchmark]: RCFGBuilder took 1721.26ms. Allocated memory was 73.4MB in the beginning and 123.7MB in the end (delta: 50.3MB). Free memory was 46.6MB in the beginning and 63.6MB in the end (delta: -17.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,167 INFO L158 Benchmark]: TraceAbstraction took 29642.10ms. Allocated memory was 123.7MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 62.7MB in the beginning and 579.5MB in the end (delta: -516.8MB). Peak memory consumption was 655.2MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,168 INFO L158 Benchmark]: Witness Printer took 78.09ms. Allocated memory is still 1.1GB. Free memory was 579.5MB in the beginning and 574.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-31 21:50:28,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.87ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 35.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.80ms. Allocated memory is still 73.4MB. Free memory was 35.9MB in the beginning and 50.8MB in the end (delta: -14.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.36ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 46.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1721.26ms. Allocated memory was 73.4MB in the beginning and 123.7MB in the end (delta: 50.3MB). Free memory was 46.6MB in the beginning and 63.6MB in the end (delta: -17.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 29642.10ms. Allocated memory was 123.7MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 62.7MB in the beginning and 579.5MB in the end (delta: -516.8MB). Peak memory consumption was 655.2MB. Max. memory is 16.1GB. * Witness Printer took 78.09ms. Allocated memory is still 1.1GB. Free memory was 579.5MB in the beginning and 574.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.5s, 418 PlacesBefore, 165 PlacesAfterwards, 426 TransitionsBefore, 159 TransitionsAfterwards, 16694 CoEnabledTransitionPairs, 10 FixpointIterations, 287 TrivialSequentialCompositions, 80 ConcurrentSequentialCompositions, 28 TrivialYvCompositions, 8 ConcurrentYvCompositions, 14 ChoiceCompositions, 417 TotalNumberOfCompositions, 90456 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31602, independent: 30637, independent conditional: 0, independent unconditional: 30637, dependent: 965, dependent conditional: 0, dependent unconditional: 965, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4816, independent: 4734, independent conditional: 0, independent unconditional: 4734, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 31602, independent: 25903, independent conditional: 0, independent unconditional: 25903, dependent: 883, dependent conditional: 0, dependent unconditional: 883, unknown: 4816, unknown conditional: 0, unknown unconditional: 4816] , Statistics on independence cache: Total cache size (in pairs): 1616, Positive cache size: 1563, Positive conditional cache size: 0, Positive unconditional cache size: 1563, Negative cache size: 53, Negative conditional cache size: 0, Negative unconditional cache size: 53, 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: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: 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: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: 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: 103]: 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: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 541 locations, 186 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: 29.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 19.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 639 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 400 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 278 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1636 IncrementalHoareTripleChecker+Invalid, 1914 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 278 mSolverCounterUnsat, 48 mSDtfsCounter, 1636 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=342occurred in iteration=0, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 103 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:50:28,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE