./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label30.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 3e548f1fb6577c04aa8e99ef3b8becf091452410 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label30.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 3e548f1fb6577c04aa8e99ef3b8becf091452410 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:47,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:47,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:47,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:47,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:47,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:47,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:47,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:47,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:47,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:47,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:47,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:47,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:47,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:47,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:47,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:47,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:47,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:47,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:47,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:47,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:47,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:47,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:47,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:47,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:47,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:47,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:47,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:47,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:47,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:47,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:47,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:47,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:47,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:47,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:47,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:47,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:47,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:47,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:47,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:47,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:47,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:47,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:47,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:47,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:47,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:47,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:47,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:47,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:47,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:47,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:47,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:47,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:47,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:47,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:47,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:47,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:47,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:47,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:47,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:47,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:47,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:47,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:47,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:47,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:47,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:47,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:47,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:47,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:47,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:47,957 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 -> 3e548f1fb6577c04aa8e99ef3b8becf091452410 [2019-11-27 09:34:48,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:48,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:48,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:48,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:48,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:48,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 09:34:48,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581585e49/6b269fe108044212839c12e72806b20b/FLAG144428b61 [2019-11-27 09:34:50,475 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:50,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 09:34:50,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581585e49/6b269fe108044212839c12e72806b20b/FLAG144428b61 [2019-11-27 09:34:50,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581585e49/6b269fe108044212839c12e72806b20b [2019-11-27 09:34:50,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:50,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:50,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:50,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:50,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:50,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:50,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50, skipping insertion in model container [2019-11-27 09:34:50,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:50,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:51,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:54,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:54,792 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:56,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:56,445 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:56,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56 WrapperNode [2019-11-27 09:34:56,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:56,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:56,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:56,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:56,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:56,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:57,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:57,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:57,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:57,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:57,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:58,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:58,786 INFO L168 Benchmark]: Toolchain (without parser) took 7871.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 812.5 MB in the end (delta: 130.6 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,787 INFO L168 Benchmark]: CDTParser took 1.60 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 09:34:58,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5531.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 790.1 MB in the end (delta: 152.9 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 1505.22 ms. Allocated memory is still 1.0 GB. Free memory was 790.1 MB in the beginning and 878.2 MB in the end (delta: -88.0 MB). Peak memory consumption was 153.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,798 INFO L168 Benchmark]: Boogie Preprocessor took 823.48 ms. Allocated memory is still 1.0 GB. Free memory was 878.2 MB in the beginning and 812.5 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:58,811 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 5531.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 790.1 MB in the end (delta: 152.9 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1505.22 ms. Allocated memory is still 1.0 GB. Free memory was 790.1 MB in the beginning and 878.2 MB in the end (delta: -88.0 MB). Peak memory consumption was 153.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 823.48 ms. Allocated memory is still 1.0 GB. Free memory was 878.2 MB in the beginning and 812.5 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 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-da95e15 [2019-11-27 09:35:02,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:02,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:02,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:02,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:02,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:02,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:02,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:02,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:02,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:02,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:02,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:02,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:02,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:02,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:02,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:02,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:02,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:02,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:02,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:02,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:02,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:02,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:02,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:02,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:02,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:02,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:02,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:02,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:02,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:02,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:02,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:02,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:02,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:02,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:02,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:02,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:02,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:02,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:02,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:02,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:02,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:02,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:02,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:02,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:02,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:02,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:02,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:02,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:02,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:02,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:02,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:02,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:02,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:02,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:02,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:02,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:02,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:02,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:02,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:02,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:02,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:02,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:02,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:02,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:02,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:02,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:02,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:02,960 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:02,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:02,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:02,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:02,963 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 -> 3e548f1fb6577c04aa8e99ef3b8becf091452410 [2019-11-27 09:35:03,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:03,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:03,608 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:03,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:03,618 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:03,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 09:35:03,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3238a3aa1/c1d07c076a3c4af581cc4b4e95bf00ab/FLAG81ecc49bb [2019-11-27 09:35:05,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:05,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2019-11-27 09:35:05,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3238a3aa1/c1d07c076a3c4af581cc4b4e95bf00ab/FLAG81ecc49bb [2019-11-27 09:35:05,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3238a3aa1/c1d07c076a3c4af581cc4b4e95bf00ab [2019-11-27 09:35:05,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:05,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:05,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:05,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:05,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:05,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:06,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:05, skipping insertion in model container [2019-11-27 09:35:06,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:06,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:06,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:10,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:10,260 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:12,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:12,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:12,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12 WrapperNode [2019-11-27 09:35:12,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:12,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:12,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:12,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:12,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:12,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:13,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:13,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:13,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:13,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,706 INFO L168 Benchmark]: Toolchain (without parser) took 7721.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 891.7 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,707 INFO L168 Benchmark]: CDTParser took 0.33 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 09:35:13,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6264.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 719.5 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 817.91 ms. Allocated memory is still 1.0 GB. Free memory was 719.5 MB in the beginning and 928.5 MB in the end (delta: -209.0 MB). Peak memory consumption was 43.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,719 INFO L168 Benchmark]: Boogie Preprocessor took 627.70 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 891.7 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,731 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 6264.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 719.5 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 817.91 ms. Allocated memory is still 1.0 GB. Free memory was 719.5 MB in the beginning and 928.5 MB in the end (delta: -209.0 MB). Peak memory consumption was 43.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 627.70 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 891.7 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...