./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem06_label52.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 7fe960f102f13a0736a93d3696b74083efee19f5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label52.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 7fe960f102f13a0736a93d3696b74083efee19f5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:30:04,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:04,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:04,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:04,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:04,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:04,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:04,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:04,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:04,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:04,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:04,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:04,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:04,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:04,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:04,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:04,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:04,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:04,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:04,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:04,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:04,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:04,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:04,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:05,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:05,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:05,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:05,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:05,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:05,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:05,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:05,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:05,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:05,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:05,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:05,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:05,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:05,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:05,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:05,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:05,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:05,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:30:05,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:05,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:05,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:05,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:05,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:05,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:05,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:05,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:30:05,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:05,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:05,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:05,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:05,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:05,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:05,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:05,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:05,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:05,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:05,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:05,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:05,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:05,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:05,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:05,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:05,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:05,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:30:05,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:30:05,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:05,085 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-25 22:30:05,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:05,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:05,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:05,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:05,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:05,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-25 22:30:05,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb62a62bb/2966a2d4649e41789687af7c0e772716/FLAG9d9546cfa [2019-11-25 22:30:07,738 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:07,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-25 22:30:07,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb62a62bb/2966a2d4649e41789687af7c0e772716/FLAG9d9546cfa [2019-11-25 22:30:07,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb62a62bb/2966a2d4649e41789687af7c0e772716 [2019-11-25 22:30:07,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:07,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:07,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:07,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:07,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:07,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:07" (1/1) ... [2019-11-25 22:30:07,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:07, skipping insertion in model container [2019-11-25 22:30:07,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:07" (1/1) ... [2019-11-25 22:30:07,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:08,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:13,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:13,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:16,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:16,166 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:16,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16 WrapperNode [2019-11-25 22:30:16,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:16,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:16,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:16,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:16,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:16,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:17,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:17,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:17,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:17,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:17,910 INFO L168 Benchmark]: Toolchain (without parser) took 9997.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 783.0 MB in the end (delta: 150.0 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:17,912 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-25 22:30:17,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8256.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:17,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 836.66 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 836.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:17,922 INFO L168 Benchmark]: Boogie Preprocessor took 890.48 ms. Allocated memory is still 1.0 GB. Free memory was 836.5 MB in the beginning and 783.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:17,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 8256.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 836.66 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 836.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 890.48 ms. Allocated memory is still 1.0 GB. Free memory was 836.5 MB in the beginning and 783.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 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 0.1.24-65d6cd2 [2019-11-25 22:30:22,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:22,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:22,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:22,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:22,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:22,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:22,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:22,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:22,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:22,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:22,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:22,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:22,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:22,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:22,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:22,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:22,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:22,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:22,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:22,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:22,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:22,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:22,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:22,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:22,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:22,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:22,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:22,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:22,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:22,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:22,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:22,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:22,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:22,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:22,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:22,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:22,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:22,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:22,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:22,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:22,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:30:22,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:22,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:22,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:22,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:22,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:22,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:22,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:22,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:22,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:22,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:22,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:22,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:22,320 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:30:22,321 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:30:22,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:22,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:22,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:22,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:22,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:22,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:22,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:22,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:22,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:22,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:22,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:22,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:22,331 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:30:22,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:30:22,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:22,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:30:22,334 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-25 22:30:22,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:22,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:22,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:22,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:22,984 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:22,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-25 22:30:23,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f002e4c3/4f8c811d6192431d9c9b5d04d77fe59d/FLAG55ccec59c [2019-11-25 22:30:25,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:25,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-25 22:30:25,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f002e4c3/4f8c811d6192431d9c9b5d04d77fe59d/FLAG55ccec59c [2019-11-25 22:30:25,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f002e4c3/4f8c811d6192431d9c9b5d04d77fe59d [2019-11-25 22:30:25,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:25,338 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:25,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:25,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:25,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:25,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:25" (1/1) ... [2019-11-25 22:30:25,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797101d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:25, skipping insertion in model container [2019-11-25 22:30:25,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:25" (1/1) ... [2019-11-25 22:30:25,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:25,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:30,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:30,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:33,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:33,159 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:33,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33 WrapperNode [2019-11-25 22:30:33,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:33,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:33,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:33,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:33,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:33,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:33,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:33,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:33,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:33,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:33,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:33,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:34,857 INFO L168 Benchmark]: Toolchain (without parser) took 9517.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 805.2 MB in the end (delta: 126.3 MB). Peak memory consumption was 126.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:34,859 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:30:34,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7819.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 929.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:34,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 723.58 ms. Allocated memory is still 1.0 GB. Free memory was 929.5 MB in the beginning and 858.2 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:34,869 INFO L168 Benchmark]: Boogie Preprocessor took 962.65 ms. Allocated memory is still 1.0 GB. Free memory was 858.2 MB in the beginning and 805.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:34,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 7819.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 929.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 723.58 ms. Allocated memory is still 1.0 GB. Free memory was 929.5 MB in the beginning and 858.2 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 962.65 ms. Allocated memory is still 1.0 GB. Free memory was 858.2 MB in the beginning and 805.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...