./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label52.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/Problem15_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bb3b482390115b2782eac42531403c30b191295 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bb3b482390115b2782eac42531403c30b191295 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:29,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:29,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:29,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:29,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:29,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:29,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:29,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:29,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:29,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:29,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:29,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:29,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:29,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:29,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:29,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:29,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:30,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:30,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:30,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:30,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:30,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:30,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:30,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:30,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:30,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:30,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:30,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:30,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:30,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:30,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:30,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:30,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:30,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:30,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:30,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:30,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:30,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:30,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:30,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:30,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:30,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:30,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:30,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:30,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:30,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:30,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:30,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:30,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:30,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:30,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:30,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:30,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:30,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:30,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:30,128 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:30,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:30,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:30,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:30,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:30,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:30,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:30,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:30,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:30,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:30,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:30,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:30,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:30,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:30,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:30,137 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-27 09:36:30,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:30,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:30,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:30,758 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:30,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:30,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-27 09:36:30,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c8bc5d12/a1c67792cff64f23a276b5162f1e61eb/FLAGf1b89e96d [2019-11-27 09:36:32,375 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:32,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-27 09:36:32,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c8bc5d12/a1c67792cff64f23a276b5162f1e61eb/FLAGf1b89e96d [2019-11-27 09:36:32,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c8bc5d12/a1c67792cff64f23a276b5162f1e61eb [2019-11-27 09:36:32,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:32,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:32,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:32,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:32,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:32,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,499 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 09:36:32, skipping insertion in model container [2019-11-27 09:36:32,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:32,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:34,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:34,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:35,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:35,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:35,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35 WrapperNode [2019-11-27 09:36:35,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:35,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:35,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:35,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:35,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:35,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:35,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:35,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:35,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,115 INFO L168 Benchmark]: Toolchain (without parser) took 3635.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.5 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,116 INFO L168 Benchmark]: CDTParser took 1.18 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 09:36:36,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2771.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 450.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,127 INFO L168 Benchmark]: Boogie Preprocessor took 404.38 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 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 2771.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 450.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.38 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 09:36:40,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:40,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:40,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:40,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:40,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:40,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:40,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:40,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:40,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:40,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:40,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:40,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:40,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:40,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:40,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:40,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:40,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:40,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:40,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:40,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:40,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:40,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:40,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:40,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:40,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:40,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:40,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:40,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:40,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:40,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:40,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:40,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:40,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:40,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:40,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:40,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:40,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:40,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:40,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:40,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:40,230 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:40,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:40,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:40,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:40,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:40,279 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:40,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:40,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:40,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:40,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:40,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:40,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:40,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:40,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:40,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:40,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:40,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:40,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:40,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:40,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:40,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:40,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:40,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:40,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:40,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:40,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:40,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:40,296 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:40,296 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:40,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:40,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:40,298 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 -> 4bb3b482390115b2782eac42531403c30b191295 [2019-11-27 09:36:40,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:40,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:40,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:40,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:40,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:40,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-27 09:36:41,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c41ee7ff/ddceab9e68634c40bdd1c199cb652a00/FLAG23b0b61d9 [2019-11-27 09:36:42,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:42,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2019-11-27 09:36:42,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c41ee7ff/ddceab9e68634c40bdd1c199cb652a00/FLAG23b0b61d9 [2019-11-27 09:36:42,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c41ee7ff/ddceab9e68634c40bdd1c199cb652a00 [2019-11-27 09:36:42,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:42,737 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:42,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:42,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:42,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:42,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:42" (1/1) ... [2019-11-27 09:36:42,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:42, skipping insertion in model container [2019-11-27 09:36:42,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:42" (1/1) ... [2019-11-27 09:36:42,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:42,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:45,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:45,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:45,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:45,601 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:45,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45 WrapperNode [2019-11-27 09:36:45,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:45,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:45,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:45,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:45,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:45,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:45,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:45,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:45,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:45,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:45,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:45,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:45,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:45,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:46,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:46,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:46,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:45" (1/1) ... [2019-11-27 09:36:46,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:46,174 INFO L168 Benchmark]: Toolchain (without parser) took 3432.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 867.8 MB in the end (delta: 86.7 MB). Peak memory consumption was 86.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,175 INFO L168 Benchmark]: CDTParser took 0.36 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 09:36:46,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2862.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 890.7 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,180 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.80 ms. Allocated memory is still 1.0 GB. Free memory was 890.7 MB in the beginning and 879.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,185 INFO L168 Benchmark]: Boogie Preprocessor took 268.20 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 867.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,194 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2862.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 890.7 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.80 ms. Allocated memory is still 1.0 GB. Free memory was 890.7 MB in the beginning and 879.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 268.20 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 867.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...