./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label55.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/Problem13_label55.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 ea71543d45d64cbb5e8c897468d606c2118541b0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label55.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 ea71543d45d64cbb5e8c897468d606c2118541b0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:55,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:55,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:55,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:55,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:55,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:55,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:55,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:55,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:55,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:55,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:55,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:55,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:55,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:55,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:55,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:55,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:55,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:55,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:55,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:55,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:55,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:55,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:55,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:55,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:55,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:55,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:55,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:55,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:55,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:55,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:55,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:55,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:55,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:55,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:55,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:55,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:55,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:55,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:55,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:55,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:55,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:55,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:55,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:55,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:55,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:55,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:55,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:55,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:55,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:55,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:55,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:55,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:55,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:55,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:55,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:55,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:55,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:55,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:55,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:55,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:55,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:55,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:55,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:55,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:55,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:55,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:55,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:55,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:55,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:55,982 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 -> ea71543d45d64cbb5e8c897468d606c2118541b0 [2019-11-27 15:56:56,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:56,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:56,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:56,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:56,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:56,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label55.c [2019-11-27 15:56:56,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf8e9fbd6/2b8fce8541704f28829472228ddcb210/FLAG95408d5cc [2019-11-27 15:56:58,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:58,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label55.c [2019-11-27 15:56:58,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf8e9fbd6/2b8fce8541704f28829472228ddcb210/FLAG95408d5cc [2019-11-27 15:56:58,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf8e9fbd6/2b8fce8541704f28829472228ddcb210 [2019-11-27 15:56:58,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:58,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:58,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:58,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:58,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:58,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:58" (1/1) ... [2019-11-27 15:56:58,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:58, skipping insertion in model container [2019-11-27 15:56:58,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:58" (1/1) ... [2019-11-27 15:56:58,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:59,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:02,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:02,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:04,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:04,390 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:04,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04 WrapperNode [2019-11-27 15:57:04,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:04,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:04,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:04,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:04,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:04,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:05,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:05,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:05,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:05,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:05,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:05,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:06,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:06,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:06,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:06,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:06,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:04" (1/1) ... [2019-11-27 15:57:07,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:07,110 INFO L168 Benchmark]: Toolchain (without parser) took 8236.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 812.8 MB in the end (delta: 131.7 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:07,111 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 15:57:07,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5517.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 793.9 MB in the end (delta: 150.6 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:07,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 1547.32 ms. Allocated memory is still 1.0 GB. Free memory was 793.9 MB in the beginning and 884.2 MB in the end (delta: -90.3 MB). Peak memory consumption was 162.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:07,122 INFO L168 Benchmark]: Boogie Preprocessor took 1156.70 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 812.8 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:07,134 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 5517.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 793.9 MB in the end (delta: 150.6 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1547.32 ms. Allocated memory is still 1.0 GB. Free memory was 793.9 MB in the beginning and 884.2 MB in the end (delta: -90.3 MB). Peak memory consumption was 162.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1156.70 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 812.8 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 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 15:57:11,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:11,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:11,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:11,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:11,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:11,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:11,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:11,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:11,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:11,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:11,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:11,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:11,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:11,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:11,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:11,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:11,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:11,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:11,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:11,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:11,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:11,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:11,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:11,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:11,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:11,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:11,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:11,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:11,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:11,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:11,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:11,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:11,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:11,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:11,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:11,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:11,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:11,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:11,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:11,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:11,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:11,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:11,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:11,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:11,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:11,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:11,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:11,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:11,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:11,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:11,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:11,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:11,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:11,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:11,253 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:11,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:11,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:11,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:11,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:11,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:11,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:11,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:11,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:11,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:11,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:11,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:11,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:11,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:11,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:11,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:11,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:11,264 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 -> ea71543d45d64cbb5e8c897468d606c2118541b0 [2019-11-27 15:57:11,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:11,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:11,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:11,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:11,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:11,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label55.c [2019-11-27 15:57:12,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ac5b17f/bf6c3c9990db45bda4833fe2da0fe9cc/FLAG1bab43b90 [2019-11-27 15:57:13,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:13,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label55.c [2019-11-27 15:57:13,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ac5b17f/bf6c3c9990db45bda4833fe2da0fe9cc/FLAG1bab43b90 [2019-11-27 15:57:14,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ac5b17f/bf6c3c9990db45bda4833fe2da0fe9cc [2019-11-27 15:57:14,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:14,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:14,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:14,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:14,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:14,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14, skipping insertion in model container [2019-11-27 15:57:14,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:14,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:17,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:17,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:19,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:19,791 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:19,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19 WrapperNode [2019-11-27 15:57:19,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:19,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:19,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:19,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:19,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:20,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:20,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:20,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:20,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:20,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:21,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:21,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:21,127 INFO L168 Benchmark]: Toolchain (without parser) took 7078.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.2 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,128 INFO L168 Benchmark]: CDTParser took 0.45 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 15:57:21,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5748.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 841.80 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.0 MB in the end (delta: -200.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,138 INFO L168 Benchmark]: Boogie Preprocessor took 480.72 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 883.2 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,148 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5748.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 841.80 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.0 MB in the end (delta: -200.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 480.72 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 883.2 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...