./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label19.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/Problem06_label19.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 a39b25b4df9e40ab716d9c12e88478d3ac2d4150 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label19.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 a39b25b4df9e40ab716d9c12e88478d3ac2d4150 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:24:37,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:37,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:37,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:37,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:37,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:37,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:37,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:37,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:37,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:37,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:37,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:37,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:37,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:37,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:37,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:37,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:37,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:37,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:37,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:37,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:37,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:37,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:37,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:37,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:37,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:37,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:37,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:37,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:37,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:37,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:37,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:37,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:37,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:37,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:37,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:37,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:37,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:37,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:37,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:37,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:37,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:37,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:37,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:37,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:37,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:37,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:37,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:37,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:37,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:37,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:37,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:37,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:37,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:37,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:37,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:37,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:37,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:37,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:37,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:37,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:37,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:37,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:37,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:37,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:37,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:37,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:37,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:37,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:37,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:37,532 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 -> a39b25b4df9e40ab716d9c12e88478d3ac2d4150 [2019-11-27 09:24:38,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:38,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:38,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:38,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:38,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:38,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-27 09:24:38,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c42713c9/68a3ee1350dd413481ba60f714b9711f/FLAG91e775f1c [2019-11-27 09:24:40,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:40,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-27 09:24:40,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c42713c9/68a3ee1350dd413481ba60f714b9711f/FLAG91e775f1c [2019-11-27 09:24:40,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c42713c9/68a3ee1350dd413481ba60f714b9711f [2019-11-27 09:24:40,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:40,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:40,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:40,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:40,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:40,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:40" (1/1) ... [2019-11-27 09:24:40,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:40, skipping insertion in model container [2019-11-27 09:24:40,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:40" (1/1) ... [2019-11-27 09:24:40,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:41,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:45,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:46,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:48,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:48,821 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:48,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48 WrapperNode [2019-11-27 09:24:48,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:48,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:48,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:48,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:48,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:48,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:49,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:49,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:49,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:49,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:49,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:49,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:49,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:49,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:50,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:50,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:50,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:48" (1/1) ... [2019-11-27 09:24:50,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:50,437 INFO L168 Benchmark]: Toolchain (without parser) took 9906.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 773.8 MB in the end (delta: 153.6 MB). Peak memory consumption was 153.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,438 INFO L168 Benchmark]: CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:24:50,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8297.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 902.3 MB in the end (delta: 25.1 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 638.41 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 829.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,449 INFO L168 Benchmark]: Boogie Preprocessor took 961.99 ms. Allocated memory is still 1.0 GB. Free memory was 829.8 MB in the beginning and 773.8 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:50,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8297.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 902.3 MB in the end (delta: 25.1 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 638.41 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 829.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 961.99 ms. Allocated memory is still 1.0 GB. Free memory was 829.8 MB in the beginning and 773.8 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 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 09:24:54,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:54,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:54,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:54,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:54,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:54,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:54,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:54,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:54,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:54,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:54,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:54,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:54,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:54,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:54,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:54,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:54,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:54,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:54,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:54,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:54,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:54,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:54,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:54,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:54,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:54,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:54,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:54,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:54,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:54,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:54,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:54,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:54,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:54,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:54,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:54,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:54,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:54,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:54,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:54,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:54,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:54,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:54,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:54,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:54,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:54,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:54,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:54,600 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:54,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:54,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:54,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:54,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:54,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:54,603 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:54,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:54,605 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:54,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:54,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:54,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:54,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:54,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:54,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:54,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:54,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:54,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:54,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:54,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:54,613 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:54,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:54,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:54,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:54,617 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 -> a39b25b4df9e40ab716d9c12e88478d3ac2d4150 [2019-11-27 09:24:55,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:55,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:55,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:55,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:55,222 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:55,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-27 09:24:55,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adb1983a/8c2e555d14364c1bac7f7702f708e18a/FLAG3d243da29 [2019-11-27 09:24:57,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:57,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label19.c [2019-11-27 09:24:57,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adb1983a/8c2e555d14364c1bac7f7702f708e18a/FLAG3d243da29 [2019-11-27 09:24:57,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adb1983a/8c2e555d14364c1bac7f7702f708e18a [2019-11-27 09:24:57,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:57,625 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:57,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:57,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:57,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:57,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:57" (1/1) ... [2019-11-27 09:24:57,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:57, skipping insertion in model container [2019-11-27 09:24:57,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:57" (1/1) ... [2019-11-27 09:24:57,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:58,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:02,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:02,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:04,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:05,340 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:05,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05 WrapperNode [2019-11-27 09:25:05,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:05,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:05,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:05,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:05,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:05,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:06,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:06,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:06,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:06,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:05" (1/1) ... [2019-11-27 09:25:06,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:06,705 INFO L168 Benchmark]: Toolchain (without parser) took 9074.32 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 806.2 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:06,706 INFO L168 Benchmark]: CDTParser took 3.03 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 09:25:06,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7714.37 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 929.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 279.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:06,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 663.08 ms. Allocated memory is still 1.0 GB. Free memory was 929.3 MB in the beginning and 859.3 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:06,716 INFO L168 Benchmark]: Boogie Preprocessor took 686.10 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 806.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:06,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 7714.37 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 929.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 279.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 663.08 ms. Allocated memory is still 1.0 GB. Free memory was 929.3 MB in the beginning and 859.3 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 686.10 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 806.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...