./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label12.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/Problem14_label12.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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label12.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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:57:13,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:13,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:13,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:13,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:13,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:13,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:13,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:13,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:13,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:13,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:13,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:13,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:13,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:13,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:13,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:13,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:13,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:13,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:13,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:13,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:13,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:13,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:13,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:13,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:13,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:13,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:13,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:13,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:13,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:13,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:13,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:13,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:13,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:13,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:13,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:13,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:13,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:13,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:13,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:13,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:13,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:13,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:13,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:13,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:13,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:13,969 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:13,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:13,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:13,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:13,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:13,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:13,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:13,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:13,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:13,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:13,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:13,979 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:13,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:13,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:13,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:13,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:13,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:13,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:13,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:13,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:13,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:13,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:13,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:13,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:13,991 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-27 15:57:14,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:14,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:14,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:14,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:14,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:14,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-27 15:57:14,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04ab7338/cdcd15ee44f048cc8b27cb9f1da99cd2/FLAGa5746e31b [2019-11-27 15:57:16,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:16,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-27 15:57:16,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04ab7338/cdcd15ee44f048cc8b27cb9f1da99cd2/FLAGa5746e31b [2019-11-27 15:57:16,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04ab7338/cdcd15ee44f048cc8b27cb9f1da99cd2 [2019-11-27 15:57:16,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:16,244 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:16,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:16,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:16,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:16,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16, skipping insertion in model container [2019-11-27 15:57:16,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:16,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:17,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:17,665 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:18,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:18,158 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:18,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18 WrapperNode [2019-11-27 15:57:18,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:18,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:18,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:18,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:18,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:18,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:18,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:18,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:18,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:18" (1/1) ... [2019-11-27 15:57:18,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:18,598 INFO L168 Benchmark]: Toolchain (without parser) took 2348.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:18,600 INFO L168 Benchmark]: CDTParser took 2.38 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 15:57:18,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1913.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:18,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:18,610 INFO L168 Benchmark]: Boogie Preprocessor took 197.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:18,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 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 1913.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:22,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:22,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:22,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:22,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:22,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:22,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:22,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:22,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:22,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:22,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:22,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:22,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:22,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:22,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:22,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:22,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:22,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:22,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:22,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:22,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:22,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:22,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:22,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:22,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:22,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:22,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:22,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:22,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:22,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:22,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:22,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:22,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:22,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:22,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:22,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:22,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:22,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:22,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:22,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:22,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:22,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:22,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:22,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:22,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:22,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:22,859 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:22,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:22,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:22,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:22,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:22,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:22,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:22,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:22,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:22,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:22,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:22,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:22,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:22,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:22,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:22,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:22,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:22,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:22,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:22,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:22,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:22,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:22,874 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:22,874 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:22,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:22,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:22,878 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-27 15:57:23,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:23,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:23,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:23,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:23,509 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:23,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-27 15:57:23,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d62f419/38174d652b9c4584a0e2625b5a055aea/FLAGe9a949fa7 [2019-11-27 15:57:24,984 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:24,985 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-27 15:57:25,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d62f419/38174d652b9c4584a0e2625b5a055aea/FLAGe9a949fa7 [2019-11-27 15:57:25,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d62f419/38174d652b9c4584a0e2625b5a055aea [2019-11-27 15:57:25,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:25,083 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:25,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:25,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:25,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:25,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:25, skipping insertion in model container [2019-11-27 15:57:25,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:25" (1/1) ... [2019-11-27 15:57:25,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:25,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:26,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:26,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:26,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:27,028 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:27,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27 WrapperNode [2019-11-27 15:57:27,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:27,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:27,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:27,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:27,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:27,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:27,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:27,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:27,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:27,427 INFO L168 Benchmark]: Toolchain (without parser) took 2339.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.2 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:27,431 INFO L168 Benchmark]: CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:27,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1942.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:27,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:27,437 INFO L168 Benchmark]: Boogie Preprocessor took 177.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:27,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1942.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...