./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:05,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:05,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:05,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:05,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:05,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:05,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:05,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:05,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:05,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:05,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:05,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:05,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:05,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:05,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:05,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:05,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:05,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:05,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:05,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:05,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:05,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:05,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:05,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:05,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:05,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:05,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:05,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:05,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:05,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:05,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:05,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:05,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:05,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:05,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:05,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:05,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:05,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:05,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:05,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:05,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:05,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:05,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:05,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:05,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:05,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:05,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:05,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:05,516 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:05,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:05,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:05,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:05,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:05,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:05,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:05,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:05,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:05,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:05,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:05,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:05,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:05,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:05,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:05,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:05,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:05,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:05,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:05,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:05,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:05,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:05,526 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-25 22:40:05,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:06,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:06,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:06,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:06,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:06,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-25 22:40:06,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19729181e/17fb9031b77f494f96be759938277f18/FLAG785dda0ee [2019-11-25 22:40:07,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:07,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-25 22:40:07,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19729181e/17fb9031b77f494f96be759938277f18/FLAG785dda0ee [2019-11-25 22:40:07,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19729181e/17fb9031b77f494f96be759938277f18 [2019-11-25 22:40:07,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:07,723 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:07,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:07,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:07,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:07,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:07" (1/1) ... [2019-11-25 22:40:07,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:07, skipping insertion in model container [2019-11-25 22:40:07,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:07" (1/1) ... [2019-11-25 22:40:07,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:07,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:10,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:10,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:11,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:11,335 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:11,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11 WrapperNode [2019-11-25 22:40:11,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:11,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:11,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:11,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:11,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:11,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:12,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:12,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:12,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:12,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:12,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:12,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:12,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:12,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:13,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:13,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:13,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:11" (1/1) ... [2019-11-25 22:40:13,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:13,711 INFO L168 Benchmark]: Toolchain (without parser) took 5983.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 808.0 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:13,712 INFO L168 Benchmark]: CDTParser took 2.31 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. [2019-11-25 22:40:13,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3612.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 778.1 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:13,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 1189.72 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 878.6 MB in the end (delta: -100.4 MB). Peak memory consumption was 136.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:13,720 INFO L168 Benchmark]: Boogie Preprocessor took 1172.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.0 MB in the beginning and 808.0 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:13,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 3612.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 778.1 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1189.72 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 878.6 MB in the end (delta: -100.4 MB). Peak memory consumption was 136.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1172.45 ms. Allocated memory is still 1.0 GB. Free memory was 873.0 MB in the beginning and 808.0 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 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 0.1.24-65d6cd2 [2019-11-25 22:40:16,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:16,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:16,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:16,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:16,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:16,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:16,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:16,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:16,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:16,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:16,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:16,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:16,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:16,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:16,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:16,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:16,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:16,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:16,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:16,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:16,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:16,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:16,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:16,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:16,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:16,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:16,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:16,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:16,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:16,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:16,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:16,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:16,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:16,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:16,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:16,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:16,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:16,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:16,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:16,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:16,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:16,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:16,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:16,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:16,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:16,704 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:16,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:16,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:16,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:16,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:16,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:16,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:16,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:16,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:16,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:16,712 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:16,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:16,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:16,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:16,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:16,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:16,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:16,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:16,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:16,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:16,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:16,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:16,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:16,717 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:16,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:16,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:16,719 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-25 22:40:17,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:17,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:17,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:17,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:17,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:17,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-25 22:40:17,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff238b399/446ca254765d431199f5058e30116079/FLAGce2442f01 [2019-11-25 22:40:18,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:18,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-25 22:40:18,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff238b399/446ca254765d431199f5058e30116079/FLAGce2442f01 [2019-11-25 22:40:18,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff238b399/446ca254765d431199f5058e30116079 [2019-11-25 22:40:18,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:18,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:18,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:18,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:18,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:18,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:18" (1/1) ... [2019-11-25 22:40:18,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:18, skipping insertion in model container [2019-11-25 22:40:18,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:18" (1/1) ... [2019-11-25 22:40:18,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:19,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:21,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:21,797 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:23,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:23,183 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:23,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23 WrapperNode [2019-11-25 22:40:23,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:23,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:23,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:23,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:23,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:23,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:23,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:23,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:23,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:23,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:24,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:24,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:23" (1/1) ... [2019-11-25 22:40:24,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:24,202 INFO L168 Benchmark]: Toolchain (without parser) took 5283.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 881.7 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:24,203 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:40:24,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4270.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 716.6 MB in the end (delta: 232.2 MB). Peak memory consumption was 232.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:24,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 539.58 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.3 MB in the end (delta: -201.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:24,209 INFO L168 Benchmark]: Boogie Preprocessor took 466.61 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.7 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:24,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4270.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 716.6 MB in the end (delta: 232.2 MB). Peak memory consumption was 232.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 539.58 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.3 MB in the end (delta: -201.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 466.61 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 881.7 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...