./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --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/bench-exp3x3.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 753355d7d8c08568df49ed9a7977f84d185e0dbf04984bcb7908b11aa84a04b9 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 03:20:40,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 03:20:40,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 03:20:40,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 03:20:40,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 03:20:40,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 03:20:40,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 03:20:40,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 03:20:40,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 03:20:40,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 03:20:40,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 03:20:40,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 03:20:40,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 03:20:40,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 03:20:40,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 03:20:40,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 03:20:40,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 03:20:40,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 03:20:40,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 03:20:40,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 03:20:40,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 03:20:40,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 03:20:40,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 03:20:40,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 03:20:40,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 03:20:40,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 03:20:40,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 03:20:40,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 03:20:40,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 03:20:40,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 03:20:40,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 03:20:40,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 03:20:40,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 03:20:40,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 03:20:40,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 03:20:40,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 03:20:40,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 03:20:40,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 03:20:40,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 03:20:40,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 03:20:40,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 03:20:40,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 03:20:40,587 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 03:20:40,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 03:20:40,588 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 03:20:40,589 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 03:20:40,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 03:20:40,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 03:20:40,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 03:20:40,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 03:20:40,591 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 03:20:40,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 03:20:40,592 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 03:20:40,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 03:20:40,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 03:20:40,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 03:20:40,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 03:20:40,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 03:20:40,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 03:20:40,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 03:20:40,594 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 03:20:40,595 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 03:20:40,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 03:20:40,595 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 03:20:40,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 03:20:40,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 03:20:40,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 03:20:40,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 03:20:40,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:20:40,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 03:20:40,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 03:20:40,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 03:20:40,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 03:20:40,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 03:20:40,598 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 03:20:40,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 03:20:40,598 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 03:20:40,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 03:20:40,599 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 03:20:40,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 753355d7d8c08568df49ed9a7977f84d185e0dbf04984bcb7908b11aa84a04b9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 03:20:40,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 03:20:40,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 03:20:40,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 03:20:40,919 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 03:20:40,919 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 03:20:40,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-08-29 03:20:41,990 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 03:20:42,207 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 03:20:42,208 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-08-29 03:20:42,215 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7423879f2/1fffbb71812d4f74ab4b943c61562d0d/FLAG6ee6e71e0 [2023-08-29 03:20:42,234 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7423879f2/1fffbb71812d4f74ab4b943c61562d0d [2023-08-29 03:20:42,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 03:20:42,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 03:20:42,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 03:20:42,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 03:20:42,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 03:20:42,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35144fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42, skipping insertion in model container [2023-08-29 03:20:42,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 03:20:42,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 03:20:42,446 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/bench-exp3x3.wvr.c[2625,2638] [2023-08-29 03:20:42,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:20:42,461 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 03:20:42,511 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/bench-exp3x3.wvr.c[2625,2638] [2023-08-29 03:20:42,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:20:42,535 INFO L208 MainTranslator]: Completed translation [2023-08-29 03:20:42,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42 WrapperNode [2023-08-29 03:20:42,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 03:20:42,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 03:20:42,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 03:20:42,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 03:20:42,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,593 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 248 [2023-08-29 03:20:42,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 03:20:42,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 03:20:42,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 03:20:42,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 03:20:42,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,650 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 03:20:42,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 03:20:42,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 03:20:42,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 03:20:42,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (1/1) ... [2023-08-29 03:20:42,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:20:42,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 03:20:42,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 03:20:42,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 03:20:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 03:20:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 03:20:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 03:20:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 03:20:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 03:20:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 03:20:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 03:20:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 03:20:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 03:20:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 03:20:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-29 03:20:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-29 03:20:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-08-29 03:20:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-08-29 03:20:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 03:20:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 03:20:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 03:20:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 03:20:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 03:20:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 03:20:42,793 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 03:20:42,961 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 03:20:42,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 03:20:43,532 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 03:20:43,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 03:20:43,544 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 03:20:43,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:20:43 BoogieIcfgContainer [2023-08-29 03:20:43,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 03:20:43,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 03:20:43,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 03:20:43,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 03:20:43,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 03:20:42" (1/3) ... [2023-08-29 03:20:43,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d09aa12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:20:43, skipping insertion in model container [2023-08-29 03:20:43,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:20:42" (2/3) ... [2023-08-29 03:20:43,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d09aa12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:20:43, skipping insertion in model container [2023-08-29 03:20:43,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:20:43" (3/3) ... [2023-08-29 03:20:43,563 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2023-08-29 03:20:43,570 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 03:20:43,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 03:20:43,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 58 error locations. [2023-08-29 03:20:43,578 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 03:20:43,667 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-08-29 03:20:43,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 418 places, 420 transitions, 888 flow [2023-08-29 03:20:43,898 INFO L130 PetriNetUnfolder]: 21/414 cut-off events. [2023-08-29 03:20:43,898 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-29 03:20:43,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 439 conditions, 414 events. 21/414 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 660 event pairs, 0 based on Foata normal form. 0/335 useless extension candidates. Maximal degree in co-relation 294. Up to 2 conditions per place. [2023-08-29 03:20:43,907 INFO L82 GeneralOperation]: Start removeDead. Operand has 418 places, 420 transitions, 888 flow [2023-08-29 03:20:43,920 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 387 places, 387 transitions, 810 flow [2023-08-29 03:20:43,923 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 03:20:43,937 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 387 places, 387 transitions, 810 flow [2023-08-29 03:20:43,939 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 387 places, 387 transitions, 810 flow [2023-08-29 03:20:43,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 387 places, 387 transitions, 810 flow [2023-08-29 03:20:44,014 INFO L130 PetriNetUnfolder]: 19/387 cut-off events. [2023-08-29 03:20:44,014 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-29 03:20:44,019 INFO L83 FinitePrefix]: Finished finitePrefix Result has 412 conditions, 387 events. 19/387 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 635 event pairs, 0 based on Foata normal form. 0/311 useless extension candidates. Maximal degree in co-relation 294. Up to 2 conditions per place. [2023-08-29 03:20:44,032 INFO L119 LiptonReduction]: Number of co-enabled transitions 28704 [2023-08-29 03:20:56,514 INFO L134 LiptonReduction]: Checked pairs total: 56457 [2023-08-29 03:20:56,515 INFO L136 LiptonReduction]: Total number of compositions: 475 [2023-08-29 03:20:56,528 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 03:20:56,534 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;@6f21865e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 03:20:56,534 INFO L358 AbstractCegarLoop]: Starting to check reachability of 94 error locations. [2023-08-29 03:20:56,536 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 03:20:56,536 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 03:20:56,536 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 03:20:56,537 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 03:20:56,537 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 90 more)] === [2023-08-29 03:20:56,541 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 03:20:56,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1545, now seen corresponding path program 1 times [2023-08-29 03:20:56,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 03:20:56,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918394880] [2023-08-29 03:20:56,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 03:20:56,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 03:20:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 03:20:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 03:20:56,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 03:20:56,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918394880] [2023-08-29 03:20:56,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918394880] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 03:20:56,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 03:20:56,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 03:20:56,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335317758] [2023-08-29 03:20:56,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 03:20:56,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 03:20:56,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 03:20:56,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 03:20:56,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 03:20:56,673 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 895 [2023-08-29 03:20:56,680 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 106 transitions, 248 flow. Second operand has 2 states, 2 states have (on average 399.5) internal successors, (799), 2 states have internal predecessors, (799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:56,680 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 03:20:56,680 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 895 [2023-08-29 03:20:56,681 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 03:20:58,529 INFO L130 PetriNetUnfolder]: 14584/17981 cut-off events. [2023-08-29 03:20:58,530 INFO L131 PetriNetUnfolder]: For 768/768 co-relation queries the response was YES. [2023-08-29 03:20:58,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36577 conditions, 17981 events. 14584/17981 cut-off events. For 768/768 co-relation queries the response was YES. Maximal size of possible extension queue 450. Compared 64342 event pairs, 9480 based on Foata normal form. 1/12878 useless extension candidates. Maximal degree in co-relation 28181. Up to 17497 conditions per place. [2023-08-29 03:20:58,685 INFO L137 encePairwiseOnDemand]: 837/895 looper letters, 41 selfloop transitions, 0 changer transitions 1/48 dead transitions. [2023-08-29 03:20:58,686 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 48 transitions, 216 flow [2023-08-29 03:20:58,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 03:20:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 03:20:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 898 transitions. [2023-08-29 03:20:58,707 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5016759776536313 [2023-08-29 03:20:58,708 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 898 transitions. [2023-08-29 03:20:58,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 898 transitions. [2023-08-29 03:20:58,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 03:20:58,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 898 transitions. [2023-08-29 03:20:58,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 449.0) internal successors, (898), 2 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:58,731 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 895.0) internal successors, (2685), 3 states have internal predecessors, (2685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:58,733 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 895.0) internal successors, (2685), 3 states have internal predecessors, (2685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:58,735 INFO L175 Difference]: Start difference. First operand has 113 places, 106 transitions, 248 flow. Second operand 2 states and 898 transitions. [2023-08-29 03:20:58,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 48 transitions, 216 flow [2023-08-29 03:20:58,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 48 transitions, 192 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-08-29 03:20:58,800 INFO L231 Difference]: Finished difference. Result has 50 places, 47 transitions, 105 flow [2023-08-29 03:20:58,802 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=895, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=105, PETRI_PLACES=50, PETRI_TRANSITIONS=47} [2023-08-29 03:20:58,810 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -63 predicate places. [2023-08-29 03:20:58,810 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 47 transitions, 105 flow [2023-08-29 03:20:58,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 399.5) internal successors, (799), 2 states have internal predecessors, (799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:58,812 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 03:20:58,812 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 03:20:58,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 03:20:58,813 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 90 more)] === [2023-08-29 03:20:58,814 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 03:20:58,815 INFO L85 PathProgramCache]: Analyzing trace with hash 47924813, now seen corresponding path program 1 times [2023-08-29 03:20:58,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 03:20:58,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871569334] [2023-08-29 03:20:58,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 03:20:58,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 03:20:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 03:20:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 03:20:59,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 03:20:59,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871569334] [2023-08-29 03:20:59,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871569334] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 03:20:59,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 03:20:59,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 03:20:59,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850669189] [2023-08-29 03:20:59,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 03:20:59,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 03:20:59,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 03:20:59,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 03:20:59,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 03:20:59,041 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 895 [2023-08-29 03:20:59,043 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 47 transitions, 105 flow. Second operand has 3 states, 3 states have (on average 381.3333333333333) internal successors, (1144), 3 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:20:59,043 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 03:20:59,043 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 895 [2023-08-29 03:20:59,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 03:21:00,091 INFO L130 PetriNetUnfolder]: 14625/17548 cut-off events. [2023-08-29 03:21:00,091 INFO L131 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2023-08-29 03:21:00,126 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35468 conditions, 17548 events. 14625/17548 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 57167 event pairs, 6992 based on Foata normal form. 0/12444 useless extension candidates. Maximal degree in co-relation 35465. Up to 17535 conditions per place. [2023-08-29 03:21:00,140 INFO L137 encePairwiseOnDemand]: 883/895 looper letters, 0 selfloop transitions, 0 changer transitions 58/58 dead transitions. [2023-08-29 03:21:00,140 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 58 transitions, 248 flow [2023-08-29 03:21:00,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 03:21:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 03:21:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1204 transitions. [2023-08-29 03:21:00,145 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4484171322160149 [2023-08-29 03:21:00,145 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1204 transitions. [2023-08-29 03:21:00,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1204 transitions. [2023-08-29 03:21:00,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 03:21:00,146 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1204 transitions. [2023-08-29 03:21:00,149 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 401.3333333333333) internal successors, (1204), 3 states have internal predecessors, (1204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:21:00,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 895.0) internal successors, (3580), 4 states have internal predecessors, (3580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:21:00,156 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 895.0) internal successors, (3580), 4 states have internal predecessors, (3580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:21:00,156 INFO L175 Difference]: Start difference. First operand has 50 places, 47 transitions, 105 flow. Second operand 3 states and 1204 transitions. [2023-08-29 03:21:00,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 58 transitions, 248 flow [2023-08-29 03:21:00,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 58 transitions, 248 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 03:21:00,159 INFO L231 Difference]: Finished difference. Result has 45 places, 0 transitions, 0 flow [2023-08-29 03:21:00,159 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=895, PETRI_DIFFERENCE_MINUEND_FLOW=93, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=45, PETRI_TRANSITIONS=0} [2023-08-29 03:21:00,160 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -68 predicate places. [2023-08-29 03:21:00,160 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 0 transitions, 0 flow [2023-08-29 03:21:00,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 381.3333333333333) internal successors, (1144), 3 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 03:21:00,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (93 of 94 remaining) [2023-08-29 03:21:00,164 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (92 of 94 remaining) [2023-08-29 03:21:00,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (91 of 94 remaining) [2023-08-29 03:21:00,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (90 of 94 remaining) [2023-08-29 03:21:00,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (89 of 94 remaining) [2023-08-29 03:21:00,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (88 of 94 remaining) [2023-08-29 03:21:00,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (87 of 94 remaining) [2023-08-29 03:21:00,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (86 of 94 remaining) [2023-08-29 03:21:00,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (85 of 94 remaining) [2023-08-29 03:21:00,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (84 of 94 remaining) [2023-08-29 03:21:00,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (83 of 94 remaining) [2023-08-29 03:21:00,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (82 of 94 remaining) [2023-08-29 03:21:00,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (81 of 94 remaining) [2023-08-29 03:21:00,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (80 of 94 remaining) [2023-08-29 03:21:00,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (79 of 94 remaining) [2023-08-29 03:21:00,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (78 of 94 remaining) [2023-08-29 03:21:00,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (77 of 94 remaining) [2023-08-29 03:21:00,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (76 of 94 remaining) [2023-08-29 03:21:00,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (75 of 94 remaining) [2023-08-29 03:21:00,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (74 of 94 remaining) [2023-08-29 03:21:00,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (73 of 94 remaining) [2023-08-29 03:21:00,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (72 of 94 remaining) [2023-08-29 03:21:00,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (71 of 94 remaining) [2023-08-29 03:21:00,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (70 of 94 remaining) [2023-08-29 03:21:00,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (69 of 94 remaining) [2023-08-29 03:21:00,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (68 of 94 remaining) [2023-08-29 03:21:00,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (67 of 94 remaining) [2023-08-29 03:21:00,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (66 of 94 remaining) [2023-08-29 03:21:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (65 of 94 remaining) [2023-08-29 03:21:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (64 of 94 remaining) [2023-08-29 03:21:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (63 of 94 remaining) [2023-08-29 03:21:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (62 of 94 remaining) [2023-08-29 03:21:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (61 of 94 remaining) [2023-08-29 03:21:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (60 of 94 remaining) [2023-08-29 03:21:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (59 of 94 remaining) [2023-08-29 03:21:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (58 of 94 remaining) [2023-08-29 03:21:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (57 of 94 remaining) [2023-08-29 03:21:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (56 of 94 remaining) [2023-08-29 03:21:00,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (55 of 94 remaining) [2023-08-29 03:21:00,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (54 of 94 remaining) [2023-08-29 03:21:00,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (53 of 94 remaining) [2023-08-29 03:21:00,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (52 of 94 remaining) [2023-08-29 03:21:00,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (51 of 94 remaining) [2023-08-29 03:21:00,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 94 remaining) [2023-08-29 03:21:00,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 94 remaining) [2023-08-29 03:21:00,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 94 remaining) [2023-08-29 03:21:00,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 94 remaining) [2023-08-29 03:21:00,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 94 remaining) [2023-08-29 03:21:00,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 94 remaining) [2023-08-29 03:21:00,185 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (44 of 94 remaining) [2023-08-29 03:21:00,185 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (43 of 94 remaining) [2023-08-29 03:21:00,185 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (42 of 94 remaining) [2023-08-29 03:21:00,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (41 of 94 remaining) [2023-08-29 03:21:00,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (40 of 94 remaining) [2023-08-29 03:21:00,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (39 of 94 remaining) [2023-08-29 03:21:00,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (38 of 94 remaining) [2023-08-29 03:21:00,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (37 of 94 remaining) [2023-08-29 03:21:00,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (36 of 94 remaining) [2023-08-29 03:21:00,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (35 of 94 remaining) [2023-08-29 03:21:00,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (34 of 94 remaining) [2023-08-29 03:21:00,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (33 of 94 remaining) [2023-08-29 03:21:00,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (32 of 94 remaining) [2023-08-29 03:21:00,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (31 of 94 remaining) [2023-08-29 03:21:00,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (30 of 94 remaining) [2023-08-29 03:21:00,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (29 of 94 remaining) [2023-08-29 03:21:00,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (28 of 94 remaining) [2023-08-29 03:21:00,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (27 of 94 remaining) [2023-08-29 03:21:00,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (26 of 94 remaining) [2023-08-29 03:21:00,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 94 remaining) [2023-08-29 03:21:00,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 94 remaining) [2023-08-29 03:21:00,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 94 remaining) [2023-08-29 03:21:00,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 94 remaining) [2023-08-29 03:21:00,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 94 remaining) [2023-08-29 03:21:00,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 94 remaining) [2023-08-29 03:21:00,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (19 of 94 remaining) [2023-08-29 03:21:00,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (18 of 94 remaining) [2023-08-29 03:21:00,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (17 of 94 remaining) [2023-08-29 03:21:00,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (16 of 94 remaining) [2023-08-29 03:21:00,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (15 of 94 remaining) [2023-08-29 03:21:00,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (14 of 94 remaining) [2023-08-29 03:21:00,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (13 of 94 remaining) [2023-08-29 03:21:00,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (12 of 94 remaining) [2023-08-29 03:21:00,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (11 of 94 remaining) [2023-08-29 03:21:00,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (10 of 94 remaining) [2023-08-29 03:21:00,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (9 of 94 remaining) [2023-08-29 03:21:00,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (8 of 94 remaining) [2023-08-29 03:21:00,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (7 of 94 remaining) [2023-08-29 03:21:00,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (6 of 94 remaining) [2023-08-29 03:21:00,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (5 of 94 remaining) [2023-08-29 03:21:00,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (4 of 94 remaining) [2023-08-29 03:21:00,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (3 of 94 remaining) [2023-08-29 03:21:00,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (2 of 94 remaining) [2023-08-29 03:21:00,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (1 of 94 remaining) [2023-08-29 03:21:00,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (0 of 94 remaining) [2023-08-29 03:21:00,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 03:21:00,198 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-08-29 03:21:00,210 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 03:21:00,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 03:21:00,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 03:21:00 BasicIcfg [2023-08-29 03:21:00,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 03:21:00,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 03:21:00,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 03:21:00,215 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 03:21:00,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:20:43" (3/4) ... [2023-08-29 03:21:00,218 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 03:21:00,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 03:21:00,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 03:21:00,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-29 03:21:00,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-29 03:21:00,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-08-29 03:21:00,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-08-29 03:21:00,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-08-29 03:21:00,235 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 03:21:00,236 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 03:21:00,236 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 03:21:00,294 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 03:21:00,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 03:21:00,295 INFO L158 Benchmark]: Toolchain (without parser) took 18058.51ms. Allocated memory was 77.6MB in the beginning and 872.4MB in the end (delta: 794.8MB). Free memory was 55.5MB in the beginning and 397.8MB in the end (delta: -342.3MB). Peak memory consumption was 455.5MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,297 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 56.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 03:21:00,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.89ms. Allocated memory is still 77.6MB. Free memory was 55.4MB in the beginning and 43.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.35ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,298 INFO L158 Benchmark]: Boogie Preprocessor took 64.50ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 38.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,298 INFO L158 Benchmark]: RCFGBuilder took 886.25ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 28.4MB in the end (delta: 9.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,299 INFO L158 Benchmark]: TraceAbstraction took 16666.14ms. Allocated memory was 77.6MB in the beginning and 872.4MB in the end (delta: 794.8MB). Free memory was 28.1MB in the beginning and 403.0MB in the end (delta: -375.0MB). Peak memory consumption was 423.9MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,299 INFO L158 Benchmark]: Witness Printer took 79.76ms. Allocated memory is still 872.4MB. Free memory was 403.0MB in the beginning and 397.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 03:21:00,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 56.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.89ms. Allocated memory is still 77.6MB. Free memory was 55.4MB in the beginning and 43.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.35ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.50ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 38.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 886.25ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 28.4MB in the end (delta: 9.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * TraceAbstraction took 16666.14ms. Allocated memory was 77.6MB in the beginning and 872.4MB in the end (delta: 794.8MB). Free memory was 28.1MB in the beginning and 403.0MB in the end (delta: -375.0MB). Peak memory consumption was 423.9MB. Max. memory is 16.1GB. * Witness Printer took 79.76ms. Allocated memory is still 872.4MB. Free memory was 403.0MB in the beginning and 397.8MB in the end (delta: 5.2MB). 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: 12.6s, 387 PlacesBefore, 113 PlacesAfterwards, 387 TransitionsBefore, 106 TransitionsAfterwards, 28704 CoEnabledTransitionPairs, 9 FixpointIterations, 215 TrivialSequentialCompositions, 216 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 19 ConcurrentYvCompositions, 7 ChoiceCompositions, 475 TotalNumberOfCompositions, 56457 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31774, independent: 31403, independent conditional: 0, independent unconditional: 31403, dependent: 371, dependent conditional: 0, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 17646, independent: 17581, independent conditional: 0, independent unconditional: 17581, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 31774, independent: 13822, independent conditional: 0, independent unconditional: 13822, dependent: 306, dependent conditional: 0, dependent unconditional: 306, unknown: 17646, unknown conditional: 0, unknown unconditional: 17646] , Statistics on independence cache: Total cache size (in pairs): 738, Positive cache size: 715, Positive conditional cache size: 0, Positive unconditional cache size: 715, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 38]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 38]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: 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: 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: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 538 locations, 94 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: 16.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 12.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 125 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 21 mSDtfsCounter, 125 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 58 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 03:21:00,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE