./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label11.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/eca-rers2012/Problem17_label11.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 f561115abc121589bc5cbd60bc3a7bd471fc0686 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label11.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 f561115abc121589bc5cbd60bc3a7bd471fc0686 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:15,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:15,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:15,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:15,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:15,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:15,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:15,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:16,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:16,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:16,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:16,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:16,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:16,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:16,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:16,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:16,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:16,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:16,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:16,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:16,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:16,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:16,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:16,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:16,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:16,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:16,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:16,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:16,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:16,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:16,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:16,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:16,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:16,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:16,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:16,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:16,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:16,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:16,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:16,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:16,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:16,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:16,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:16,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:16,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:16,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:16,169 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:16,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:16,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:16,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:16,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:16,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:16,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:16,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:16,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:16,178 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:16,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:16,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:16,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:16,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:16,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:16,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:16,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:16,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:16,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:16,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:16,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:16,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:16,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:16,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:16,189 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 -> f561115abc121589bc5cbd60bc3a7bd471fc0686 [2019-11-27 15:59:16,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:16,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:16,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:16,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:16,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:16,838 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-27 15:59:17,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d928c03/f200e59f9ac34450a82380dcfb1c3e14/FLAG3df0eaae2 [2019-11-27 15:59:18,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:18,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-27 15:59:18,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d928c03/f200e59f9ac34450a82380dcfb1c3e14/FLAG3df0eaae2 [2019-11-27 15:59:18,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d928c03/f200e59f9ac34450a82380dcfb1c3e14 [2019-11-27 15:59:18,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:18,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:18,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:18,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:18,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:18,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18, skipping insertion in model container [2019-11-27 15:59:18,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:19,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:21,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:21,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:22,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:22,366 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:22,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22 WrapperNode [2019-11-27 15:59:22,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:22,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:22,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:22,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:22,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:22,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:23,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:23,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:23,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:23,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:22" (1/1) ... [2019-11-27 15:59:23,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:23,924 INFO L168 Benchmark]: Toolchain (without parser) took 5154.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.2 MB in the end (delta: 174.8 MB). Peak memory consumption was 174.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:23,927 INFO L168 Benchmark]: CDTParser took 2.95 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 15:59:23,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3601.00 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:23,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 760.57 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:23,938 INFO L168 Benchmark]: Boogie Preprocessor took 782.06 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:23,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 3601.00 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 760.57 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 782.06 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 0.1.24-509859d [2019-11-27 15:59:27,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:27,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:27,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:27,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:27,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:27,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:27,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:27,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:27,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:27,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:27,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:27,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:27,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:27,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:27,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:27,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:27,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:28,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:28,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:28,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:28,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:28,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:28,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:28,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:28,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:28,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:28,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:28,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:28,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:28,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:28,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:28,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:28,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:28,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:28,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:28,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:28,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:28,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:28,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:28,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:28,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:28,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:28,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:28,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:28,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:28,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:28,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:28,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:28,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:28,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:28,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:28,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:28,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:28,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:28,139 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:28,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:28,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:28,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:28,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:28,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:28,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:28,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:28,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:28,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:28,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:28,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:28,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:28,148 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:28,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:28,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:28,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:28,151 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 -> f561115abc121589bc5cbd60bc3a7bd471fc0686 [2019-11-27 15:59:28,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:28,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:28,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:28,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:28,782 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:28,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-27 15:59:28,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7743363ee/5a8f3f9ff6c346e8b6678c1abaf09877/FLAGbeb1bf892 [2019-11-27 15:59:30,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:30,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label11.c [2019-11-27 15:59:30,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7743363ee/5a8f3f9ff6c346e8b6678c1abaf09877/FLAGbeb1bf892 [2019-11-27 15:59:30,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7743363ee/5a8f3f9ff6c346e8b6678c1abaf09877 [2019-11-27 15:59:30,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:30,662 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:30,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:30,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:30,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:30,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:30,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30, skipping insertion in model container [2019-11-27 15:59:30,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:30,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:30,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:33,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:33,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:34,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:34,908 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:34,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34 WrapperNode [2019-11-27 15:59:34,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:34,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:34,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:34,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:34,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:35,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:35,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:35,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:35,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:35,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:35,771 INFO L168 Benchmark]: Toolchain (without parser) took 5104.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.8 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:35,774 INFO L168 Benchmark]: CDTParser took 0.96 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 15:59:35,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4245.46 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:35,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 415.45 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.1 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:35,785 INFO L168 Benchmark]: Boogie Preprocessor took 430.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.1 MB in the beginning and 781.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:35,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 4245.46 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 415.45 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.1 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 430.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.1 MB in the beginning and 781.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...