./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem13_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:14,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:14,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:14,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:14,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:14,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:14,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:14,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:14,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:14,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:14,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:14,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:14,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:14,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:14,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:14,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:14,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:14,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:14,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:14,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:14,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:14,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:14,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:14,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:14,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:14,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:14,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:14,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:14,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:14,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:14,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:14,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:14,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:14,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:14,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:14,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:14,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:14,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:14,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:14,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:14,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:14,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:14,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:15,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:15,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:15,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:15,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:15,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:15,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:15,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:15,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:15,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:15,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:15,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:15,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:15,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:15,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:15,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:15,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:15,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:15,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:15,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:15,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:15,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:15,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:15,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:15,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:15,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:15,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:15,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:15,025 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-26 16:47:15,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:15,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:15,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:15,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:15,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:15,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-26 16:47:15,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/580404567/00558c9d10674ff2a5b6412b9daf8dcf/FLAGe04fe6b6a [2019-11-26 16:47:17,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:17,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-26 16:47:17,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/580404567/00558c9d10674ff2a5b6412b9daf8dcf/FLAGe04fe6b6a [2019-11-26 16:47:17,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/580404567/00558c9d10674ff2a5b6412b9daf8dcf [2019-11-26 16:47:17,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:17,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:17,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:17,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:17,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:17,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17, skipping insertion in model container [2019-11-26 16:47:17,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:18,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:21,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:21,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:23,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:23,525 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:23,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23 WrapperNode [2019-11-26 16:47:23,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:23,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:23,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:23,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:23,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:23,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:25,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:25,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:25,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:25,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:25,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:23" (1/1) ... [2019-11-26 16:47:26,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:26,014 INFO L168 Benchmark]: Toolchain (without parser) took 8087.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 811.7 MB in the end (delta: 138.5 MB). Peak memory consumption was 138.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:26,015 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-26 16:47:26,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5607.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 778.1 MB in the end (delta: 172.2 MB). Peak memory consumption was 172.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:26,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 1501.68 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 878.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:26,025 INFO L168 Benchmark]: Boogie Preprocessor took 971.40 ms. Allocated memory is still 1.0 GB. Free memory was 878.3 MB in the beginning and 811.7 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:26,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 5607.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 778.1 MB in the end (delta: 172.2 MB). Peak memory consumption was 172.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1501.68 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 878.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 971.40 ms. Allocated memory is still 1.0 GB. Free memory was 878.3 MB in the beginning and 811.7 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 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 0.1.24-025d5a2 [2019-11-26 16:47:30,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:30,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:30,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:30,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:30,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:30,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:30,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:30,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:30,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:30,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:30,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:30,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:30,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:30,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:30,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:30,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:30,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:30,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:30,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:30,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:30,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:30,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:30,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:30,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:30,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:30,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:30,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:30,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:30,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:30,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:30,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:30,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:30,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:30,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:30,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:30,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:30,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:30,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:30,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:30,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:30,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:30,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:30,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:30,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:30,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:30,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:30,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:30,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:30,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:30,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:30,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:30,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:30,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:30,302 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:30,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:30,303 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:30,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:30,303 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:30,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:30,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:30,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:30,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:30,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:30,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:30,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:30,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:30,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:30,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:30,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:30,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:30,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:30,316 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-26 16:47:30,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:30,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:30,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:30,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:30,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:30,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-26 16:47:31,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b322a95f/12418b4ae9014a238ebb9a18120e9f51/FLAG8027e6170 [2019-11-26 16:47:32,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:32,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-26 16:47:32,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b322a95f/12418b4ae9014a238ebb9a18120e9f51/FLAG8027e6170 [2019-11-26 16:47:33,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b322a95f/12418b4ae9014a238ebb9a18120e9f51 [2019-11-26 16:47:33,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:33,054 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:33,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:33,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:33,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:33,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:33" (1/1) ... [2019-11-26 16:47:33,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:33, skipping insertion in model container [2019-11-26 16:47:33,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:33" (1/1) ... [2019-11-26 16:47:33,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:33,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:37,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:37,386 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:39,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:39,508 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:39,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39 WrapperNode [2019-11-26 16:47:39,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:39,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:39,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:39,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:39,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:39,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:40,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:40,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:40,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:40,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:40,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:40,660 INFO L168 Benchmark]: Toolchain (without parser) took 7599.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 881.8 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:40,661 INFO L168 Benchmark]: CDTParser took 1.06 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. [2019-11-26 16:47:40,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6449.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 265.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:40,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 525.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 918.3 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:40,671 INFO L168 Benchmark]: Boogie Preprocessor took 614.60 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.8 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:40,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 6449.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 265.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 525.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 918.3 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 614.60 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.8 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...