./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label51.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/Problem18_label51.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 5c8a1f81aea9d21d6b500d0bf50b50da2b8ba3ee ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label51.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 5c8a1f81aea9d21d6b500d0bf50b50da2b8ba3ee ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:38:43,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:43,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:43,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:43,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:43,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:43,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:43,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:43,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:43,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:43,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:43,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:43,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:43,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:43,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:43,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:43,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:43,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:43,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:43,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:43,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:43,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:43,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:43,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:43,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:43,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:43,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:43,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:43,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:43,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:43,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:43,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:43,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:43,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:43,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:43,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:43,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:43,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:43,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:43,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:43,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:43,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:43,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:44,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:44,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:44,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:44,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:44,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:44,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:44,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:44,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:44,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:44,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:44,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:44,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:44,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:44,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:44,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:44,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:44,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:44,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:44,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:44,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:44,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:44,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:44,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:44,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:44,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:44,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:44,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:44,026 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 -> 5c8a1f81aea9d21d6b500d0bf50b50da2b8ba3ee [2019-11-27 09:38:44,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:44,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:44,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:44,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:44,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:44,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label51.c [2019-11-27 09:38:44,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae069c0/4e89d6f3a53d45ffba196dd7c93a2022/FLAG1c7abfdc7 [2019-11-27 09:38:46,395 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:46,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label51.c [2019-11-27 09:38:46,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae069c0/4e89d6f3a53d45ffba196dd7c93a2022/FLAG1c7abfdc7 [2019-11-27 09:38:46,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae069c0/4e89d6f3a53d45ffba196dd7c93a2022 [2019-11-27 09:38:46,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:46,510 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:46,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:46,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:46,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:46,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:46" (1/1) ... [2019-11-27 09:38:46,535 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 09:38:46, skipping insertion in model container [2019-11-27 09:38:46,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:46" (1/1) ... [2019-11-27 09:38:46,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:46,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:49,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:49,078 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:50,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:50,347 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:50,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50 WrapperNode [2019-11-27 09:38:50,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:50,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:50,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:50,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:50,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:50,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:50,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:50,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:50,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:50,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:50,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:50,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:50" (1/1) ... [2019-11-27 09:38:51,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:51,506 INFO L168 Benchmark]: Toolchain (without parser) took 4990.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:51,507 INFO L168 Benchmark]: CDTParser took 0.33 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 09:38:51,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3837.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:51,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.61 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 832.9 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:51,518 INFO L168 Benchmark]: Boogie Preprocessor took 579.26 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:51,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3837.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 561.61 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 832.9 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 579.26 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 09:38:55,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:55,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:55,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:55,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:55,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:55,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:55,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:55,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:55,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:55,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:55,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:55,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:55,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:55,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:55,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:55,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:55,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:55,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:55,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:55,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:55,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:55,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:55,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:55,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:55,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:55,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:55,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:55,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:55,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:55,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:55,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:55,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:55,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:55,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:55,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:55,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:55,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:55,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:55,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:55,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:55,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:55,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:55,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:55,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:55,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:55,634 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:55,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:55,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:55,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:55,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:55,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:55,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:55,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:55,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:55,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:55,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:55,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:55,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:55,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:55,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:55,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:55,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:55,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:55,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:55,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:55,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:55,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:55,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:55,651 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:55,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:55,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:55,654 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 -> 5c8a1f81aea9d21d6b500d0bf50b50da2b8ba3ee [2019-11-27 09:38:56,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:56,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:56,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:56,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:56,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:56,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label51.c [2019-11-27 09:38:56,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c3efa7d/de899668397746cf83077c2ab75e843b/FLAG40dc3ac8b [2019-11-27 09:38:58,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:58,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label51.c [2019-11-27 09:38:58,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c3efa7d/de899668397746cf83077c2ab75e843b/FLAG40dc3ac8b [2019-11-27 09:38:58,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c3efa7d/de899668397746cf83077c2ab75e843b [2019-11-27 09:38:58,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:58,294 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:58,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:58,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:58,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:58,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:58" (1/1) ... [2019-11-27 09:38:58,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:58, skipping insertion in model container [2019-11-27 09:38:58,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:58" (1/1) ... [2019-11-27 09:38:58,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:58,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:01,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:01,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:02,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:02,556 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:02,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02 WrapperNode [2019-11-27 09:39:02,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:02,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:02,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:02,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:02,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:02,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:03,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:03,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:03,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:03,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:03,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:03,471 INFO L168 Benchmark]: Toolchain (without parser) took 5171.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:03,472 INFO L168 Benchmark]: CDTParser took 3.12 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 09:39:03,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4258.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:03,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.30 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:03,482 INFO L168 Benchmark]: Boogie Preprocessor took 448.20 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:03,492 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 4258.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.30 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 448.20 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...