./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/Problem05_label57.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 18aa5fc1d9c08a1addc7a2f47f4d5509776b652c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:02:16,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:02:16,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:02:16,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:02:16,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:02:16,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:02:16,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:02:16,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:02:16,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:02:16,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:02:16,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:02:16,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:02:16,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:02:16,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:02:16,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:02:16,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:02:16,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:02:16,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:02:16,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:02:16,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:02:16,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:02:16,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:02:16,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:02:16,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:02:16,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:02:16,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:02:16,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:02:16,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:02:16,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:02:16,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:02:16,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:02:16,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:02:16,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:02:16,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:02:16,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:02:16,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:02:16,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:02:16,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:02:16,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:02:16,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:02:16,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:02:16,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:02:16,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:02:16,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:02:16,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:02:16,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:02:16,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:02:16,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:02:16,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:02:16,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:02:16,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:02:16,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:02:16,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:02:16,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:02:16,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:02:16,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:02:16,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:02:16,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:02:16,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:02:16,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:02:16,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:02:16,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:02:16,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:02:16,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:02:16,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:02:16,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:02:16,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:02:16,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:02:16,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:02:16,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:02:16,928 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 -> 18aa5fc1d9c08a1addc7a2f47f4d5509776b652c [2019-11-16 21:02:17,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:02:17,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:02:17,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:02:17,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:02:17,347 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:02:17,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2019-11-16 21:02:17,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898af1a62/640420ee45bf4bbb9544a7a6e64c77ab/FLAGbcee771d7 [2019-11-16 21:02:18,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:02:18,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label57.c [2019-11-16 21:02:19,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898af1a62/640420ee45bf4bbb9544a7a6e64c77ab/FLAGbcee771d7 [2019-11-16 21:02:19,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/898af1a62/640420ee45bf4bbb9544a7a6e64c77ab [2019-11-16 21:02:19,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:02:19,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:02:19,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:02:19,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:02:19,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:02:19,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:02:19" (1/1) ... [2019-11-16 21:02:19,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d49d38c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:19, skipping insertion in model container [2019-11-16 21:02:19,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:02:19" (1/1) ... [2019-11-16 21:02:19,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:02:19,859 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:02:23,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:02:23,196 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:02:25,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:02:25,555 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:02:25,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25 WrapperNode [2019-11-16 21:02:25,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:02:25,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:02:25,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:02:25,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:02:25,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:25,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:02:26,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:02:26,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:02:26,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:02:26,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:25" (1/1) ... [2019-11-16 21:02:26,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:02:26,614 INFO L168 Benchmark]: Toolchain (without parser) took 7141.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 750.6 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:26,615 INFO L168 Benchmark]: CDTParser took 0.90 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. [2019-11-16 21:02:26,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6085.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 883.5 MB in the end (delta: 48.1 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:26,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 529.01 ms. Allocated memory is still 1.0 GB. Free memory was 883.5 MB in the beginning and 804.4 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:26,624 INFO L168 Benchmark]: Boogie Preprocessor took 520.44 ms. Allocated memory is still 1.0 GB. Free memory was 804.4 MB in the beginning and 750.6 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:26,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 6085.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 883.5 MB in the end (delta: 48.1 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 529.01 ms. Allocated memory is still 1.0 GB. Free memory was 883.5 MB in the beginning and 804.4 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 520.44 ms. Allocated memory is still 1.0 GB. Free memory was 804.4 MB in the beginning and 750.6 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...