/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-syntacticLbe.epf -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 14:03:48,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 14:03:48,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 14:03:48,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-26 14:03:48,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 14:03:48,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 14:03:48,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 14:03:48,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf [2022-07-26 14:03:48,199 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 14:03:48,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 14:03:48,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 14:03:48,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 14:03:48,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 14:03:48,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 14:03:48,208 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 14:03:48,208 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 14:03:48,208 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 14:03:48,208 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 14:03:48,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 14:03:48,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 14:03:48,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 14:03:48,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 14:03:48,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 14:03:48,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 14:03:48,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 14:03:48,211 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-07-26 14:03:48,212 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 14:03:48,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 14:03:48,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 14:03:48,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 14:03:48,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 14:03:48,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 14:03:48,444 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 14:03:48,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2022-07-26 14:03:48,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ea4cc28/7839dbd87ddc41d4b14034bf4892b00c/FLAG803c1f0fa [2022-07-26 14:03:48,993 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 14:03:48,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2022-07-26 14:03:49,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ea4cc28/7839dbd87ddc41d4b14034bf4892b00c/FLAG803c1f0fa [2022-07-26 14:03:49,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61ea4cc28/7839dbd87ddc41d4b14034bf4892b00c [2022-07-26 14:03:49,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 14:03:49,311 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 14:03:49,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 14:03:49,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 14:03:49,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 14:03:49,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:03:49" (1/1) ... [2022-07-26 14:03:49,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5e033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:49, skipping insertion in model container [2022-07-26 14:03:49,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:03:49" (1/1) ... [2022-07-26 14:03:49,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 14:03:49,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 14:03:49,854 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 14:03:49,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:03:49,890 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 14:03:49,934 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 14:03:49,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:03:50,015 INFO L208 MainTranslator]: Completed translation [2022-07-26 14:03:50,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50 WrapperNode [2022-07-26 14:03:50,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 14:03:50,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 14:03:50,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 14:03:50,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 14:03:50,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,085 INFO L137 Inliner]: procedures = 428, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 471 [2022-07-26 14:03:50,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 14:03:50,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 14:03:50,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 14:03:50,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 14:03:50,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 14:03:50,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 14:03:50,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 14:03:50,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 14:03:50,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (1/1) ... [2022-07-26 14:03:50,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:03:50,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:03:50,194 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 14:03:50,236 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 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2022-07-26 14:03:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-07-26 14:03:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 14:03:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2022-07-26 14:03:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 14:03:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 14:03:50,250 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 14:03:50,429 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 14:03:50,431 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 14:03:50,846 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 14:03:50,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 14:03:50,857 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-26 14:03:50,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:03:50 BoogieIcfgContainer [2022-07-26 14:03:50,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 14:03:50,861 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 14:03:50,861 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 14:03:50,864 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 14:03:50,864 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:50,864 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 02:03:49" (1/3) ... [2022-07-26 14:03:50,865 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c8f27c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:03:50, skipping insertion in model container [2022-07-26 14:03:50,865 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:50,865 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:50" (2/3) ... [2022-07-26 14:03:50,866 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c8f27c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:03:50, skipping insertion in model container [2022-07-26 14:03:50,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:50,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:03:50" (3/3) ... [2022-07-26 14:03:50,868 INFO L322 chiAutomizerObserver]: Analyzing ICFG bounded_buffer.i [2022-07-26 14:03:50,974 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-26 14:03:51,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,240 INFO L129 PetriNetUnfolder]: 125/1087 cut-off events. [2022-07-26 14:03:51,240 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-07-26 14:03:51,262 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 14:03:51,262 INFO L82 GeneralOperation]: Start removeDead. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,311 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,313 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-07-26 14:03:51,319 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,323 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 447 places, 498 transitions, 1018 flow [2022-07-26 14:03:51,449 INFO L129 PetriNetUnfolder]: 125/1087 cut-off events. [2022-07-26 14:03:51,450 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-07-26 14:03:51,462 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 14:03:51,518 INFO L116 LiptonReduction]: Number of co-enabled transitions 117180 [2022-07-26 14:04:21,564 WARN L233 SmtUtils]: Spent 12.15s on a formula simplification. DAG size of input: 205 DAG size of output: 201 (called from [L 277] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:04:27,317 WARN L233 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 187 (called from [L 314] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:04:39,698 WARN L233 SmtUtils]: Spent 12.38s on a formula simplification. DAG size of input: 205 DAG size of output: 201 (called from [L 277] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:04:47,248 WARN L233 SmtUtils]: Spent 7.55s on a formula simplification that was a NOOP. DAG size: 187 (called from [L 314] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:05:57,160 WARN L233 SmtUtils]: Spent 1.16m on a formula simplification. DAG size of input: 271 DAG size of output: 265 (called from [L 277] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:06:24,134 WARN L233 SmtUtils]: Spent 26.97s on a formula simplification that was a NOOP. DAG size: 255 (called from [L 314] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:07:24,183 WARN L233 SmtUtils]: Spent 1.00m on a formula simplification. DAG size of input: 277 DAG size of output: 269 (called from [L 277] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-07-26 14:07:52,936 WARN L233 SmtUtils]: Spent 28.75s on a formula simplification that was a NOOP. DAG size: 258 (called from [L 314] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2022-07-26 14:08:39,013 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-26 14:08:39,235 WARN L249 SmtUtils]: Removed 9 from assertion stack [2022-07-26 14:08:39,235 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer. Reason: Timeout or Toolchain cancelled by user [2022-07-26 14:08:39,236 INFO L158 Benchmark]: Toolchain (without parser) took 289924.91ms. Allocated memory was 183.5MB in the beginning and 325.1MB in the end (delta: 141.6MB). Free memory was 128.6MB in the beginning and 122.4MB in the end (delta: 6.3MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,237 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory was 148.3MB in the beginning and 148.2MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 14:08:39,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.90ms. Allocated memory was 183.5MB in the beginning and 251.7MB in the end (delta: 68.2MB). Free memory was 128.5MB in the beginning and 185.9MB in the end (delta: -57.4MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.38ms. Allocated memory is still 251.7MB. Free memory was 185.9MB in the beginning and 181.2MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,238 INFO L158 Benchmark]: Boogie Preprocessor took 72.26ms. Allocated memory is still 251.7MB. Free memory was 181.2MB in the beginning and 177.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,238 INFO L158 Benchmark]: RCFGBuilder took 701.14ms. Allocated memory is still 251.7MB. Free memory was 177.5MB in the beginning and 137.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,239 INFO L158 Benchmark]: BuchiAutomizer took 288374.66ms. Allocated memory was 251.7MB in the beginning and 325.1MB in the end (delta: 73.4MB). Free memory was 137.1MB in the beginning and 122.4MB in the end (delta: 14.8MB). Peak memory consumption was 120.1MB. Max. memory is 8.0GB. [2022-07-26 14:08:39,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory was 148.3MB in the beginning and 148.2MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 699.90ms. Allocated memory was 183.5MB in the beginning and 251.7MB in the end (delta: 68.2MB). Free memory was 128.5MB in the beginning and 185.9MB in the end (delta: -57.4MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 68.38ms. Allocated memory is still 251.7MB. Free memory was 185.9MB in the beginning and 181.2MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 72.26ms. Allocated memory is still 251.7MB. Free memory was 181.2MB in the beginning and 177.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 701.14ms. Allocated memory is still 251.7MB. Free memory was 177.5MB in the beginning and 137.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * BuchiAutomizer took 288374.66ms. Allocated memory was 251.7MB in the beginning and 325.1MB in the end (delta: 73.4MB). Free memory was 137.1MB in the beginning and 122.4MB in the end (delta: 14.8MB). Peak memory consumption was 120.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer) Toolchain cancelled while BuchiCegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 447 places, 498 transitions, 1018 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 447 places, 498 transitions, 1018 flow and 11784 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 266 for 46288ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown