./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label56.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/Problem15_label56.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 66046df24ee9a8dc92e970aeeb93586ff76ce37f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label56.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 66046df24ee9a8dc92e970aeeb93586ff76ce37f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:36:31,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:31,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:31,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:31,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:31,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:31,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:31,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:31,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:31,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:31,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:31,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:31,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:31,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:31,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:31,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:31,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:31,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:31,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:31,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:31,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:31,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:31,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:32,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:32,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:32,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:32,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:32,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:32,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:32,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:32,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:32,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:32,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:32,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:32,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:32,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:32,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:32,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:32,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:32,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:32,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:32,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:32,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:32,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:32,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:32,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:32,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:32,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:32,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:32,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:32,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:32,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:32,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:32,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:32,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:32,088 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:32,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:32,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:32,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:32,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:32,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:32,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:32,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:32,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:32,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:32,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:32,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:32,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:32,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:32,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:32,096 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 -> 66046df24ee9a8dc92e970aeeb93586ff76ce37f [2019-11-27 09:36:32,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:32,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:32,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:32,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:32,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:32,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-27 09:36:32,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc6b3858/67a6d9fd0acd4ec8a0e512bdbdcfc974/FLAGe680b6c3b [2019-11-27 09:36:34,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:34,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-27 09:36:34,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc6b3858/67a6d9fd0acd4ec8a0e512bdbdcfc974/FLAGe680b6c3b [2019-11-27 09:36:34,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc6b3858/67a6d9fd0acd4ec8a0e512bdbdcfc974 [2019-11-27 09:36:34,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:34,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:34,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:34,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:34,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:34,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,559 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 09:36:34, skipping insertion in model container [2019-11-27 09:36:34,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:34,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:36,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:36,533 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:37,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:37,440 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:37,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37 WrapperNode [2019-11-27 09:36:37,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:37,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:37,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:37,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:37,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:37,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:37,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:37,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:37,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:38,335 INFO L168 Benchmark]: Toolchain (without parser) took 3794.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 866.7 MB in the end (delta: 95.0 MB). Peak memory consumption was 95.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,338 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:38,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2904.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 924.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 420.96 ms. Allocated memory is still 1.0 GB. Free memory was 924.0 MB in the beginning and 889.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,349 INFO L168 Benchmark]: Boogie Preprocessor took 461.56 ms. Allocated memory is still 1.0 GB. Free memory was 889.6 MB in the beginning and 866.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2904.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 924.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 420.96 ms. Allocated memory is still 1.0 GB. Free memory was 924.0 MB in the beginning and 889.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 461.56 ms. Allocated memory is still 1.0 GB. Free memory was 889.6 MB in the beginning and 866.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 09:36:42,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:42,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:42,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:42,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:42,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:42,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:42,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:42,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:42,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:42,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:42,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:42,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:42,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:42,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:42,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:42,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:42,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:42,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:42,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:42,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:42,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:42,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:42,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:42,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:42,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:42,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:42,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:42,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:42,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:42,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:42,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:42,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:42,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:42,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:42,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:42,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:42,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:42,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:42,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:42,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:42,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:42,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:42,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:42,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:42,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:42,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:42,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:42,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:42,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:42,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:42,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:42,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:42,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:42,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:42,572 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:42,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:42,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:42,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:42,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:42,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:42,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:42,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:42,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:42,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:42,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:42,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:42,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:42,580 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:42,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:42,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:42,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:42,583 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 -> 66046df24ee9a8dc92e970aeeb93586ff76ce37f [2019-11-27 09:36:43,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:43,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:43,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:43,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:43,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:43,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-27 09:36:43,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8379d3258/388b0c8bffe44af69f2faa69df344aea/FLAGf9cc9ce8c [2019-11-27 09:36:44,804 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:44,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2019-11-27 09:36:44,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8379d3258/388b0c8bffe44af69f2faa69df344aea/FLAGf9cc9ce8c [2019-11-27 09:36:44,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8379d3258/388b0c8bffe44af69f2faa69df344aea [2019-11-27 09:36:44,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:44,907 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:44,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:44,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:44,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:44,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,931 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 09:36:44, skipping insertion in model container [2019-11-27 09:36:44,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:45,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:47,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:47,083 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:47,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:47,899 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:47,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47 WrapperNode [2019-11-27 09:36:47,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:47,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:47,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:47,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:47,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:48,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:48,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:48,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:48,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:47" (1/1) ... [2019-11-27 09:36:48,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:48,480 INFO L168 Benchmark]: Toolchain (without parser) took 3567.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,483 INFO L168 Benchmark]: CDTParser took 0.49 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 09:36:48,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2991.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.26 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,492 INFO L168 Benchmark]: Boogie Preprocessor took 271.33 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:48,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 2991.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.26 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.33 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...