/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/qw2004-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 12:10:27,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:10:27,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:10:27,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 12:10:27,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-07-22 12:10:27,326 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:10:27,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:10:27,328 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:10:27,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:10:27,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:10:27,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:10:27,331 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:10:27,331 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 12:10:27,332 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 12:10:27,333 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 12:10:27,333 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 12:10:27,334 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 12:10:27,334 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 12:10:27,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:10:27,335 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:10:27,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 12:10:27,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:10:27,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:10:27,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:10:27,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 12:10:27,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 12:10:27,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 12:10:27,337 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:10:27,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:10:27,338 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 12:10:27,338 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:10:27,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 12:10:27,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:10:27,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:10:27,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:10:27,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:10:27,342 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 12:10:27,343 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 12:10:27,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:10:27,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:10:27,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:10:27,830 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:10:27,831 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:10:27,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-1.i [2022-07-22 12:10:27,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015497354/eebf3506da9945acad4dcd8cbb6fa611/FLAG7f6c9d95a [2022-07-22 12:10:28,660 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:10:28,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-1.i [2022-07-22 12:10:28,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015497354/eebf3506da9945acad4dcd8cbb6fa611/FLAG7f6c9d95a [2022-07-22 12:10:28,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015497354/eebf3506da9945acad4dcd8cbb6fa611 [2022-07-22 12:10:28,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:10:28,882 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 12:10:28,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:10:28,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:10:28,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:10:28,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:10:28" (1/1) ... [2022-07-22 12:10:28,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23092838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:28, skipping insertion in model container [2022-07-22 12:10:28,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:10:28" (1/1) ... [2022-07-22 12:10:28,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:10:28,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:10:29,463 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/qw2004-1.i[30003,30016] [2022-07-22 12:10:29,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:10:29,507 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:10:29,634 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/qw2004-1.i[30003,30016] [2022-07-22 12:10:29,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:10:29,719 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:10:29,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29 WrapperNode [2022-07-22 12:10:29,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:10:29,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:10:29,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:10:29,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:10:29,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,819 INFO L137 Inliner]: procedures = 175, calls = 23, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 95 [2022-07-22 12:10:29,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:10:29,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:10:29,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:10:29,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:10:29,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:10:29,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:10:29,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:10:29,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:10:29,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (1/1) ... [2022-07-22 12:10:29,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:10:29,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:10:29,940 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) [2022-07-22 12:10:29,952 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 [2022-07-22 12:10:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-07-22 12:10:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-07-22 12:10:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:10:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 12:10:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:10:30,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:10:30,014 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-22 12:10:30,139 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:10:30,142 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:10:30,348 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:10:30,396 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:10:30,396 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 12:10:30,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:10:30 BoogieIcfgContainer [2022-07-22 12:10:30,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:10:30,406 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 12:10:30,406 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 12:10:30,410 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 12:10:30,411 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:10:30,412 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:10:28" (1/3) ... [2022-07-22 12:10:30,413 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bdb7568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:10:30, skipping insertion in model container [2022-07-22 12:10:30,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:10:30,414 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:10:29" (2/3) ... [2022-07-22 12:10:30,415 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bdb7568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:10:30, skipping insertion in model container [2022-07-22 12:10:30,415 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:10:30,415 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:10:30" (3/3) ... [2022-07-22 12:10:30,417 INFO L322 chiAutomizerObserver]: Analyzing ICFG qw2004-1.i [2022-07-22 12:10:30,567 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-22 12:10:30,618 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 111 transitions, 227 flow [2022-07-22 12:10:30,669 INFO L129 PetriNetUnfolder]: 6/109 cut-off events. [2022-07-22 12:10:30,669 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-22 12:10:30,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 109 events. 6/109 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 104 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2022-07-22 12:10:30,677 INFO L82 GeneralOperation]: Start removeDead. Operand has 108 places, 111 transitions, 227 flow [2022-07-22 12:10:30,689 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 109 transitions, 221 flow [2022-07-22 12:10:30,694 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:10:30,711 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 109 transitions, 221 flow [2022-07-22 12:10:30,715 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 109 transitions, 221 flow [2022-07-22 12:10:30,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 109 transitions, 221 flow [2022-07-22 12:10:30,743 INFO L129 PetriNetUnfolder]: 6/109 cut-off events. [2022-07-22 12:10:30,744 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-22 12:10:30,745 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 109 events. 6/109 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 102 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2022-07-22 12:10:30,753 INFO L116 LiptonReduction]: Number of co-enabled transitions 3190 [2022-07-22 12:10:34,554 INFO L131 LiptonReduction]: Checked pairs total: 3312 [2022-07-22 12:10:34,554 INFO L133 LiptonReduction]: Total number of compositions: 127 [2022-07-22 12:10:34,580 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:10:34,580 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:10:34,580 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:10:34,580 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:10:34,580 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:10:34,580 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:10:34,581 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:10:34,581 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:10:34,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:10:34,619 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 12:10:34,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-22 12:10:34,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:10:34 BoogieIcfgContainer [2022-07-22 12:10:34,626 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 12:10:34,628 INFO L158 Benchmark]: Toolchain (without parser) took 5749.09ms. Allocated memory was 152.0MB in the beginning and 209.7MB in the end (delta: 57.7MB). Free memory was 129.4MB in the beginning and 106.5MB in the end (delta: 22.8MB). Peak memory consumption was 81.0MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,629 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 152.0MB. Free memory was 121.9MB in the beginning and 121.8MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:10:34,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.17ms. Allocated memory is still 152.0MB. Free memory was 129.2MB in the beginning and 127.2MB in the end (delta: 2.0MB). Peak memory consumption was 14.5MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.06ms. Allocated memory is still 152.0MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,631 INFO L158 Benchmark]: Boogie Preprocessor took 60.75ms. Allocated memory is still 152.0MB. Free memory was 124.9MB in the beginning and 123.7MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,632 INFO L158 Benchmark]: RCFGBuilder took 515.71ms. Allocated memory is still 152.0MB. Free memory was 123.7MB in the beginning and 110.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,633 INFO L158 Benchmark]: BuchiAutomizer took 4220.38ms. Allocated memory was 152.0MB in the beginning and 209.7MB in the end (delta: 57.7MB). Free memory was 110.2MB in the beginning and 106.5MB in the end (delta: 3.7MB). Peak memory consumption was 62.2MB. Max. memory is 8.0GB. [2022-07-22 12:10:34,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 152.0MB. Free memory was 121.9MB in the beginning and 121.8MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 836.17ms. Allocated memory is still 152.0MB. Free memory was 129.2MB in the beginning and 127.2MB in the end (delta: 2.0MB). Peak memory consumption was 14.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 99.06ms. Allocated memory is still 152.0MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.75ms. Allocated memory is still 152.0MB. Free memory was 124.9MB in the beginning and 123.7MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 515.71ms. Allocated memory is still 152.0MB. Free memory was 123.7MB in the beginning and 110.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 4220.38ms. Allocated memory was 152.0MB in the beginning and 209.7MB in the end (delta: 57.7MB). Free memory was 110.2MB in the beginning and 106.5MB in the end (delta: 3.7MB). Peak memory consumption was 62.2MB. 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 4.0s 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: 3.9s - 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: 3.8s, 107 PlacesBefore, 14 PlacesAfterwards, 109 TransitionsBefore, 12 TransitionsAfterwards, 3190 CoEnabledTransitionPairs, 7 FixpointIterations, 23 TrivialSequentialCompositions, 74 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 26 ConcurrentYvCompositions, 4 ChoiceCompositions, 127 TotalNumberOfCompositions, 3312 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2870, positive: 2795, positive conditional: 0, positive unconditional: 2795, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2406, positive: 2367, positive conditional: 0, positive unconditional: 2367, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2406, positive: 2355, positive conditional: 0, positive unconditional: 2355, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2870, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 2406, unknown conditional: 0, unknown unconditional: 2406] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 15, Positive conditional cache size: 0, Positive unconditional cache size: 15, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 RESULT: Ultimate proved your program to be correct! [2022-07-22 12:10:34,695 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...