./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label31.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 626bba7649d5c465bae24120e74583d57315ad2d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label31.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 626bba7649d5c465bae24120e74583d57315ad2d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:16,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:16,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:16,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:16,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:16,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:16,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:16,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:16,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:16,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:16,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:16,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:16,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:16,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:16,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:16,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:16,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:16,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:16,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:16,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:16,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:16,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:16,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:16,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:17,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:17,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:17,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:17,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:17,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:17,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:17,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:17,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:17,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:17,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:17,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:17,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:17,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:17,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:17,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:17,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:17,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:17,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:17,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:17,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:17,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:17,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:17,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:17,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:17,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:17,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:17,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:17,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:17,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:17,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:17,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:17,085 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:17,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:17,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:17,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:17,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:17,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:17,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:17,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:17,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:17,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:17,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:17,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:17,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:17,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:17,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:17,093 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 -> 626bba7649d5c465bae24120e74583d57315ad2d [2019-11-27 09:36:17,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:17,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:17,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:17,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:17,634 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:17,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2019-11-27 09:36:17,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b38e5f58/a375f267d83441ec82b8d60fc90b43e1/FLAG8b8be4a8f [2019-11-27 09:36:19,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:19,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2019-11-27 09:36:19,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b38e5f58/a375f267d83441ec82b8d60fc90b43e1/FLAG8b8be4a8f [2019-11-27 09:36:19,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b38e5f58/a375f267d83441ec82b8d60fc90b43e1 [2019-11-27 09:36:19,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:19,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:19,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:19,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:19,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:19,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:19,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19, skipping insertion in model container [2019-11-27 09:36:19,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:19,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:19,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:21,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:21,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:21,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:21,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:21,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21 WrapperNode [2019-11-27 09:36:21,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:21,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:21,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:21,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:22,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:22,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:22,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:22,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:22,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:22,993 INFO L168 Benchmark]: Toolchain (without parser) took 3653.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:22,994 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:22,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2650.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:23,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.45 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:23,005 INFO L168 Benchmark]: Boogie Preprocessor took 483.95 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:23,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2650.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.45 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 483.95 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:26,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:26,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:26,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:26,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:26,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:26,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:26,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:26,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:26,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:26,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:26,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:26,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:26,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:26,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:26,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:26,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:26,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:26,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:26,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:26,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:26,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:26,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:26,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:26,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:26,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:26,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:26,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:26,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:26,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:26,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:26,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:26,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:26,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:26,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:26,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:26,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:26,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:26,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:26,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:26,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:26,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:27,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:27,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:27,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:27,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:27,016 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:27,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:27,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:27,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:27,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:27,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:27,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:27,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:27,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:27,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:27,025 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:27,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:27,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:27,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:27,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:27,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:27,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:27,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:27,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:27,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:27,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:27,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:27,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:27,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:27,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:27,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:27,038 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 -> 626bba7649d5c465bae24120e74583d57315ad2d [2019-11-27 09:36:27,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:27,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:27,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:27,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:27,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:27,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2019-11-27 09:36:27,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c900d55b1/271250c9930c40148ac99c1201abbd4f/FLAG59cbf2831 [2019-11-27 09:36:29,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:29,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2019-11-27 09:36:29,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c900d55b1/271250c9930c40148ac99c1201abbd4f/FLAG59cbf2831 [2019-11-27 09:36:29,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c900d55b1/271250c9930c40148ac99c1201abbd4f [2019-11-27 09:36:29,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:29,422 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:29,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:29,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:29,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:29,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29, skipping insertion in model container [2019-11-27 09:36:29,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:29,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:31,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:31,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:32,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:32,270 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:32,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32 WrapperNode [2019-11-27 09:36:32,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:32,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:32,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:32,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:32,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:32,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:32,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:32,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:32,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:32,931 INFO L168 Benchmark]: Toolchain (without parser) took 3501.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.9 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:32,932 INFO L168 Benchmark]: CDTParser took 3.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:32,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2837.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:32,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.57 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:32,943 INFO L168 Benchmark]: Boogie Preprocessor took 331.60 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:32,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 2837.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.5 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.57 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.60 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...