./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.02.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.02.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:22:12,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:12,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:12,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:12,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:12,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:12,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:12,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:12,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:12,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:12,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:12,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:12,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:12,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:12,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:12,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:12,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:12,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:12,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:12,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:12,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:12,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:12,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:12,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:12,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:12,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:12,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:12,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:12,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:12,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:12,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:12,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:12,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:12,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:12,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:12,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:12,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:12,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:12,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:12,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:12,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:12,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:12,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:12,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:12,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:12,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:12,749 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:12,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:12,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:12,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:12,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:12,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:12,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:12,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:12,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:12,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:12,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:12,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:12,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:12,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:12,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:12,760 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:12,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:12,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:12,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:12,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:12,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:12,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:12,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:12,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:12,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-27 16:22:13,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:13,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:13,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:13,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:13,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:13,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 16:22:13,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b26665f/0bdb88057e564aa48f8322047a495e92/FLAGec39f5b25 [2019-11-27 16:22:14,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:14,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 16:22:14,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b26665f/0bdb88057e564aa48f8322047a495e92/FLAGec39f5b25 [2019-11-27 16:22:14,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b26665f/0bdb88057e564aa48f8322047a495e92 [2019-11-27 16:22:14,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:14,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:14,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:14,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:14,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:14,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:14,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:14, skipping insertion in model container [2019-11-27 16:22:14,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:14" (1/1) ... [2019-11-27 16:22:14,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:14,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:15,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:15,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:15,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:15,770 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:15,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15 WrapperNode [2019-11-27 16:22:15,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:15,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:15,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:15,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:15,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:15,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:15,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:15,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:15,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:15,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:15,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:15,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:15,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:15,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:16,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:16,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:16,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:15" (1/1) ... [2019-11-27 16:22:16,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:16,068 INFO L168 Benchmark]: Toolchain (without parser) took 1322.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:16,071 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:16,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1045.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:16,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.24 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:16,082 INFO L168 Benchmark]: Boogie Preprocessor took 104.31 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:16,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1045.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.24 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.31 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:19,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:19,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:19,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:19,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:19,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:19,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:19,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:19,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:19,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:19,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:19,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:19,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:19,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:19,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:19,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:19,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:19,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:19,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:20,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:20,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:20,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:20,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:20,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:20,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:20,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:20,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:20,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:20,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:20,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:20,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:20,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:20,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:20,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:20,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:20,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:20,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:20,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:20,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:20,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:20,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:20,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:20,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:20,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:20,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:20,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:20,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:20,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:20,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:20,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:20,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:20,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:20,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:20,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:20,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:20,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:20,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:20,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:20,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:20,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:20,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:20,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:20,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:20,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:20,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:20,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:20,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:20,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:20,132 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:20,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:20,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:20,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:20,136 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-27 16:22:20,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:20,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:20,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:20,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:20,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:20,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 16:22:20,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa3416a8/55db0158abb947c18ab4c5bb88ed00c5/FLAGafe457ed8 [2019-11-27 16:22:22,064 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:22,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 16:22:22,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa3416a8/55db0158abb947c18ab4c5bb88ed00c5/FLAGafe457ed8 [2019-11-27 16:22:22,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa3416a8/55db0158abb947c18ab4c5bb88ed00c5 [2019-11-27 16:22:22,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:22,146 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:22,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:22,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:22,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:22,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:22, skipping insertion in model container [2019-11-27 16:22:22,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:22" (1/1) ... [2019-11-27 16:22:22,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:22,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:22,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:23,000 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:23,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:23,176 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:23,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23 WrapperNode [2019-11-27 16:22:23,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:23,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:23,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:23,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:23,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:23,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:23,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:23,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:23,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:23,461 INFO L168 Benchmark]: Toolchain (without parser) took 1303.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.9 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:23,465 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:23,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1023.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.6 MB in the end (delta: -24.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:23,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:23,478 INFO L168 Benchmark]: Boogie Preprocessor took 120.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:23,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1023.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.6 MB in the end (delta: -24.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...