./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem15_label08.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 d9cc1dd0bb631e7337db73d708375fb42ff5290c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label08.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 d9cc1dd0bb631e7337db73d708375fb42ff5290c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:53,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:53,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:53,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:53,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:53,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:53,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:53,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:53,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:53,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:53,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:53,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:53,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:53,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:53,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:53,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:53,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:53,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:53,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:53,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:53,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:53,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:53,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:53,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:53,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:53,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:53,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:53,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:53,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:53,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:53,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:53,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:53,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:53,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:53,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:53,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:53,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:53,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:53,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:53,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:53,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:53,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:53,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:53,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:53,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:53,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:53,775 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:53,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:53,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:53,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:53,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:53,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:53,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:53,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:53,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:53,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:53,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:53,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:53,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:53,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:53,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:53,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:53,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:53,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:53,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:53,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:53,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:53,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:53,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:53,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:53,791 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 -> d9cc1dd0bb631e7337db73d708375fb42ff5290c [2019-11-25 22:40:54,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:54,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:54,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:54,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:54,294 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:54,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-25 22:40:54,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c9ec8e6/d0f4d34725d64f12b82e91515fa6bf94/FLAGaa3f69738 [2019-11-25 22:40:55,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:55,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-25 22:40:55,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c9ec8e6/d0f4d34725d64f12b82e91515fa6bf94/FLAGaa3f69738 [2019-11-25 22:40:55,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c9ec8e6/d0f4d34725d64f12b82e91515fa6bf94 [2019-11-25 22:40:56,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:56,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:56,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:56,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:56,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:56,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:56,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56, skipping insertion in model container [2019-11-25 22:40:56,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:55" (1/1) ... [2019-11-25 22:40:56,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:56,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:57,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:57,473 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:58,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:58,041 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:58,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58 WrapperNode [2019-11-25 22:40:58,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:58,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:58,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:58,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:58,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:58,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:58,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:58,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:58,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:58,833 INFO L168 Benchmark]: Toolchain (without parser) took 2823.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 856.3 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:58,834 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:40:58,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2036.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:58,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.78 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:58,841 INFO L168 Benchmark]: Boogie Preprocessor took 430.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:58,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2036.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.78 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 430.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:01,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:01,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:01,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:01,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:01,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:01,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:01,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:01,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:01,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:01,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:01,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:01,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:01,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:01,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:01,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:01,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:01,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:01,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:01,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:01,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:01,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:01,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:01,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:01,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:01,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:01,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:01,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:01,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:01,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:01,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:01,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:01,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:01,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:01,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:01,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:01,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:01,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:01,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:01,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:01,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:01,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:01,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:01,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:01,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:01,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:01,835 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:01,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:01,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:01,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:01,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:01,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:01,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:01,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:01,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:01,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:01,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:01,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:01,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:01,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:01,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:01,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:01,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:01,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:01,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:01,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:01,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:01,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:01,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:01,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:01,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:01,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:01,847 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 -> d9cc1dd0bb631e7337db73d708375fb42ff5290c [2019-11-25 22:41:02,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:02,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:02,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:02,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:02,377 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:02,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-25 22:41:02,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d2e9069/d5eb93f4188a4a75aea336490fe361f7/FLAG4cf7281b8 [2019-11-25 22:41:03,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:03,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-25 22:41:03,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d2e9069/d5eb93f4188a4a75aea336490fe361f7/FLAG4cf7281b8 [2019-11-25 22:41:04,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d2e9069/d5eb93f4188a4a75aea336490fe361f7 [2019-11-25 22:41:04,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:04,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:04,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:04,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:04,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:04,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:04" (1/1) ... [2019-11-25 22:41:04,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:04, skipping insertion in model container [2019-11-25 22:41:04,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:04" (1/1) ... [2019-11-25 22:41:04,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:04,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:05,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:05,618 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:06,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:06,139 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:06,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06 WrapperNode [2019-11-25 22:41:06,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:06,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:06,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:06,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:06,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:06,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:06,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:06,609 INFO L168 Benchmark]: Toolchain (without parser) took 2546.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 857.8 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:06,610 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-25 22:41:06,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2077.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:06,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.49 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:06,617 INFO L168 Benchmark]: Boogie Preprocessor took 213.62 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:06,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 2077.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.49 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.62 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...