./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label07.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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:20:29,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:29,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:29,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:29,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:29,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:29,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:29,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:29,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:29,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:29,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:29,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:29,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:29,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:29,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:29,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:29,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:29,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:29,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:29,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:29,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:29,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:29,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:29,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:29,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:29,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:29,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:29,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:29,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:29,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:29,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:29,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:29,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:29,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:29,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:29,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:29,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:29,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:29,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:29,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:29,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:29,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:29,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:29,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:29,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:29,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:29,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:29,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:29,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:29,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:29,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:29,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:29,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:29,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:29,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:29,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:29,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:29,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:29,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:29,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:29,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:29,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:29,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:29,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:29,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:29,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:29,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:29,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:29,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:29,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:29,935 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-27 09:20:30,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:30,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:30,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:30,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:30,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:30,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-27 09:20:30,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ad8b479/fbc3e83b58d54decb8003e8a504d9795/FLAG3fc360e5b [2019-11-27 09:20:31,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:31,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-27 09:20:31,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ad8b479/fbc3e83b58d54decb8003e8a504d9795/FLAG3fc360e5b [2019-11-27 09:20:32,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ad8b479/fbc3e83b58d54decb8003e8a504d9795 [2019-11-27 09:20:32,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:32,042 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:32,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:32,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:32,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:32,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32, skipping insertion in model container [2019-11-27 09:20:32,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:32,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:33,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:33,320 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:33,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:33,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:33,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33 WrapperNode [2019-11-27 09:20:33,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:33,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:33,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:33,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:33,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:33,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:33,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:33,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:34,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:34,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:34,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:34,054 INFO L168 Benchmark]: Toolchain (without parser) took 2005.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:34,056 INFO L168 Benchmark]: CDTParser took 0.35 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 09:20:34,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:34,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:34,070 INFO L168 Benchmark]: Boogie Preprocessor took 191.64 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:34,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1595.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.64 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:37,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:37,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:37,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:37,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:37,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:37,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:37,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:37,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:37,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:37,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:37,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:37,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:37,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:37,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:38,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:38,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:38,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:38,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:38,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:38,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:38,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:38,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:38,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:38,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:38,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:38,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:38,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:38,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:38,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:38,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:38,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:38,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:38,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:38,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:38,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:38,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:38,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:38,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:38,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:38,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:38,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:38,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:38,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:38,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:38,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:38,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:38,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:38,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:38,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:38,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:38,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:38,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:38,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:38,139 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:38,140 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:38,141 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:38,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:38,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:38,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:38,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:38,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:38,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:38,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:38,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:38,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:38,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:38,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:38,149 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:38,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:38,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:38,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:38,152 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-27 09:20:38,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:38,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:38,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:38,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:38,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:38,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-27 09:20:38,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3695b69f3/a7409c84aabe40259a3cd584a82c579c/FLAG432bd2a39 [2019-11-27 09:20:40,225 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:40,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-27 09:20:40,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3695b69f3/a7409c84aabe40259a3cd584a82c579c/FLAG432bd2a39 [2019-11-27 09:20:40,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3695b69f3/a7409c84aabe40259a3cd584a82c579c [2019-11-27 09:20:40,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:40,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:40,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:40,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:40,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:40,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:40,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:40, skipping insertion in model container [2019-11-27 09:20:40,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:40" (1/1) ... [2019-11-27 09:20:40,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:40,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:41,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,598 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:41,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,923 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:41,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41 WrapperNode [2019-11-27 09:20:41,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:41,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:41,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:41,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:42,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:42,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:42,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:42,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:42,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:42,354 INFO L168 Benchmark]: Toolchain (without parser) took 2039.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,359 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:42,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1611.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.1 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.32 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,366 INFO L168 Benchmark]: Boogie Preprocessor took 186.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:42,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1611.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.1 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.32 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...