./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:51,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:51,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:51,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:51,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:51,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:51,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:52,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:52,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:52,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:52,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:52,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:52,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:52,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:52,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:52,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:52,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:52,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:52,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:52,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:52,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:52,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:52,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:52,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:52,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:52,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:52,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:52,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:52,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:52,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:52,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:52,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:52,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:52,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:52,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:52,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:52,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:52,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:52,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:52,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:52,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:52,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:52,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:52,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:52,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:52,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:52,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:52,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:52,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:52,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:52,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:52,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:52,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:52,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:52,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:52,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:52,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:52,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:52,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:52,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:52,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:52,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:52,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:52,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:52,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:52,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:52,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:52,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:52,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:52,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:52,180 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-27 15:56:52,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:52,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:52,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:52,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:52,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:52,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 15:56:52,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d13f60d0/03fe5997dd3744fc9a6dd53575366ee3/FLAG2b26644cf [2019-11-27 15:56:54,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:54,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 15:56:54,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d13f60d0/03fe5997dd3744fc9a6dd53575366ee3/FLAG2b26644cf [2019-11-27 15:56:54,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d13f60d0/03fe5997dd3744fc9a6dd53575366ee3 [2019-11-27 15:56:54,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:54,868 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:54,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:54,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:54,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:54,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:54,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:54, skipping insertion in model container [2019-11-27 15:56:54,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:54" (1/1) ... [2019-11-27 15:56:54,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:55,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:58,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:58,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:00,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:00,290 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:00,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00 WrapperNode [2019-11-27 15:57:00,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:00,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:00,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:00,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:00,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:00,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:01,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:01,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:01,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:01,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:01,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:02,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:00" (1/1) ... [2019-11-27 15:57:03,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:03,013 INFO L168 Benchmark]: Toolchain (without parser) took 8139.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.5 MB in the end (delta: 140.0 MB). Peak memory consumption was 140.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,014 INFO L168 Benchmark]: CDTParser took 0.67 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 15:57:03,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5422.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 1549.36 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.8 MB in the end (delta: -96.2 MB). Peak memory consumption was 138.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,024 INFO L168 Benchmark]: Boogie Preprocessor took 1158.84 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 804.5 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 5422.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1549.36 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.8 MB in the end (delta: -96.2 MB). Peak memory consumption was 138.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1158.84 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 804.5 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:06,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:06,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:06,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:06,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:06,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:06,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:06,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:06,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:06,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:06,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:06,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:06,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:06,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:06,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:06,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:06,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:06,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:06,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:06,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:06,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:06,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:06,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:06,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:06,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:06,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:06,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:06,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:06,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:06,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:06,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:06,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:06,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:06,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:06,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:06,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:06,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:06,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:06,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:06,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:06,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:06,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:07,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:07,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:07,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:07,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:07,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:07,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:07,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:07,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:07,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:07,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:07,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:07,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:07,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:07,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:07,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:07,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:07,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:07,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:07,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:07,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:07,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:07,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:07,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:07,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:07,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:07,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:07,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:07,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:07,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:07,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:07,058 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-27 15:57:07,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:07,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:07,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:07,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:07,715 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:07,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 15:57:07,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8efc35986/b2ec5d601531499481260778a0787bb6/FLAGec590c3e8 [2019-11-27 15:57:09,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:09,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-27 15:57:09,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8efc35986/b2ec5d601531499481260778a0787bb6/FLAGec590c3e8 [2019-11-27 15:57:10,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8efc35986/b2ec5d601531499481260778a0787bb6 [2019-11-27 15:57:10,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:10,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:10,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:10,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:10,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:10,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10, skipping insertion in model container [2019-11-27 15:57:10,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:10,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:14,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:14,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:16,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:16,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:16,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16 WrapperNode [2019-11-27 15:57:16,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:16,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:16,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:16,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:16,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:16,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:16,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:16,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:16,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:17,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:16" (1/1) ... [2019-11-27 15:57:17,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:17,629 INFO L168 Benchmark]: Toolchain (without parser) took 7442.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 881.7 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:17,630 INFO L168 Benchmark]: CDTParser took 3.50 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 15:57:17,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6242.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 960.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 263.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:17,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 569.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 915.3 MB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:17,640 INFO L168 Benchmark]: Boogie Preprocessor took 623.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 881.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:17,651 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.50 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 6242.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 960.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 263.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 569.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 915.3 MB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 623.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 881.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...