./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label21.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_label21.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 fbbbe98862a60d3537df61444252710c1a9a0d0c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label21.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 fbbbe98862a60d3537df61444252710c1a9a0d0c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:24:38,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:38,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:38,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:38,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:38,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:38,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:38,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:38,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:38,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:38,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:38,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:38,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:38,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:38,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:38,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:38,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:38,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:38,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:38,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:38,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:38,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:38,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:38,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:38,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:38,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:38,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:38,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:38,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:38,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:38,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:38,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:38,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:38,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:38,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:38,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:38,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:38,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:38,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:38,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:38,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:38,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:38,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:38,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:38,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:38,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:38,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:38,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:38,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:38,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:38,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:38,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:38,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:38,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:38,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:38,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:38,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:38,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:38,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:38,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:38,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:38,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:38,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:38,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:38,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:38,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:38,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:38,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:38,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:38,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:38,337 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 -> fbbbe98862a60d3537df61444252710c1a9a0d0c [2019-11-27 09:24:38,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:38,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:38,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:38,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:38,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:38,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label21.c [2019-11-27 09:24:39,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9accd4a/47be77ff12dd4e72877bd481d98d4d39/FLAGb2384bacd [2019-11-27 09:24:40,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:40,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label21.c [2019-11-27 09:24:41,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9accd4a/47be77ff12dd4e72877bd481d98d4d39/FLAGb2384bacd [2019-11-27 09:24:41,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9accd4a/47be77ff12dd4e72877bd481d98d4d39 [2019-11-27 09:24:41,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:41,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:41,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:41,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:41,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:41,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:41" (1/1) ... [2019-11-27 09:24:41,126 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 09:24:41, skipping insertion in model container [2019-11-27 09:24:41,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:41" (1/1) ... [2019-11-27 09:24:41,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:41,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:46,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:46,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:48,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:49,011 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:49,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49 WrapperNode [2019-11-27 09:24:49,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:49,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:49,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:49,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:49,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:49,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:49,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:49,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:49,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:49,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:49,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:49,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:49,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:49,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:50,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:50,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:50,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:49" (1/1) ... [2019-11-27 09:24:50,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:50,764 INFO L168 Benchmark]: Toolchain (without parser) took 9657.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 780.0 MB in the end (delta: 153.1 MB). Peak memory consumption was 153.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,765 INFO L168 Benchmark]: CDTParser took 0.39 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 09:24:50,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7909.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 815.99 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 831.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,776 INFO L168 Benchmark]: Boogie Preprocessor took 923.67 ms. Allocated memory is still 1.0 GB. Free memory was 831.0 MB in the beginning and 780.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,786 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7909.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 815.99 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 831.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 923.67 ms. Allocated memory is still 1.0 GB. Free memory was 831.0 MB in the beginning and 780.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 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 09:24:54,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:54,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:54,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:54,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:54,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:54,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:54,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:54,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:54,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:54,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:54,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:54,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:54,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:54,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:54,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:54,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:54,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:54,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:54,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:54,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:54,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:54,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:54,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:54,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:54,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:54,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:54,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:54,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:54,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:54,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:54,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:54,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:54,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:54,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:54,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:54,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:54,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:54,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:54,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:54,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:54,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:55,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:55,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:55,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:55,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:55,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:55,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:55,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:55,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:55,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:55,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:55,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:55,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:55,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:55,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:55,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:55,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:55,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:55,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:55,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:55,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:55,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:55,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:55,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:55,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:55,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:55,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:55,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:55,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:55,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:55,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:55,026 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 -> fbbbe98862a60d3537df61444252710c1a9a0d0c [2019-11-27 09:24:55,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:55,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:55,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:55,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:55,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:55,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label21.c [2019-11-27 09:24:55,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5874e7c/af713a2d6d724451bd4f02c19616e2ec/FLAGc38a36a1d [2019-11-27 09:24:57,819 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:57,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label21.c [2019-11-27 09:24:57,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5874e7c/af713a2d6d724451bd4f02c19616e2ec/FLAGc38a36a1d [2019-11-27 09:24:57,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5874e7c/af713a2d6d724451bd4f02c19616e2ec [2019-11-27 09:24:58,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:58,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:58,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:58,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:58,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:58,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:58,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58, skipping insertion in model container [2019-11-27 09:24:58,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:58,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:58,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:04,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:04,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:06,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:06,914 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:06,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06 WrapperNode [2019-11-27 09:25:06,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:06,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:06,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:06,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:06,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:07,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:07,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:07,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:07,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:07,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:07,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:07,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:07,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:07,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:08,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:08,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:08,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:06" (1/1) ... [2019-11-27 09:25:08,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:08,418 INFO L168 Benchmark]: Toolchain (without parser) took 10401.25 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 763.6 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:08,419 INFO L168 Benchmark]: CDTParser took 0.36 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 09:25:08,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8903.04 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 885.7 MB in the end (delta: 53.1 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:08,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.83 ms. Allocated memory is still 1.0 GB. Free memory was 885.7 MB in the beginning and 810.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:08,428 INFO L168 Benchmark]: Boogie Preprocessor took 717.35 ms. Allocated memory is still 1.0 GB. Free memory was 810.0 MB in the beginning and 763.6 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:08,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 8903.04 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 885.7 MB in the end (delta: 53.1 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.83 ms. Allocated memory is still 1.0 GB. Free memory was 885.7 MB in the beginning and 810.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 717.35 ms. Allocated memory is still 1.0 GB. Free memory was 810.0 MB in the beginning and 763.6 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...