./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem12_label57.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0384eea1a8b98090165c45a8fa917a0e658408c4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label57.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 0384eea1a8b98090165c45a8fa917a0e658408c4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:55,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:55,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:55,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:55,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:55,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:55,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:55,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:55,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:55,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:55,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:55,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:55,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:55,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:55,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:55,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:55,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:55,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:55,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:55,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:56,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:56,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:56,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:56,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:56,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:56,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:56,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:56,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:56,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:56,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:56,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:56,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:56,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:56,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:56,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:56,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:56,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:56,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:56,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:56,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:56,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:56,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:56,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:56,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:56,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:56,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:56,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:56,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:56,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:56,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:56,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:56,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:56,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:56,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:56,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:56,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:56,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:56,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:56,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:56,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:56,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:56,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:56,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:56,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:56,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:56,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:56,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:56,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:56,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:56,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:56,116 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 -> 0384eea1a8b98090165c45a8fa917a0e658408c4 [2019-11-26 16:46:56,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:56,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:56,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:56,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:56,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:56,711 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-26 16:46:56,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f7c6ddc5/79d630af82bd4de6b5e87791a964bab7/FLAG3548a2656 [2019-11-26 16:46:58,565 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:58,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-26 16:46:58,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f7c6ddc5/79d630af82bd4de6b5e87791a964bab7/FLAG3548a2656 [2019-11-26 16:46:58,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f7c6ddc5/79d630af82bd4de6b5e87791a964bab7 [2019-11-26 16:46:58,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:58,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:58,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:58,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:58,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:58,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:58,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58, skipping insertion in model container [2019-11-26 16:46:58,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:58,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:59,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:01,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:01,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:03,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:03,527 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:03,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03 WrapperNode [2019-11-26 16:47:03,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:03,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:03,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:03,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:03,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:03,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:04,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:04,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:04,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:04,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:04,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:05,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:05,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:05,664 INFO L168 Benchmark]: Toolchain (without parser) took 6957.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 913.6 MB in the end (delta: 42.4 MB). Peak memory consumption was 320.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,665 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 16:47:05,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4826.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 778.15 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,675 INFO L168 Benchmark]: Boogie Preprocessor took 1344.77 ms. Allocated memory is still 1.0 GB. Free memory was 751.5 MB in the beginning and 913.6 MB in the end (delta: -162.1 MB). Peak memory consumption was 116.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 4826.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 778.15 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1344.77 ms. Allocated memory is still 1.0 GB. Free memory was 751.5 MB in the beginning and 913.6 MB in the end (delta: -162.1 MB). Peak memory consumption was 116.3 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 0.1.24-025d5a2 [2019-11-26 16:47:09,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:09,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:09,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:09,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:09,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:09,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:09,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:09,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:09,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:09,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:09,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:09,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:09,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:09,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:09,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:09,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:09,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:09,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:09,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:09,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:09,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:09,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:09,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:09,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:09,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:09,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:09,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:09,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:09,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:09,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:09,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:09,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:09,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:09,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:09,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:09,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:09,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:09,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:09,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:09,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:09,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:09,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:09,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:09,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:09,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:09,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:09,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:09,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:09,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:09,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:09,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:09,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:09,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:09,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:09,905 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:09,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:09,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:09,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:09,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:09,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:09,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:09,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:09,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:09,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:09,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:09,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:09,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:09,916 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:09,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:09,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:09,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:09,918 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 -> 0384eea1a8b98090165c45a8fa917a0e658408c4 [2019-11-26 16:47:10,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:10,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:10,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:10,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:10,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:10,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-26 16:47:10,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9049ded3f/450796ca2fce4b4ea9a004d787badc43/FLAG9edee1008 [2019-11-26 16:47:12,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:12,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-26 16:47:12,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9049ded3f/450796ca2fce4b4ea9a004d787badc43/FLAG9edee1008 [2019-11-26 16:47:12,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9049ded3f/450796ca2fce4b4ea9a004d787badc43 [2019-11-26 16:47:12,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:12,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:12,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:12,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:12,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:12,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:12" (1/1) ... [2019-11-26 16:47:12,698 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 26.11 04:47:12, skipping insertion in model container [2019-11-26 16:47:12,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:12" (1/1) ... [2019-11-26 16:47:12,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:12,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:16,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:16,145 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:17,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:17,757 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:17,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17 WrapperNode [2019-11-26 16:47:17,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:17,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:17,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:17,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:17,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:18,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:18,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:18,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:18,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:19,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:19,142 INFO L168 Benchmark]: Toolchain (without parser) took 6466.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.8 MB in the end (delta: 15.1 MB). Peak memory consumption was 294.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:19,143 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-26 16:47:19,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5080.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:19,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 534.68 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:19,148 INFO L168 Benchmark]: Boogie Preprocessor took 834.59 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 940.8 MB in the end (delta: -200.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:19,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 5080.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 534.68 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.59 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 940.8 MB in the end (delta: -200.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...