./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label54.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/Problem06_label54.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 14ab000e1de860d42bbcbf2cc256278c3442472b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label54.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 14ab000e1de860d42bbcbf2cc256278c3442472b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:25:15,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:15,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:15,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:15,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:15,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:15,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:15,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:15,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:15,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:15,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:15,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:15,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:15,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:15,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:15,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:15,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:15,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:15,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:15,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:15,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:15,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:15,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:15,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:15,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:15,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:15,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:15,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:15,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:15,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:15,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:15,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:15,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:15,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:15,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:15,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:15,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:15,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:15,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:15,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:15,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:15,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:15,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:16,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:16,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:16,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:16,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:16,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:16,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:16,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:16,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:16,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:16,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:16,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:16,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:16,015 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:16,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:16,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:16,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:16,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:16,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:16,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:16,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:16,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:16,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:16,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:16,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:16,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:16,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:16,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:16,025 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 -> 14ab000e1de860d42bbcbf2cc256278c3442472b [2019-11-27 09:25:16,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:16,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:16,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:16,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:16,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:16,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2019-11-27 09:25:16,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa65e91b2/3af8c8f4faa44777a9c5ad49174fef91/FLAGe6613c92f [2019-11-27 09:25:18,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:18,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2019-11-27 09:25:19,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa65e91b2/3af8c8f4faa44777a9c5ad49174fef91/FLAGe6613c92f [2019-11-27 09:25:19,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa65e91b2/3af8c8f4faa44777a9c5ad49174fef91 [2019-11-27 09:25:19,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:19,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:19,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:19,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:19,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:19,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:19, skipping insertion in model container [2019-11-27 09:25:19,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:19,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:23,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:23,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:26,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:26,394 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:26,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26 WrapperNode [2019-11-27 09:25:26,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:26,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:26,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:26,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:26,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:26,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:27,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:27,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:27,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:27,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:28,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:28,030 INFO L168 Benchmark]: Toolchain (without parser) took 8926.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 774.5 MB in the end (delta: 164.3 MB). Peak memory consumption was 164.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,031 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:25:28,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7301.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 902.5 MB in the end (delta: 36.3 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 719.70 ms. Allocated memory is still 1.0 GB. Free memory was 902.5 MB in the beginning and 832.9 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,041 INFO L168 Benchmark]: Boogie Preprocessor took 899.63 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 774.5 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 7301.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 902.5 MB in the end (delta: 36.3 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 719.70 ms. Allocated memory is still 1.0 GB. Free memory was 902.5 MB in the beginning and 832.9 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 899.63 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 774.5 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 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 09:25:32,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:32,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:32,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:32,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:32,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:32,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:32,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:32,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:32,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:32,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:32,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:32,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:32,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:32,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:32,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:32,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:32,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:32,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:32,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:32,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:32,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:32,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:32,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:32,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:32,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:32,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:32,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:32,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:32,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:32,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:32,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:32,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:32,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:32,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:32,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:32,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:32,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:32,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:32,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:32,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:32,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:32,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:32,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:32,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:32,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:32,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:32,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:32,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:32,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:32,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:32,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:32,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:32,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:32,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:32,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:32,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:32,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:32,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:32,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:32,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:32,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:32,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:32,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:32,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:32,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:32,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:32,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:32,253 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:32,253 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:32,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:32,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:32,256 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 -> 14ab000e1de860d42bbcbf2cc256278c3442472b [2019-11-27 09:25:32,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:32,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:32,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:32,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:32,888 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:32,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2019-11-27 09:25:33,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac718456/7d976271aed54e9aa707e546f4a7a759/FLAGb8b1204e2 [2019-11-27 09:25:35,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:35,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2019-11-27 09:25:35,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac718456/7d976271aed54e9aa707e546f4a7a759/FLAGb8b1204e2 [2019-11-27 09:25:35,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac718456/7d976271aed54e9aa707e546f4a7a759 [2019-11-27 09:25:35,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:35,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:35,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:35,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:35,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:35,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35, skipping insertion in model container [2019-11-27 09:25:35,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:36,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:40,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:40,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:43,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:43,176 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:43,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43 WrapperNode [2019-11-27 09:25:43,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:43,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:43,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:43,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:43,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:43,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:44,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:44,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:44,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:44,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:44,682 INFO L168 Benchmark]: Toolchain (without parser) took 9227.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 759.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,683 INFO L168 Benchmark]: CDTParser took 2.50 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 09:25:44,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7726.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 888.7 MB in the end (delta: 44.3 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.46 ms. Allocated memory is still 1.0 GB. Free memory was 888.7 MB in the beginning and 813.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,694 INFO L168 Benchmark]: Boogie Preprocessor took 657.14 ms. Allocated memory is still 1.0 GB. Free memory was 813.6 MB in the beginning and 759.2 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 7726.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 888.7 MB in the end (delta: 44.3 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.46 ms. Allocated memory is still 1.0 GB. Free memory was 888.7 MB in the beginning and 813.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 657.14 ms. Allocated memory is still 1.0 GB. Free memory was 813.6 MB in the beginning and 759.2 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...