./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem05_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 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_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 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:45:18,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:18,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:18,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:18,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:18,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:18,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:18,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:18,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:18,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:18,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:18,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:18,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:18,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:18,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:18,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:18,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:18,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:18,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:18,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:18,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:18,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:18,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:18,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:18,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:18,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:18,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:18,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:18,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:18,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:18,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:18,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:18,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:18,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:18,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:18,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:18,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:18,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:18,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:18,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:18,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:18,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:18,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:18,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:18,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:18,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:18,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:18,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:18,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:18,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:18,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:18,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:18,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:18,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:18,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:18,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:18,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:18,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:18,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:18,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:18,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:18,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:18,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:18,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:18,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:18,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:18,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:18,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:18,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:18,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:18,519 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 -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-27 15:45:19,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:19,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:19,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:19,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:19,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:19,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 15:45:19,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4160245b3/b04b867f8a7e49d48fe74068d5c2f07a/FLAG465dcc1dd [2019-11-27 15:45:21,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:21,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 15:45:21,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4160245b3/b04b867f8a7e49d48fe74068d5c2f07a/FLAG465dcc1dd [2019-11-27 15:45:21,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4160245b3/b04b867f8a7e49d48fe74068d5c2f07a [2019-11-27 15:45:21,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:21,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:21,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:21,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:21,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:21,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:21" (1/1) ... [2019-11-27 15:45:21,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:21, skipping insertion in model container [2019-11-27 15:45:21,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:21" (1/1) ... [2019-11-27 15:45:21,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:22,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:27,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:27,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:30,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:30,751 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:30,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30 WrapperNode [2019-11-27 15:45:30,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:30,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:30,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:30,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:30,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:30,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:31,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:31,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:31,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:31,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:32,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:32,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:32,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:32,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:32,726 INFO L168 Benchmark]: Toolchain (without parser) took 11247.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 735.1 MB in the end (delta: 197.8 MB). Peak memory consumption was 197.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:32,727 INFO L168 Benchmark]: CDTParser took 0.35 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 15:45:32,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9279.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.8 MB in the end (delta: 57.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:32,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 909.61 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 795.7 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:32,738 INFO L168 Benchmark]: Boogie Preprocessor took 1050.18 ms. Allocated memory is still 1.0 GB. Free memory was 795.7 MB in the beginning and 735.1 MB in the end (delta: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:32,749 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9279.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.8 MB in the end (delta: 57.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 909.61 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 795.7 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1050.18 ms. Allocated memory is still 1.0 GB. Free memory was 795.7 MB in the beginning and 735.1 MB in the end (delta: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:45:36,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:36,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:36,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:36,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:36,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:36,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:36,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:36,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:36,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:36,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:36,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:36,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:36,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:36,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:36,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:36,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:36,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:36,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:36,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:36,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:36,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:36,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:36,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:36,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:36,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:36,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:36,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:36,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:36,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:36,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:36,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:36,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:36,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:36,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:36,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:36,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:36,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:36,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:36,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:36,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:36,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:36,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:36,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:36,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:36,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:36,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:36,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:36,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:36,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:36,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:36,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:36,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:36,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:36,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:36,884 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:36,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:36,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:36,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:36,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:36,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:36,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:36,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:36,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:36,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:36,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:36,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:36,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:36,891 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:36,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:36,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:36,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:36,896 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 -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-27 15:45:37,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:37,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:37,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:37,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:37,491 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:37,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 15:45:37,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65daf0116/b0c4ba2f19cf4f4eb9c93ee2449b96b6/FLAG0b0f4e48b [2019-11-27 15:45:39,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:39,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-27 15:45:39,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65daf0116/b0c4ba2f19cf4f4eb9c93ee2449b96b6/FLAG0b0f4e48b [2019-11-27 15:45:39,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65daf0116/b0c4ba2f19cf4f4eb9c93ee2449b96b6 [2019-11-27 15:45:39,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:39,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:39,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:39,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:39,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:39,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:39" (1/1) ... [2019-11-27 15:45:39,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:39, skipping insertion in model container [2019-11-27 15:45:39,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:39" (1/1) ... [2019-11-27 15:45:39,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:40,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:46,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:46,253 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:49,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:49,276 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:49,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49 WrapperNode [2019-11-27 15:45:49,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:49,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:49,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:49,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:49,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:49,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:50,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:50,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:50,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:50,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:50,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:51,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:51,167 INFO L168 Benchmark]: Toolchain (without parser) took 11330.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 714.9 MB in the end (delta: 218.0 MB). Peak memory consumption was 218.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,168 INFO L168 Benchmark]: CDTParser took 0.47 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 15:45:51,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9443.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 848.6 MB in the end (delta: 84.3 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 854.78 ms. Allocated memory is still 1.0 GB. Free memory was 848.6 MB in the beginning and 770.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,179 INFO L168 Benchmark]: Boogie Preprocessor took 1020.83 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 714.9 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:51,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 9443.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 848.6 MB in the end (delta: 84.3 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 854.78 ms. Allocated memory is still 1.0 GB. Free memory was 848.6 MB in the beginning and 770.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1020.83 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 714.9 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...