./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/eca-rers2012/Problem06_label41.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 991978c94564683d3e1a3f611ef2626a2701ddd5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem06_label41.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 991978c94564683d3e1a3f611ef2626a2701ddd5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:25:04,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:04,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:04,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:04,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:04,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:04,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:04,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:04,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:04,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:04,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:04,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:04,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:04,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:04,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:04,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:04,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:04,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:04,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:04,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:04,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:04,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:04,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:04,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:04,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:04,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:04,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:04,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:04,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:04,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:04,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:04,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:04,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:04,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:04,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:04,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:04,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:04,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:04,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:04,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:04,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:04,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:04,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:04,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:04,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:04,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:04,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:04,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:04,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:04,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:04,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:04,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:04,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:04,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:04,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:04,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:04,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:04,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:04,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:04,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:04,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:04,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:04,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:04,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:04,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:04,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:04,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:04,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:04,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:04,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:04,933 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 -> 991978c94564683d3e1a3f611ef2626a2701ddd5 [2019-11-27 09:25:05,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:05,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:05,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:05,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:05,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:05,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-27 09:25:05,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44181cc4/2b68bbccd6ba4389a8a6784e7b5d0e51/FLAG2d52ae1da [2019-11-27 09:25:07,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:07,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-27 09:25:07,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44181cc4/2b68bbccd6ba4389a8a6784e7b5d0e51/FLAG2d52ae1da [2019-11-27 09:25:07,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44181cc4/2b68bbccd6ba4389a8a6784e7b5d0e51 [2019-11-27 09:25:07,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:07,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:07,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:07,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:07,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:07,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:07" (1/1) ... [2019-11-27 09:25:07,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:07, skipping insertion in model container [2019-11-27 09:25:07,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:07" (1/1) ... [2019-11-27 09:25:07,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:08,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:13,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:13,531 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:16,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:16,442 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:16,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16 WrapperNode [2019-11-27 09:25:16,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:16,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:16,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:16,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:16,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:16,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:17,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:17,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:17,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:17,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:16" (1/1) ... [2019-11-27 09:25:17,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:17,927 INFO L168 Benchmark]: Toolchain (without parser) took 10231.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 781.5 MB in the end (delta: 151.6 MB). Peak memory consumption was 151.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:17,929 INFO L168 Benchmark]: CDTParser took 0.46 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 09:25:17,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8747.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:17,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 687.32 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 832.2 MB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:17,939 INFO L168 Benchmark]: Boogie Preprocessor took 778.97 ms. Allocated memory is still 1.0 GB. Free memory was 832.2 MB in the beginning and 781.5 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:17,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 8747.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 687.32 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 832.2 MB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 778.97 ms. Allocated memory is still 1.0 GB. Free memory was 832.2 MB in the beginning and 781.5 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. 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-da95e15 [2019-11-27 09:25:21,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:21,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:21,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:21,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:21,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:21,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:21,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:21,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:21,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:21,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:21,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:21,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:21,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:21,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:21,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:21,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:21,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:21,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:21,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:21,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:21,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:21,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:21,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:22,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:22,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:22,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:22,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:22,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:22,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:22,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:22,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:22,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:22,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:22,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:22,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:22,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:22,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:22,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:22,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:22,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:22,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:22,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:22,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:22,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:22,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:22,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:22,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:22,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:22,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:22,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:22,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:22,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:22,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:22,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:22,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:22,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:22,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:22,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:22,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:22,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:22,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:22,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:22,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:22,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:22,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:22,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:22,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:22,114 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:22,114 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:22,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:22,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:22,117 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 -> 991978c94564683d3e1a3f611ef2626a2701ddd5 [2019-11-27 09:25:22,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:22,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:22,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:22,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:22,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:22,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-27 09:25:22,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fef452ee/557ec3ac84e74869940c4260323f78b1/FLAG263cdc1a6 [2019-11-27 09:25:24,739 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:24,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-27 09:25:24,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fef452ee/557ec3ac84e74869940c4260323f78b1/FLAG263cdc1a6 [2019-11-27 09:25:24,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fef452ee/557ec3ac84e74869940c4260323f78b1 [2019-11-27 09:25:24,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:24,917 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:24,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:24,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:24,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:24,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:24,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24, skipping insertion in model container [2019-11-27 09:25:24,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:24,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:25,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:30,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:30,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:32,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:33,017 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:33,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33 WrapperNode [2019-11-27 09:25:33,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:33,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:33,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:33,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:33,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:33,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:33,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:33,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:33,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:33,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:33,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:33,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:33,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:33,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:34,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:34,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:34,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:33" (1/1) ... [2019-11-27 09:25:34,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:34,437 INFO L168 Benchmark]: Toolchain (without parser) took 9517.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 759.4 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:34,438 INFO L168 Benchmark]: CDTParser took 2.21 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 09:25:34,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8096.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 885.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:34,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 656.77 ms. Allocated memory is still 1.0 GB. Free memory was 885.4 MB in the beginning and 809.8 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:34,447 INFO L168 Benchmark]: Boogie Preprocessor took 749.41 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 759.4 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:34,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.21 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 8096.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 885.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 269.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 656.77 ms. Allocated memory is still 1.0 GB. Free memory was 885.4 MB in the beginning and 809.8 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 749.41 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 759.4 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...