/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 13:44:52,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 13:44:52,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 13:44:52,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-26 13:44:52,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 13:44:52,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 13:44:52,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 13:44:52,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-07-26 13:44:52,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 13:44:52,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 13:44:52,600 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 13:44:52,600 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 13:44:52,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 13:44:52,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 13:44:52,601 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 13:44:52,601 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 13:44:52,601 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 13:44:52,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 13:44:52,602 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 13:44:52,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 13:44:52,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 13:44:52,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 13:44:52,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 13:44:52,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 13:44:52,605 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 13:44:52,605 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 13:44:52,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 13:44:52,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 13:44:52,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 13:44:52,825 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 13:44:52,830 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 13:44:52,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2022-07-26 13:44:52,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9915e7c8a/2dcfcb790272442cac05cde91219c5d1/FLAG333186b99 [2022-07-26 13:44:53,310 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 13:44:53,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2022-07-26 13:44:53,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9915e7c8a/2dcfcb790272442cac05cde91219c5d1/FLAG333186b99 [2022-07-26 13:44:53,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9915e7c8a/2dcfcb790272442cac05cde91219c5d1 [2022-07-26 13:44:53,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 13:44:53,348 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 13:44:53,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:53,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 13:44:53,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 13:44:53,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:53,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0e6705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53, skipping insertion in model container [2022-07-26 13:44:53,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:53,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 13:44:53,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 13:44:53,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2022-07-26 13:44:53,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:53,877 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 13:44:53,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2022-07-26 13:44:53,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:53,999 INFO L208 MainTranslator]: Completed translation [2022-07-26 13:44:53,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53 WrapperNode [2022-07-26 13:44:53,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:54,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:54,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 13:44:54,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 13:44:54,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,090 INFO L137 Inliner]: procedures = 428, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 471 [2022-07-26 13:44:54,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:54,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 13:44:54,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 13:44:54,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 13:44:54,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 13:44:54,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 13:44:54,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 13:44:54,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 13:44:54,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (1/1) ... [2022-07-26 13:44:54,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:44:54,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:44:54,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:44:54,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-26 13:44:54,233 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2022-07-26 13:44:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2022-07-26 13:44:54,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 13:44:54,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 13:44:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2022-07-26 13:44:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 13:44:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 13:44:54,236 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-26 13:44:54,356 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 13:44:54,357 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 13:44:54,802 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 13:44:54,815 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 13:44:54,815 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-26 13:44:54,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:54 BoogieIcfgContainer [2022-07-26 13:44:54,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 13:44:54,818 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 13:44:54,818 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 13:44:54,821 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 13:44:54,821 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:54,821 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 01:44:53" (1/3) ... [2022-07-26 13:44:54,822 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59bd7a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:54, skipping insertion in model container [2022-07-26 13:44:54,822 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:54,822 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:53" (2/3) ... [2022-07-26 13:44:54,822 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59bd7a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:54, skipping insertion in model container [2022-07-26 13:44:54,822 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:54,823 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:54" (3/3) ... [2022-07-26 13:44:54,823 INFO L322 chiAutomizerObserver]: Analyzing ICFG bounded_buffer.i [2022-07-26 13:44:54,955 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-26 13:44:54,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,264 INFO L129 PetriNetUnfolder]: 125/1087 cut-off events. [2022-07-26 13:44:55,265 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-07-26 13:44:55,283 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 1087 events. 125/1087 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 6528 event pairs, 0 based on Foata normal form. 0/959 useless extension candidates. Maximal degree in co-relation 571. Up to 16 conditions per place. [2022-07-26 13:44:55,283 INFO L82 GeneralOperation]: Start removeDead. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,329 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,332 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-26 13:44:55,343 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,345 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 13:44:55,472 INFO L129 PetriNetUnfolder]: 125/1087 cut-off events. [2022-07-26 13:44:55,473 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-07-26 13:44:55,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 1087 events. 125/1087 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 6493 event pairs, 0 based on Foata normal form. 0/959 useless extension candidates. Maximal degree in co-relation 571. Up to 16 conditions per place. [2022-07-26 13:44:55,564 INFO L116 LiptonReduction]: Number of co-enabled transitions 117180 [2022-07-26 13:45:10,152 WARN L230 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-07-26 13:45:10,153 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1176) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:197) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation.containsLBool(SemanticIndependenceRelation.java:145) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:123) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:70) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:70) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:120) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.lambda$0(LiptonReduction.java:452) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.HashMap$KeySpliterator.tryAdvance(HashMap.java:1624) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.allMatch(ReferencePipeline.java:533) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.isLeftMover(LiptonReduction.java:452) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.sequenceRuleCheck(LiptonReduction.java:408) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.sequenceRule(LiptonReduction.java:310) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:133) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.Petri2FiniteAutomatonAbstractionProvider$Lazy.getInitialAbstraction(Petri2FiniteAutomatonAbstractionProvider.java:196) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.Petri2FiniteAutomatonAbstractionProvider$Lazy.getInitialAbstraction(Petri2FiniteAutomatonAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.constructInitialAbstraction(BuchiCegarLoopFactory.java:187) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.createBuchiAutomatonCegarLoop(BuchiCegarLoopFactory.java:153) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.constructCegarLoop(BuchiCegarLoopFactory.java:121) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:331) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 59 more [2022-07-26 13:45:10,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 101 [2022-07-26 13:45:10,165 INFO L158 Benchmark]: Toolchain (without parser) took 16816.18ms. Allocated memory was 202.4MB in the beginning and 354.4MB in the end (delta: 152.0MB). Free memory was 172.3MB in the beginning and 146.8MB in the end (delta: 25.4MB). Peak memory consumption was 229.3MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,166 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 202.4MB. Free memory is still 161.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 13:45:10,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.94ms. Allocated memory was 202.4MB in the beginning and 246.4MB in the end (delta: 44.0MB). Free memory was 172.0MB in the beginning and 176.2MB in the end (delta: -4.2MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.44ms. Allocated memory is still 246.4MB. Free memory was 176.2MB in the beginning and 171.3MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,167 INFO L158 Benchmark]: Boogie Preprocessor took 60.55ms. Allocated memory is still 246.4MB. Free memory was 171.3MB in the beginning and 167.8MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,168 INFO L158 Benchmark]: RCFGBuilder took 657.48ms. Allocated memory is still 246.4MB. Free memory was 167.8MB in the beginning and 187.8MB in the end (delta: -20.0MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,168 INFO L158 Benchmark]: BuchiAutomizer took 15344.90ms. Allocated memory was 246.4MB in the beginning and 354.4MB in the end (delta: 108.0MB). Free memory was 187.8MB in the beginning and 146.8MB in the end (delta: 41.0MB). Peak memory consumption was 200.6MB. Max. memory is 8.0GB. [2022-07-26 13:45:10,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 202.4MB. Free memory is still 161.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 649.94ms. Allocated memory was 202.4MB in the beginning and 246.4MB in the end (delta: 44.0MB). Free memory was 172.0MB in the beginning and 176.2MB in the end (delta: -4.2MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 97.44ms. Allocated memory is still 246.4MB. Free memory was 176.2MB in the beginning and 171.3MB in the end (delta: 4.9MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.55ms. Allocated memory is still 246.4MB. Free memory was 171.3MB in the beginning and 167.8MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 657.48ms. Allocated memory is still 246.4MB. Free memory was 167.8MB in the beginning and 187.8MB in the end (delta: -20.0MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 15344.90ms. Allocated memory was 246.4MB in the beginning and 354.4MB in the end (delta: 108.0MB). Free memory was 187.8MB in the beginning and 146.8MB in the end (delta: 41.0MB). Peak memory consumption was 200.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...