./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label37.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/Problem04_label37.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 bc1cb32869105d24c82de538cbcea8a5081cff9a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label37.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 bc1cb32869105d24c82de538cbcea8a5081cff9a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:46,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:46,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:46,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:46,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:46,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:46,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:46,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:46,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:46,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:46,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:46,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:46,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:46,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:46,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:46,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:46,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:46,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:46,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:46,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:46,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:46,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:47,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:47,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:47,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:47,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:47,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:47,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:47,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:47,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:47,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:47,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:47,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:47,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:47,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:47,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:47,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:47,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:47,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:47,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:47,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:47,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:47,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:47,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:47,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:47,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:47,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:47,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:47,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:47,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:47,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:47,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:47,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:47,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:47,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:47,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:47,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:47,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:47,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:47,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:47,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:47,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:47,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:47,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:47,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:47,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:47,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:47,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:47,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:47,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:47,110 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 -> bc1cb32869105d24c82de538cbcea8a5081cff9a [2019-11-27 09:22:47,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:47,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:47,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:47,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:47,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:47,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-27 09:22:47,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2427b018/f332b0fd3e1f497d93c68d5fcf0c38f1/FLAGd49b7fbb5 [2019-11-27 09:22:49,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:49,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-27 09:22:49,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2427b018/f332b0fd3e1f497d93c68d5fcf0c38f1/FLAGd49b7fbb5 [2019-11-27 09:22:49,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2427b018/f332b0fd3e1f497d93c68d5fcf0c38f1 [2019-11-27 09:22:49,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:49,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:49,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:49,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:49,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:49,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:49" (1/1) ... [2019-11-27 09:22:49,759 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 27.11 09:22:49, skipping insertion in model container [2019-11-27 09:22:49,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:49" (1/1) ... [2019-11-27 09:22:49,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:50,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:53,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:53,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:54,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:54,881 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:54,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54 WrapperNode [2019-11-27 09:22:54,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:54,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:54,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:54,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:54,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:55,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:55,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:55,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,997 INFO L168 Benchmark]: Toolchain (without parser) took 6255.51 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 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,998 INFO L168 Benchmark]: CDTParser took 1.21 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 09:22:56,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5152.98 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 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,010 INFO L168 Benchmark]: Boogie Preprocessor took 520.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 5152.98 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 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 520.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:00,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:00,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:00,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:00,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:00,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:00,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:00,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:00,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:00,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:00,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:00,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:00,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:00,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:00,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:00,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:00,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:00,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:00,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:00,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:00,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:00,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:00,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:00,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:00,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:00,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:00,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:00,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:00,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:00,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:00,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:00,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:00,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:00,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:00,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:00,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:00,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:00,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:00,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:00,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:00,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:00,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:00,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:00,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:00,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:00,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:00,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:00,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:00,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:00,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:00,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:00,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:00,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:00,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:00,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:00,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:00,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:00,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:00,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:00,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:00,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:00,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:00,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:00,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:00,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:00,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:00,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:00,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:00,271 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:00,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:00,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:00,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:00,276 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 -> bc1cb32869105d24c82de538cbcea8a5081cff9a [2019-11-27 09:23:00,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:00,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:00,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:00,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:00,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:00,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-27 09:23:01,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7c2d26e/2bcadb0ee78d4258a7e8dac63b735176/FLAG1d251509b [2019-11-27 09:23:02,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:02,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-27 09:23:02,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7c2d26e/2bcadb0ee78d4258a7e8dac63b735176/FLAG1d251509b [2019-11-27 09:23:02,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec7c2d26e/2bcadb0ee78d4258a7e8dac63b735176 [2019-11-27 09:23:02,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:02,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:02,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:02,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:02,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:02,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02, skipping insertion in model container [2019-11-27 09:23:02,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:03,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:06,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:06,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:08,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:08,325 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:08,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08 WrapperNode [2019-11-27 09:23:08,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:08,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:08,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:08,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:08,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:08,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:08,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:08,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:08,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:08,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:08,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:08,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:08" (1/1) ... [2019-11-27 09:23:09,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:09,509 INFO L168 Benchmark]: Toolchain (without parser) took 6583.76 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 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:09,513 INFO L168 Benchmark]: CDTParser took 2.89 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 09:23:09,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5399.51 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 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:09,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 595.83 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:09,521 INFO L168 Benchmark]: Boogie Preprocessor took 574.28 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:09,532 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.89 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 5399.51 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 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 595.83 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 574.28 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 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...