./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label17.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 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label17.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 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:19,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:19,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:19,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:19,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:19,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:19,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:19,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:19,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:19,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:19,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:19,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:19,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:19,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:19,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:19,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:19,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:19,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:19,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:19,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:19,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:19,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:19,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:19,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:19,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:19,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:19,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:19,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:19,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:19,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:19,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:19,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:19,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:19,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:19,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:19,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:19,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:19,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:19,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:19,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:19,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:19,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:19,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:19,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:19,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:19,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:19,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:19,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:19,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:19,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:19,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:19,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:20,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:20,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:20,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:20,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:20,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:20,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:20,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:20,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:20,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:20,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:20,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:20,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:20,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:20,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:20,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:20,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:20,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:20,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:20,011 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 -> 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 [2019-11-26 16:35:20,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:20,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:20,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:20,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:20,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:20,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-26 16:35:20,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c217a8f8/e3f9f85e9f154d40ba9301df3c1670f3/FLAG7819183ca [2019-11-26 16:35:22,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:22,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-26 16:35:22,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c217a8f8/e3f9f85e9f154d40ba9301df3c1670f3/FLAG7819183ca [2019-11-26 16:35:22,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c217a8f8/e3f9f85e9f154d40ba9301df3c1670f3 [2019-11-26 16:35:22,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:22,672 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:22,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:22,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:22,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:22,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:22, skipping insertion in model container [2019-11-26 16:35:22,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:22,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:23,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:26,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:26,066 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:27,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:27,738 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:27,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27 WrapperNode [2019-11-26 16:35:27,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:27,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:27,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:27,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:27,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:28,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:28,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:28,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:28,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:28,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:28,716 INFO L168 Benchmark]: Toolchain (without parser) took 6037.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.2 MB in the end (delta: 199.1 MB). Peak memory consumption was 199.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:28,718 INFO L168 Benchmark]: CDTParser took 2.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:28,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5065.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.5 MB in the end (delta: 135.8 MB). Peak memory consumption was 135.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:28,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 523.33 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 779.8 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:28,730 INFO L168 Benchmark]: Boogie Preprocessor took 440.06 ms. Allocated memory is still 1.0 GB. Free memory was 779.8 MB in the beginning and 751.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:28,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 5065.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.5 MB in the end (delta: 135.8 MB). Peak memory consumption was 135.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 523.33 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 779.8 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 440.06 ms. Allocated memory is still 1.0 GB. Free memory was 779.8 MB in the beginning and 751.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:32,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:32,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:32,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:32,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:32,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:32,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:32,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:32,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:32,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:32,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:32,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:32,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:33,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:33,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:33,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:33,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:33,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:33,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:33,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:33,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:33,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:33,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:33,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:33,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:33,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:33,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:33,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:33,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:33,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:33,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:33,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:33,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:33,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:33,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:33,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:33,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:33,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:33,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:33,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:33,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:33,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:33,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:33,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:33,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:33,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:33,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:33,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:33,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:33,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:33,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:33,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:33,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:33,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:33,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:33,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:33,143 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:33,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:33,143 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:33,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:33,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:33,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:33,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:33,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:33,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:33,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:33,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:33,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:33,149 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:33,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:33,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:33,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:33,153 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 -> 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 [2019-11-26 16:35:33,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:33,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:33,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:33,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:33,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:33,871 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-26 16:35:34,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2dfce59/59255ed1a4de40f3801cbd493558687f/FLAGfb7a4e65d [2019-11-26 16:35:35,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:35,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-26 16:35:35,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2dfce59/59255ed1a4de40f3801cbd493558687f/FLAGfb7a4e65d [2019-11-26 16:35:35,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2dfce59/59255ed1a4de40f3801cbd493558687f [2019-11-26 16:35:35,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:35,986 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:35,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:35,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:36,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:36,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,012 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 26.11 04:35:36, skipping insertion in model container [2019-11-26 16:35:36,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:36,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:39,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:39,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:41,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:41,213 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:41,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41 WrapperNode [2019-11-26 16:35:41,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:41,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:41,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:41,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:41,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:41,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:41,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:41,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:41,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:41,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:41,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:41,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:41,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:41,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:42,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:42,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:42,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:41" (1/1) ... [2019-11-26 16:35:42,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:42,224 INFO L168 Benchmark]: Toolchain (without parser) took 6232.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 727.4 MB in the end (delta: 222.9 MB). Peak memory consumption was 222.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:42,225 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:42,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5223.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:42,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 513.22 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:42,237 INFO L168 Benchmark]: Boogie Preprocessor took 486.05 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 727.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:42,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 5223.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 513.22 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 486.05 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 727.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...