./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label16.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/Problem13_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:14,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:14,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:14,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:14,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:14,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:14,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:14,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:14,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:14,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:14,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:14,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:14,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:14,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:14,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:14,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:14,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:14,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:14,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:14,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:14,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:14,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:14,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:14,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:14,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:14,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:14,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:14,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:14,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:14,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:14,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:14,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:14,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:14,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:14,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:14,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:14,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:14,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:14,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:14,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:14,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:14,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:14,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:14,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:14,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:14,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:14,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:14,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:14,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:14,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:14,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:14,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:14,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:14,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:14,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:14,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:14,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:14,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:14,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:14,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:14,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:14,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:14,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:14,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:14,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:14,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:14,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:14,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:14,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:14,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:14,564 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-27 15:56:14,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:14,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:14,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:14,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:14,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:14,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-27 15:56:15,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acd19413/a268cddbe3e846fbb3ca43bacd62f811/FLAGec3557933 [2019-11-27 15:56:16,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:16,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-27 15:56:16,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acd19413/a268cddbe3e846fbb3ca43bacd62f811/FLAGec3557933 [2019-11-27 15:56:16,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acd19413/a268cddbe3e846fbb3ca43bacd62f811 [2019-11-27 15:56:16,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:16,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:16,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:16,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:16,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:16,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16, skipping insertion in model container [2019-11-27 15:56:16,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:16,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:19,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:19,036 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:20,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:20,081 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:20,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20 WrapperNode [2019-11-27 15:56:20,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:20,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:20,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:20,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:20,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:20,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:21,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:21,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:21,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:21,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:20" (1/1) ... [2019-11-27 15:56:21,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:21,895 INFO L168 Benchmark]: Toolchain (without parser) took 5290.63 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 808.8 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:21,896 INFO L168 Benchmark]: CDTParser took 0.23 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 15:56:21,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3482.71 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 773.8 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:21,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 1000.28 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 878.6 MB in the end (delta: -104.7 MB). Peak memory consumption was 131.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:21,903 INFO L168 Benchmark]: Boogie Preprocessor took 802.09 ms. Allocated memory is still 1.0 GB. Free memory was 878.6 MB in the beginning and 808.8 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:21,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3482.71 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 773.8 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1000.28 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 878.6 MB in the end (delta: -104.7 MB). Peak memory consumption was 131.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 802.09 ms. Allocated memory is still 1.0 GB. Free memory was 878.6 MB in the beginning and 808.8 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 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 15:56:24,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:24,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:24,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:24,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:24,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:24,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:24,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:24,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:24,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:24,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:24,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:24,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:24,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:24,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:24,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:24,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:24,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:24,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:24,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:24,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:24,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:24,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:24,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:24,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:24,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:24,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:24,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:24,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:24,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:24,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:24,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:24,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:24,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:24,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:24,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:24,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:24,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:24,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:24,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:24,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:24,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:24,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:24,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:24,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:24,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:24,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:24,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:24,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:24,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:24,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:24,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:24,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:24,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:24,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:24,787 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:24,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:24,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:24,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:24,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:24,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:24,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:24,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:24,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:24,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:24,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:24,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:24,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:24,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:24,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:24,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:24,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:24,796 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-27 15:56:25,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:25,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:25,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:25,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:25,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:25,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-27 15:56:25,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdacd8700/07b06ff6f9f543d4ba2a26699efdaac5/FLAG97396f601 [2019-11-27 15:56:26,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:26,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-27 15:56:26,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdacd8700/07b06ff6f9f543d4ba2a26699efdaac5/FLAG97396f601 [2019-11-27 15:56:26,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdacd8700/07b06ff6f9f543d4ba2a26699efdaac5 [2019-11-27 15:56:26,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:26,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:26,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:26,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:26,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:26,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26, skipping insertion in model container [2019-11-27 15:56:26,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:27,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:29,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:29,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:30,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:30,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:30,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30 WrapperNode [2019-11-27 15:56:30,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:30,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:30,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:30,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:30,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:31,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:31,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:31,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:31,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:30" (1/1) ... [2019-11-27 15:56:31,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:31,858 INFO L168 Benchmark]: Toolchain (without parser) took 4958.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.4 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,860 INFO L168 Benchmark]: CDTParser took 0.23 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 15:56:31,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3992.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.72 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.8 MB in the end (delta: -202.2 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,868 INFO L168 Benchmark]: Boogie Preprocessor took 450.39 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.4 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3992.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.72 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.8 MB in the end (delta: -202.2 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 450.39 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.4 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...