./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label49.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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:51,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:51,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:51,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:51,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:51,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:51,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:51,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:51,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:51,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:51,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:51,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:51,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:51,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:51,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:51,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:51,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:51,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:51,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:51,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:51,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:51,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:51,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:51,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:51,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:51,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:51,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:51,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:51,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:51,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:51,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:51,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:51,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:51,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:51,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:51,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:51,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:51,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:51,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:51,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:51,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:51,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:51,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:51,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:51,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:51,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:51,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:51,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:51,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:51,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:51,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:51,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:51,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:51,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:51,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:51,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:51,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:51,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:51,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:51,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:51,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:51,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:51,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:51,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:51,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:51,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:51,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:51,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:51,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:51,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:51,949 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-27 15:55:52,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:52,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:52,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:52,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:52,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:52,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-27 15:55:52,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db13e9e91/f2bfef3a70d140f9b37f5bafc7ff1c83/FLAG88fe5cf56 [2019-11-27 15:55:54,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:54,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-27 15:55:54,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db13e9e91/f2bfef3a70d140f9b37f5bafc7ff1c83/FLAG88fe5cf56 [2019-11-27 15:55:54,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db13e9e91/f2bfef3a70d140f9b37f5bafc7ff1c83 [2019-11-27 15:55:54,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:54,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:54,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:54,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:54,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:54,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:54" (1/1) ... [2019-11-27 15:55:54,932 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 27.11 03:55:54, skipping insertion in model container [2019-11-27 15:55:54,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:54" (1/1) ... [2019-11-27 15:55:54,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:55,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:58,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:58,510 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:59,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:59,888 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:59,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59 WrapperNode [2019-11-27 15:55:59,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:59,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:59,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:59,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:59,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:00,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:00,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:00,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:00,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:00,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:00,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:00,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:00,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:00,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:01,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:01,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:01,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:56:01,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:01,498 INFO L168 Benchmark]: Toolchain (without parser) took 6587.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 717.7 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:01,500 INFO L168 Benchmark]: CDTParser took 1.70 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 15:56:01,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4985.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 825.1 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:01,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 885.99 ms. Allocated memory is still 1.0 GB. Free memory was 825.1 MB in the beginning and 756.4 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:01,510 INFO L168 Benchmark]: Boogie Preprocessor took 706.11 ms. Allocated memory is still 1.0 GB. Free memory was 756.4 MB in the beginning and 717.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:01,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 4985.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 825.1 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 885.99 ms. Allocated memory is still 1.0 GB. Free memory was 825.1 MB in the beginning and 756.4 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 706.11 ms. Allocated memory is still 1.0 GB. Free memory was 756.4 MB in the beginning and 717.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 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 15:56:05,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:05,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:05,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:05,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:05,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:05,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:05,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:06,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:06,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:06,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:06,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:06,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:06,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:06,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:06,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:06,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:06,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:06,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:06,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:06,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:06,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:06,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:06,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:06,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:06,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:06,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:06,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:06,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:06,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:06,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:06,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:06,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:06,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:06,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:06,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:06,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:06,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:06,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:06,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:06,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:06,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:06,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:06,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:06,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:06,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:06,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:06,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:06,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:06,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:06,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:06,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:06,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:06,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:06,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:06,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:06,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:06,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:06,214 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:06,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:06,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:06,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:06,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:06,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:06,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:06,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:06,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:06,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:06,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:06,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:06,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:06,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:06,225 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-27 15:56:06,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:06,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:06,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:06,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:06,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:06,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-27 15:56:07,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee12ede4/c7e8e8d6e23b4713b3105e49bbe4954c/FLAGb3b06a3e8 [2019-11-27 15:56:08,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:08,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-27 15:56:08,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee12ede4/c7e8e8d6e23b4713b3105e49bbe4954c/FLAGb3b06a3e8 [2019-11-27 15:56:09,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee12ede4/c7e8e8d6e23b4713b3105e49bbe4954c [2019-11-27 15:56:09,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:09,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:09,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:09,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:09,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:09,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:09" (1/1) ... [2019-11-27 15:56:09,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:09, skipping insertion in model container [2019-11-27 15:56:09,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:09" (1/1) ... [2019-11-27 15:56:09,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:09,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:12,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:12,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:14,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:14,188 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:14,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14 WrapperNode [2019-11-27 15:56:14,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:14,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:14,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:14,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:14,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:14,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:14,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:14,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:14,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:15,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:15,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:15,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:15,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:15,610 INFO L168 Benchmark]: Toolchain (without parser) took 6588.88 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 942.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 292.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,611 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:15,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5172.26 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 775.0 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.02 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,620 INFO L168 Benchmark]: Boogie Preprocessor took 889.32 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 942.6 MB in the end (delta: -202.2 MB). Peak memory consumption was 78.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 5172.26 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 775.0 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.02 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 889.32 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 942.6 MB in the end (delta: -202.2 MB). Peak memory consumption was 78.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...