./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label39.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/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:37:02,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:02,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:02,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:02,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:02,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:02,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:02,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:02,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:02,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:02,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:02,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:02,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:02,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:02,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:02,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:02,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:02,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:02,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:02,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:02,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:02,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:02,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:02,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:02,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:02,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:02,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:02,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:02,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:02,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:02,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:02,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:02,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:02,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:02,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:02,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:02,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:02,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:02,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:02,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:02,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:02,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:02,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:02,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:02,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:02,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:02,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:02,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:02,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:02,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:02,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:02,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:02,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:02,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:02,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:02,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:02,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:02,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:02,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:02,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:02,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:02,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:02,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:02,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:02,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:02,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:02,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:02,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:02,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:02,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:02,574 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-27 09:37:02,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:02,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:02,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:02,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:02,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:02,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 09:37:03,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cc5fc52/c19f0930e94b44a1935e3a9c1e4e722f/FLAG4ef6e3c03 [2019-11-27 09:37:04,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:04,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 09:37:04,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cc5fc52/c19f0930e94b44a1935e3a9c1e4e722f/FLAG4ef6e3c03 [2019-11-27 09:37:04,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cc5fc52/c19f0930e94b44a1935e3a9c1e4e722f [2019-11-27 09:37:04,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:04,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:04,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:04,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:04,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:04,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04, skipping insertion in model container [2019-11-27 09:37:04,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:04,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:05,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:05,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:06,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:06,205 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:06,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06 WrapperNode [2019-11-27 09:37:06,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:06,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:06,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:06,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:06,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:06,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:06,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:06,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,704 INFO L168 Benchmark]: Toolchain (without parser) took 2061.20 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 891.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,705 INFO L168 Benchmark]: CDTParser took 0.30 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 09:37:06,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 931.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.10 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,714 INFO L168 Benchmark]: Boogie Preprocessor took 258.97 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 931.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.10 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.97 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:09,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:09,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:09,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:09,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:09,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:09,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:09,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:09,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:09,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:09,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:09,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:09,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:09,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:09,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:09,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:09,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:09,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:09,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:09,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:09,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:09,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:09,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:09,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:09,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:09,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:09,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:09,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:09,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:09,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:09,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:09,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:09,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:09,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:09,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:09,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:09,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:09,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:09,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:09,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:09,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:09,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:09,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:09,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:09,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:09,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:09,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:09,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:09,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:09,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:09,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:09,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:09,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:09,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:09,638 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:09,638 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:09,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:09,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:09,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:09,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:09,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:09,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:09,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:09,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:09,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:09,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:09,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:09,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:09,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:09,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:09,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:09,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:09,645 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-27 09:37:10,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:10,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:10,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:10,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:10,124 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:10,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 09:37:10,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa578c4fa/b2dc681c06a34899afcf66716f8e97ac/FLAG7da6a983a [2019-11-27 09:37:11,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:11,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 09:37:11,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa578c4fa/b2dc681c06a34899afcf66716f8e97ac/FLAG7da6a983a [2019-11-27 09:37:11,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa578c4fa/b2dc681c06a34899afcf66716f8e97ac [2019-11-27 09:37:11,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:11,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:11,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:11,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:11,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:11,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11, skipping insertion in model container [2019-11-27 09:37:11,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:11,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:13,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:13,132 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:13,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:13,533 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:13,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13 WrapperNode [2019-11-27 09:37:13,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:13,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:13,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:13,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:13,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:13,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:13,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:13,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:13,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:13" (1/1) ... [2019-11-27 09:37:13,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:13,882 INFO L168 Benchmark]: Toolchain (without parser) took 2115.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.7 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:13,883 INFO L168 Benchmark]: CDTParser took 0.25 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 09:37:13,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1764.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.6 MB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:13,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:13,890 INFO L168 Benchmark]: Boogie Preprocessor took 155.68 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:13,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1764.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.6 MB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.68 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 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...