./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label24.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/Problem11_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:33:00,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:00,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:00,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:00,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:00,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:00,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:00,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:00,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:00,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:00,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:00,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:00,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:00,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:00,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:00,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:00,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:00,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:00,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:00,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:00,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:00,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:00,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:00,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:00,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:00,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:00,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:00,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:00,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:00,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:00,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:00,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:00,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:00,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:00,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:00,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:00,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:00,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:00,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:00,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:00,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:00,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:00,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:00,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:00,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:00,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:00,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:00,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:00,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:00,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:00,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:00,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:00,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:00,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:00,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:00,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:00,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:00,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:00,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:00,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:00,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:00,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:00,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:00,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:00,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:00,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:00,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:00,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:00,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:00,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:00,536 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-27 09:33:01,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:01,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:01,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:01,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:01,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:01,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-27 09:33:01,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879767928/b8230e2e4f814591a242156ce1eff7ad/FLAGba450b646 [2019-11-27 09:33:02,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:02,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-27 09:33:02,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879767928/b8230e2e4f814591a242156ce1eff7ad/FLAGba450b646 [2019-11-27 09:33:02,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879767928/b8230e2e4f814591a242156ce1eff7ad [2019-11-27 09:33:02,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:02,775 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:02,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:02,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:02,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:02,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:02" (1/1) ... [2019-11-27 09:33:02,799 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 09:33:02, skipping insertion in model container [2019-11-27 09:33:02,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:02" (1/1) ... [2019-11-27 09:33:02,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:02,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:04,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:04,333 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:04,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:04,760 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:04,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04 WrapperNode [2019-11-27 09:33:04,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:04,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:04,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:04,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:04,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:04,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:05,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:05,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:05,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:05,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:04" (1/1) ... [2019-11-27 09:33:05,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:05,389 INFO L168 Benchmark]: Toolchain (without parser) took 2606.57 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 921.7 MB in the end (delta: 39.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,391 INFO L168 Benchmark]: CDTParser took 0.44 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 09:33:05,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1988.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,403 INFO L168 Benchmark]: Boogie Preprocessor took 307.78 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,416 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1988.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.78 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:09,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:09,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:09,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:09,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:09,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:09,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:09,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:09,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:09,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:09,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:09,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:09,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:09,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:09,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:09,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:09,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:09,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:09,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:09,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:09,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:09,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:09,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:09,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:09,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:09,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:09,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:09,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:09,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:09,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:09,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:09,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:09,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:09,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:09,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:09,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:09,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:09,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:09,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:09,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:09,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:09,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:09,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:09,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:09,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:09,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:09,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:09,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:09,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:09,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:09,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:09,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:09,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:09,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:09,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:09,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:09,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:09,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:09,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:09,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:09,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:09,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:09,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:09,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:09,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:09,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:09,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:09,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:09,517 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:09,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:09,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:09,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:09,522 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-27 09:33:10,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:10,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:10,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:10,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:10,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:10,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-27 09:33:10,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a2bfcbe/8d27f451d2e549c49d7b52c6da717b04/FLAG2211a8912 [2019-11-27 09:33:11,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:11,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-27 09:33:11,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a2bfcbe/8d27f451d2e549c49d7b52c6da717b04/FLAG2211a8912 [2019-11-27 09:33:11,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a2bfcbe/8d27f451d2e549c49d7b52c6da717b04 [2019-11-27 09:33:11,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:11,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:11,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:11,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:11,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:11,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:11" (1/1) ... [2019-11-27 09:33:11,848 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 09:33:11, skipping insertion in model container [2019-11-27 09:33:11,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:11" (1/1) ... [2019-11-27 09:33:11,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:12,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:13,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:13,533 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:13,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:13,961 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:13,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13 WrapperNode [2019-11-27 09:33:13,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:13,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:13,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:13,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:13,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:14,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:14,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:14,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:14,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:14,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:14,435 INFO L168 Benchmark]: Toolchain (without parser) took 2606.01 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 920.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:14,436 INFO L168 Benchmark]: CDTParser took 0.42 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 09:33:14,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2141.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 937.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:14,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.87 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:14,447 INFO L168 Benchmark]: Boogie Preprocessor took 231.55 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:14,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2141.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 937.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.87 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.55 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 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...