/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-lit/qw2004-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 13:44:25,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 13:44:25,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 13:44:25,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-26 13:44:25,819 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 13:44:25,848 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 13:44:25,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 13:44:25,848 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 13:44:25,848 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 13:44:25,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 13:44:25,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 13:44:25,850 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 13:44:25,850 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 13:44:25,851 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 13:44:25,851 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 13:44:25,851 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 13:44:25,852 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 13:44:25,852 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 13:44:25,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 13:44:25,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 13:44:25,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 13:44:25,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 13:44:25,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 13:44:25,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 13:44:25,855 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 13:44:25,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 13:44:26,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 13:44:26,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 13:44:26,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 13:44:26,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 13:44:26,122 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 13:44:26,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-2.i [2022-07-26 13:44:26,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e478242f/7b3d66445ee54dfba6f1fc8b254933be/FLAG992773a20 [2022-07-26 13:44:26,672 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 13:44:26,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-2.i [2022-07-26 13:44:26,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e478242f/7b3d66445ee54dfba6f1fc8b254933be/FLAG992773a20 [2022-07-26 13:44:26,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e478242f/7b3d66445ee54dfba6f1fc8b254933be [2022-07-26 13:44:26,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 13:44:26,998 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 13:44:27,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:27,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 13:44:27,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 13:44:27,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:26" (1/1) ... [2022-07-26 13:44:27,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49567c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27, skipping insertion in model container [2022-07-26 13:44:27,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:26" (1/1) ... [2022-07-26 13:44:27,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 13:44:27,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 13:44:27,330 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-lit/qw2004-2.i[30003,30016] [2022-07-26 13:44:27,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:27,356 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 13:44:27,403 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-lit/qw2004-2.i[30003,30016] [2022-07-26 13:44:27,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:27,448 INFO L208 MainTranslator]: Completed translation [2022-07-26 13:44:27,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27 WrapperNode [2022-07-26 13:44:27,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:27,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:27,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 13:44:27,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 13:44:27,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,506 INFO L137 Inliner]: procedures = 175, calls = 32, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 109 [2022-07-26 13:44:27,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:27,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 13:44:27,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 13:44:27,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 13:44:27,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 13:44:27,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 13:44:27,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 13:44:27,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 13:44:27,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (1/1) ... [2022-07-26 13:44:27,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:44:27,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:44:27,572 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 13:44:27,587 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 13:44:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-07-26 13:44:27,611 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-07-26 13:44:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 13:44:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-26 13:44:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 13:44:27,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 13:44:27,614 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 13:44:27,722 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 13:44:27,723 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 13:44:27,913 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 13:44:27,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 13:44:27,953 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-26 13:44:27,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:27 BoogieIcfgContainer [2022-07-26 13:44:27,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 13:44:27,956 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 13:44:27,956 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 13:44:27,964 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 13:44:27,965 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:27,965 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 01:44:26" (1/3) ... [2022-07-26 13:44:27,966 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e92c7e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:27, skipping insertion in model container [2022-07-26 13:44:27,966 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:27,967 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:27" (2/3) ... [2022-07-26 13:44:27,967 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e92c7e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:27, skipping insertion in model container [2022-07-26 13:44:27,967 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:27,967 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:27" (3/3) ... [2022-07-26 13:44:27,969 INFO L322 chiAutomizerObserver]: Analyzing ICFG qw2004-2.i [2022-07-26 13:44:28,054 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-26 13:44:28,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 116 transitions, 237 flow [2022-07-26 13:44:28,158 INFO L129 PetriNetUnfolder]: 6/114 cut-off events. [2022-07-26 13:44:28,159 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-26 13:44:28,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 114 events. 6/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 114 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2022-07-26 13:44:28,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 116 transitions, 237 flow [2022-07-26 13:44:28,178 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 114 transitions, 231 flow [2022-07-26 13:44:28,181 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-26 13:44:28,194 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 114 transitions, 231 flow [2022-07-26 13:44:28,197 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 114 transitions, 231 flow [2022-07-26 13:44:28,197 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 114 transitions, 231 flow [2022-07-26 13:44:28,229 INFO L129 PetriNetUnfolder]: 6/114 cut-off events. [2022-07-26 13:44:28,229 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-26 13:44:28,232 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 114 events. 6/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 113 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2022-07-26 13:44:28,234 INFO L116 LiptonReduction]: Number of co-enabled transitions 3540 [2022-07-26 13:44:30,774 INFO L131 LiptonReduction]: Checked pairs total: 3724 [2022-07-26 13:44:30,774 INFO L133 LiptonReduction]: Total number of compositions: 126 [2022-07-26 13:44:30,793 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2022-07-26 13:44:30,793 INFO L302 stractBuchiCegarLoop]: Hoare is false [2022-07-26 13:44:30,794 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-26 13:44:30,794 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-26 13:44:30,794 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-26 13:44:30,794 INFO L306 stractBuchiCegarLoop]: Difference is false [2022-07-26 13:44:30,794 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-26 13:44:30,794 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-26 13:44:30,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-26 13:44:30,821 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-26 13:44:30,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-26 13:44:30,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.07 01:44:30 BoogieIcfgContainer [2022-07-26 13:44:30,825 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-26 13:44:30,826 INFO L158 Benchmark]: Toolchain (without parser) took 3827.37ms. Allocated memory was 182.5MB in the beginning and 250.6MB in the end (delta: 68.2MB). Free memory was 122.8MB in the beginning and 96.2MB in the end (delta: 26.7MB). Peak memory consumption was 96.2MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,826 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 182.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 13:44:30,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.13ms. Allocated memory was 182.5MB in the beginning and 250.6MB in the end (delta: 68.2MB). Free memory was 122.6MB in the beginning and 209.5MB in the end (delta: -86.9MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.05ms. Allocated memory is still 250.6MB. Free memory was 209.5MB in the beginning and 207.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,828 INFO L158 Benchmark]: Boogie Preprocessor took 30.90ms. Allocated memory is still 250.6MB. Free memory was 207.4MB in the beginning and 206.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,828 INFO L158 Benchmark]: RCFGBuilder took 415.85ms. Allocated memory is still 250.6MB. Free memory was 205.8MB in the beginning and 191.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,829 INFO L158 Benchmark]: BuchiAutomizer took 2869.29ms. Allocated memory is still 250.6MB. Free memory was 191.7MB in the beginning and 96.2MB in the end (delta: 95.5MB). Peak memory consumption was 97.1MB. Max. memory is 8.0GB. [2022-07-26 13:44:30,831 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 182.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 448.13ms. Allocated memory was 182.5MB in the beginning and 250.6MB in the end (delta: 68.2MB). Free memory was 122.6MB in the beginning and 209.5MB in the end (delta: -86.9MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.05ms. Allocated memory is still 250.6MB. Free memory was 209.5MB in the beginning and 207.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.90ms. Allocated memory is still 250.6MB. Free memory was 207.4MB in the beginning and 206.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 415.85ms. Allocated memory is still 250.6MB. Free memory was 205.8MB in the beginning and 191.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 2869.29ms. Allocated memory is still 250.6MB. Free memory was 191.7MB in the beginning and 96.2MB in the end (delta: 95.5MB). Peak memory consumption was 97.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 2.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.6s, 112 PlacesBefore, 17 PlacesAfterwards, 114 TransitionsBefore, 16 TransitionsAfterwards, 3540 CoEnabledTransitionPairs, 6 FixpointIterations, 23 TrivialSequentialCompositions, 79 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 21 ConcurrentYvCompositions, 3 ChoiceCompositions, 126 TotalNumberOfCompositions, 3724 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3137, positive: 3056, positive conditional: 0, positive unconditional: 3056, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2630, positive: 2588, positive conditional: 0, positive unconditional: 2588, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2630, positive: 2579, positive conditional: 0, positive unconditional: 2579, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3137, positive: 468, positive conditional: 0, positive unconditional: 468, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 2630, unknown conditional: 0, unknown unconditional: 2630] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 RESULT: Ultimate proved your program to be correct! [2022-07-26 13:44:30,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...