./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label27.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/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:34,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:34,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:34,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:34,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:34,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:34,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:34,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:34,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:34,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:34,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:34,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:34,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:34,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:34,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:34,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:34,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:34,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:34,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:34,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:34,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:34,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:34,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:34,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:34,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:34,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:34,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:34,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:34,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:34,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:34,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:34,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:34,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:34,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:34,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:34,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:34,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:34,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:34,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:34,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:34,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:34,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:34,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:34,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:34,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:34,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:34,457 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:34,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:34,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:34,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:34,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:34,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:34,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:34,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:34,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:34,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:34,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:34,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:34,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:34,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:34,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:34,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:34,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:34,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:34,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:34,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:34,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:34,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:34,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:34,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:34,475 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-27 09:35:35,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:35,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:35,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:35,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:35,177 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:35,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 09:35:35,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257df4a9c/731abed531db4f19960b0b2b6a001c27/FLAG610b56f52 [2019-11-27 09:35:36,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:36,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 09:35:36,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257df4a9c/731abed531db4f19960b0b2b6a001c27/FLAG610b56f52 [2019-11-27 09:35:36,734 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257df4a9c/731abed531db4f19960b0b2b6a001c27 [2019-11-27 09:35:36,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:36,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:36,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:36,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:36,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:36,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:36" (1/1) ... [2019-11-27 09:35:36,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:36, skipping insertion in model container [2019-11-27 09:35:36,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:36" (1/1) ... [2019-11-27 09:35:36,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:36,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:38,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:38,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:38,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:38,523 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:38,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38 WrapperNode [2019-11-27 09:35:38,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:38,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:38,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:38,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:38,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:38,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:38,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:38,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:38,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:38,980 INFO L168 Benchmark]: Toolchain (without parser) took 2228.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,983 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:38,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1777.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,991 INFO L168 Benchmark]: Boogie Preprocessor took 208.64 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:39,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1777.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.64 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:42,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:42,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:42,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:42,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:42,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:42,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:42,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:42,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:42,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:42,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:42,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:42,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:42,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:42,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:42,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:42,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:42,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:42,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:42,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:42,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:42,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:42,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:42,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:42,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:42,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:42,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:42,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:42,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:42,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:42,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:42,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:42,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:42,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:42,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:42,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:42,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:42,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:42,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:42,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:42,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:42,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:43,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,026 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:43,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:43,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,030 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:43,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:43,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:43,038 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-27 09:35:43,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:43,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:43,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:43,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:43,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:43,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 09:35:43,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f59fd20/411f2647fb8044d8a21f3f078e9499b8/FLAGe9c82face [2019-11-27 09:35:45,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 09:35:45,117 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f59fd20/411f2647fb8044d8a21f3f078e9499b8/FLAGe9c82face [2019-11-27 09:35:45,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f59fd20/411f2647fb8044d8a21f3f078e9499b8 [2019-11-27 09:35:45,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,174 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:45,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:46,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:46,494 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:46,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:46,930 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:46,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46 WrapperNode [2019-11-27 09:35:46,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:46,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:46,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:46,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:46,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:47,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:47,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:47,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,345 INFO L168 Benchmark]: Toolchain (without parser) took 2162.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,347 INFO L168 Benchmark]: CDTParser took 1.79 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 09:35:47,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1755.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.38 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,357 INFO L168 Benchmark]: Boogie Preprocessor took 176.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:47,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.79 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 1755.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.38 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...